Commercial Operational Amplifiers (Op Amps) 914
| Part | RoHS | Manufacturer | Amplifier Type | Temperature Grade | Terminal Form | No. of Terminals | Package Code | Package Shape | Total Dose (V) | Package Body Material | Nominal Unity Gain Bandwidth | Maximum Negative Supply Voltage Limit | Low-Bias | Maximum Input Offset Voltage | Maximum Average Bias Current (IIB) | Surface Mount | No. of Functions | Minimum Common Mode Reject Ratio | Technology | Screening Level | Nominal Common Mode Reject Ratio | Maximum Supply Current | Nominal Negative Supply Voltage (Vsup) | Architecture | Programmable Power | Packing Method | Nominal Supply Voltage / Vsup (V) | Power Supplies (V) | Package Style (Meter) | Package Equivalence Code | Maximum Input Offset Current (IIO) | Minimum Slew Rate | Sub-Category | Nominal Slow Rate | Maximum Non Linearity | Maximum Supply Voltage Limit | Terminal Pitch | Maximum Operating Temperature | Maximum Bias Current (IIB) @25C | Maximum Common Mode Voltage | Nominal Response Time | Output Type | Frequency Compensation | Minimum Voltage Gain | Minimum Operating Temperature | Terminal Finish | Nominal Voltage Gain | Terminal Position | Low-Offset | JESD-30 Code | Maximum Voltage Gain | Moisture Sensitivity Level (MSL) | Maximum Seated Height | Width | Qualification | Minimum Output Current | Nominal Bandwidth (3dB) | Micropower | JESD-609 Code | Maximum Time At Peak Reflow Temperature (s) | Peak Reflow Temperature (C) | Length | Wideband | Power |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
STMicroelectronics |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
SOP |
Rectangular |
Plastic/Epoxy |
100 kHz |
0 V |
Yes |
3000 uV |
150 pA |
Yes |
2 |
CMOS |
80 dB |
34 μA |
0 V |
Voltage Feedback |
No |
10 V |
5/10 V |
Small Outline |
SOP8,.25 |
Operational Amplifiers |
0.04 V/us |
18 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
Yes |
45000 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
R-PDSO-G8 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
Yes |
e4 |
0.193 in (4.9 mm) |
No |
No |
||||||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Through-Hole |
14 |
DIP |
Rectangular |
Plastic/Epoxy |
2.25 MHz |
-8 V |
Yes |
1500 uV |
100 pA |
No |
4 |
70 dB |
CMOS |
75 dB |
6 mA |
-5 V |
Voltage Feedback |
No |
Tube |
5 V |
±2.2/±8/4.4/16 V |
In Line |
DIP14,.3 |
60 pA |
1.7 V/us |
Operational Amplifiers |
3.6 V/us |
8 V |
0.1 in (2.54 mm) |
70 °C (158 °F) |
60 pA |
Yes |
25000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDIP-T14 |
1 |
0.2 in (5.08 mm) |
0.3 in (7.62 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.76 in (19.305 mm) |
No |
No |
||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Through-Hole |
8 |
DIP |
Rectangular |
Plastic/Epoxy |
2.25 MHz |
-8 V |
Yes |
1500 uV |
100 pA |
No |
2 |
70 dB |
CMOS |
75 dB |
3 mA |
-5 V |
Voltage Feedback |
No |
Tube |
5 V |
±2.2/±8/4.4/16 V |
In Line |
DIP8,.3 |
60 pA |
1.7 V/us |
Operational Amplifiers |
3.6 V/us |
8 V |
0.1 in (2.54 mm) |
70 °C (158 °F) |
60 pA |
Yes |
25000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDIP-T8 |
1 |
0.2 in (5.08 mm) |
0.3 in (7.62 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.378 in (9.59 mm) |
No |
No |
||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
TSSOP |
Rectangular |
Plastic/Epoxy |
2.25 MHz |
-8 V |
Yes |
3000 uV |
100 pA |
Yes |
2 |
70 dB |
CMOS |
75 dB |
3 mA |
-5 V |
Voltage Feedback |
No |
Tube |
5 V |
±2.2/±8/4.4/16 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP8,.25 |
60 pA |
1.7 V/us |
Operational Amplifiers |
3.6 V/us |
8 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
60 pA |
Yes |
15000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G8 |
1 |
0.047 in (1.2 mm) |
0.118 in (3 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.173 in (4.4 mm) |
No |
No |
||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
SOP |
Rectangular |
Plastic/Epoxy |
165 MHz |
-16.5 V |
No |
10000 uV |
8 uA |
Yes |
1 |
70 dB |
BIPOLAR |
90 dB |
9.5 mA |
-15 V |
Voltage Feedback |
No |
Tape And Reel |
15 V |
9/32/±4.5/±16 V |
Small Outline |
SOP8,.25 |
250 nA |
Operational Amplifiers |
400 V/us |
16.5 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
6 uA |
Yes |
2000 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
R-PDSO-G8 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
165 MHz |
No |
e4 |
30 s |
260 °C (500 °F) |
0.193 in (4.9 mm) |
Yes |
No |
|||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
SOP |
Rectangular |
Plastic/Epoxy |
165 MHz |
-16.5 V |
No |
10000 uV |
8 uA |
Yes |
1 |
70 dB |
BIPOLAR |
90 dB |
9.5 mA |
-15 V |
Voltage Feedback |
No |
Tube |
15 V |
9/32/±4.5/±16 V |
Small Outline |
SOP8,.25 |
250 nA |
Operational Amplifiers |
400 V/us |
16.5 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
6 uA |
Yes |
2000 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
R-PDSO-G8 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
165 MHz |
No |
e4 |
30 s |
260 °C (500 °F) |
0.193 in (4.9 mm) |
Yes |
No |
|||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
14 |
SOP |
Rectangular |
Plastic/Epoxy |
10 MHz |
Yes |
1900 uV |
100 pA |
Yes |
2 |
80 dB |
BIMOS |
95 dB |
5 mA |
Voltage Feedback |
No |
Tape And Reel |
5 V |
±2.25/±8/4.5/16 V |
Small Outline |
SOP14,.25 |
50 pA |
9.5 V/us |
Operational Amplifiers |
16 V/us |
17 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
50 pA |
Yes |
100000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G14 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.341 in (8.65 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
TSSOP |
Square |
Plastic/Epoxy |
165 MHz |
-16.5 V |
No |
10000 uV |
8 uA |
Yes |
1 |
70 dB |
BIPOLAR |
90 dB |
9.5 mA |
-15 V |
Voltage Feedback |
No |
Tape And Reel |
15 V |
9/32/±4.5/±16 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP8,.19 |
250 nA |
Operational Amplifiers |
400 V/us |
16.5 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
6 uA |
Yes |
2000 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
S-PDSO-G8 |
1 |
0.042 in (1.07 mm) |
0.118 in (3 mm) |
No |
165 MHz |
No |
e4 |
30 s |
260 °C (500 °F) |
0.118 in (3 mm) |
Yes |
No |
|||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Through-Hole |
8 |
DIP |
Rectangular |
Plastic/Epoxy |
5.2 MHz |
No |
2200 uV |
25 nA |
No |
1 |
71 dB |
CMOS |
80 dB |
650 μA |
Voltage Feedback |
No |
Tube |
3 V |
±1.35/±3/2.7/6 V |
In Line |
DIP8,.3 |
7 nA |
0.8 V/us |
Operational Amplifiers |
1.6 V/us |
6 V |
0.1 in (2.54 mm) |
70 °C (158 °F) |
14 nA |
Yes |
31622 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDIP-T8 |
0.2 in (5.08 mm) |
0.3 in (7.62 mm) |
No |
No |
e4 |
0.378 in (9.59 mm) |
No |
No |
||||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
10 |
TSSOP |
Square |
Plastic/Epoxy |
5.2 MHz |
No |
2200 uV |
25 nA |
Yes |
2 |
71 dB |
CMOS |
80 dB |
1.3 mA |
Voltage Feedback |
No |
Tube |
3 V |
±1.35/±3/2.7/6 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP10,.19,20 |
7 nA |
0.8 V/us |
Operational Amplifiers |
1.6 V/us |
6 V |
0.02 in (0.5 mm) |
70 °C (158 °F) |
14 nA |
Yes |
31622 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
S-PDSO-G10 |
1 |
0.043 in (1.1 mm) |
0.118 in (3 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.118 in (3 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
14 |
SOP |
Rectangular |
Plastic/Epoxy |
5.2 MHz |
No |
2200 uV |
25 nA |
Yes |
2 |
71 dB |
CMOS |
80 dB |
1.3 mA |
Voltage Feedback |
No |
Tube |
3 V |
±1.35/±3/2.7/6 V |
Small Outline |
SOP14,.25 |
7 nA |
0.8 V/us |
Operational Amplifiers |
1.6 V/us |
6 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
14 nA |
Yes |
31622 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G14 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.341 in (8.65 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
14 |
TSSOP |
Rectangular |
Plastic/Epoxy |
5.2 MHz |
No |
2200 uV |
25 nA |
Yes |
4 |
71 dB |
CMOS |
80 dB |
2.6 mA |
Voltage Feedback |
No |
Tube |
3 V |
±1.35/±3/2.7/6 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP14,.25 |
7 nA |
0.8 V/us |
Operational Amplifiers |
1.6 V/us |
6 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
14 nA |
Yes |
31622 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G14 |
1 |
0.047 in (1.2 mm) |
0.173 in (4.4 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.197 in (5 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
16 |
SOP |
Rectangular |
Plastic/Epoxy |
5.2 MHz |
No |
2200 uV |
25 nA |
Yes |
4 |
66 dB |
CMOS |
80 dB |
3.6 mA |
Voltage Feedback |
No |
Tape And Reel |
3 V |
±1.35/±3/2.7/6 V |
Small Outline |
SOP16,.25 |
7 nA |
0.8 V/us |
Operational Amplifiers |
1.6 V/us |
6 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
14 nA |
Yes |
31622 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G16 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.39 in (9.9 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
HTSSOP |
Square |
Plastic/Epoxy |
350 MHz |
-16.5 V |
No |
3000 uV |
6 uA |
Yes |
2 |
74 dB |
BIPOLAR |
95 dB |
20 mA |
-15 V |
Voltage Feedback |
No |
Tape And Reel |
15 V |
Small Outline, Heat Sink/Slug, Thin Profile, Shrink Pitch |
250 nA |
Operational Amplifiers |
470 V/us |
16.5 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
6 uA |
Yes |
20000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
S-PDSO-G8 |
1 |
0.042 in (1.07 mm) |
0.118 in (3 mm) |
No |
70 MHz |
No |
e4 |
260 °C (500 °F) |
0.118 in (3 mm) |
Yes |
|||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
HTSSOP |
Square |
Plastic/Epoxy |
350 MHz |
-16.5 V |
No |
3000 uV |
6 uA |
Yes |
2 |
74 dB |
BIPOLAR |
95 dB |
20 mA |
-15 V |
Voltage Feedback |
No |
Tube |
15 V |
Small Outline, Heat Sink/Slug, Thin Profile, Shrink Pitch |
250 nA |
Operational Amplifiers |
470 V/us |
16.5 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
6 uA |
Yes |
20000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
S-PDSO-G8 |
1 |
0.042 in (1.07 mm) |
0.118 in (3 mm) |
No |
70 MHz |
No |
e4 |
260 °C (500 °F) |
0.118 in (3 mm) |
Yes |
|||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
TSSOP |
Square |
Plastic/Epoxy |
4.8 MHz |
Yes |
2700 uV |
100 pA |
Yes |
2 |
60 dB |
CMOS |
82 dB |
4 mA |
Voltage Feedback |
No |
Tube |
2.7 V |
2.7/5 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP8,.19 |
60 pA |
4.7 V/us |
Operational Amplifiers |
6 V/us |
7 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
60 pA |
Yes |
13000 |
0 °C (32 °F) |
Nickel/Palladium/Gold/Silver |
Dual |
No |
S-PDSO-G8 |
1 |
0.043 in (1.1 mm) |
0.118 in (3 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.118 in (3 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
10 |
TSSOP |
Square |
Plastic/Epoxy |
4.8 MHz |
Yes |
2900 uV |
100 pA |
Yes |
2 |
60 dB |
CMOS |
82 dB |
4 mA |
Voltage Feedback |
No |
Tube |
2.7 V |
2.7/5 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP10,.19,20 |
60 pA |
4.7 V/us |
Operational Amplifiers |
6 V/us |
7 V |
0.02 in (0.5 mm) |
70 °C (158 °F) |
60 pA |
Yes |
13000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
S-PDSO-G10 |
1 |
0.043 in (1.1 mm) |
0.118 in (3 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.118 in (3 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
14 |
SOP |
Rectangular |
Plastic/Epoxy |
4.8 MHz |
Yes |
2900 uV |
100 pA |
Yes |
4 |
60 dB |
CMOS |
82 dB |
8 mA |
Voltage Feedback |
No |
Tube |
2.7 V |
2.7/5 V |
Small Outline |
SOP14,.25 |
60 pA |
4.7 V/us |
Operational Amplifiers |
6 V/us |
7 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
60 pA |
Yes |
13000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G14 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.341 in (8.65 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
14 |
TSSOP |
Rectangular |
Plastic/Epoxy |
4.8 MHz |
Yes |
2900 uV |
100 pA |
Yes |
4 |
60 dB |
CMOS |
82 dB |
8 mA |
Voltage Feedback |
No |
Tube |
2.7 V |
2.7/5 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP14,.25 |
60 pA |
4.7 V/us |
Operational Amplifiers |
6 V/us |
7 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
60 pA |
Yes |
13000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G14 |
1 |
0.047 in (1.2 mm) |
0.173 in (4.4 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.197 in (5 mm) |
No |
No |
||||||||||||||
|
Analog Devices |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
SOP |
Rectangular |
Plastic/Epoxy |
Yes |
1 |
Small Outline |
Operational Amplifiers |
0.05 in (1.27 mm) |
Tin/Lead (Sn85Pb15) |
Dual |
R-PDSO-G8 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
e0 |
30 s |
240 °C (464 °F) |
0.193 in (4.9 mm) |
|||||||||||||||||||||||||||||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
SOP |
Rectangular |
Plastic/Epoxy |
10 MHz |
Yes |
1900 uV |
100 pA |
Yes |
1 |
80 dB |
BIMOS |
95 dB |
2.5 mA |
Voltage Feedback |
No |
Tube |
5 V |
±2.25/±8/4.5/16 V |
Small Outline |
SOP8,.25 |
50 pA |
9.5 V/us |
Operational Amplifiers |
16 V/us |
17 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
50 pA |
Yes |
100000 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
R-PDSO-G8 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
No |
e4 |
30 s |
260 °C (500 °F) |
0.193 in (4.9 mm) |
No |
No |
|||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
HTSSOP |
Square |
Plastic/Epoxy |
10 MHz |
Yes |
1900 uV |
100 pA |
Yes |
2 |
80 dB |
BIMOS |
95 dB |
5 mA |
Voltage Feedback |
No |
Tape And Reel |
5 V |
±2.25/±8/4.5/16 V |
Small Outline, Heat Sink/Slug, Thin Profile, Shrink Pitch |
TSSOP8,.19 |
50 pA |
9.5 V/us |
Operational Amplifiers |
16 V/us |
17 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
50 pA |
Yes |
100000 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
S-PDSO-G8 |
1 |
0.042 in (1.07 mm) |
0.118 in (3 mm) |
No |
No |
e4 |
30 s |
260 °C (500 °F) |
0.118 in (3 mm) |
No |
No |
|||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
10 |
HTSSOP |
Square |
Plastic/Epoxy |
10 MHz |
Yes |
1900 uV |
100 pA |
Yes |
2 |
80 dB |
BIMOS |
95 dB |
5 mA |
Voltage Feedback |
No |
Tube |
5 V |
±2.25/±8/4.5/16 V |
Small Outline, Heat Sink/Slug, Thin Profile, Shrink Pitch |
TSSOP10,.19,20 |
50 pA |
9.5 V/us |
Operational Amplifiers |
16 V/us |
17 V |
0.02 in (0.5 mm) |
70 °C (158 °F) |
50 pA |
Yes |
100000 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
S-PDSO-G10 |
1 |
0.043 in (1.1 mm) |
0.118 in (3 mm) |
No |
No |
e4 |
30 s |
260 °C (500 °F) |
0.118 in (3 mm) |
No |
No |
|||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
HTSSOP |
Square |
Plastic/Epoxy |
10 MHz |
Yes |
1900 uV |
100 pA |
Yes |
1 |
80 dB |
BIMOS |
110 dB |
2.5 mA |
Voltage Feedback |
No |
Tape And Reel |
5 V |
±2.25/±8/4.5/16 V |
Small Outline, Heat Sink/Slug, Thin Profile, Shrink Pitch |
TSSOP8,.19 |
50 pA |
9.5 V/us |
Operational Amplifiers |
16 V/us |
17 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
50 pA |
Yes |
100000 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
S-PDSO-G8 |
1 |
0.042 in (1.07 mm) |
0.118 in (3 mm) |
No |
No |
e4 |
30 s |
260 °C (500 °F) |
0.118 in (3 mm) |
No |
No |
|||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Through-Hole |
8 |
DIP |
Rectangular |
Plastic/Epoxy |
10 MHz |
Yes |
3000 uV |
100 pA |
No |
1 |
BIMOS |
110 dB |
3.5 mA |
Voltage Feedback |
No |
5 V |
5/12 V |
In Line |
DIP8,.3 |
9.5 V/us |
Operational Amplifiers |
16 V/us |
17 V |
0.1 in (2.54 mm) |
70 °C (158 °F) |
50 pA |
Yes |
100000 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
R-PDIP-T8 |
0.2 in (5.08 mm) |
0.3 in (7.62 mm) |
No |
No |
e4 |
0.386 in (9.81 mm) |
No |
No |
|||||||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
14 |
TSSOP |
Rectangular |
Plastic/Epoxy |
500 kHz |
Yes |
2000 uV |
150 pA |
Yes |
4 |
70 dB |
CMOS |
83 dB |
500 μA |
Voltage Feedback |
No |
Tape And Reel |
3 V |
3/5 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP14,.25 |
60 pA |
0.1 V/us |
Operational Amplifiers |
0.25 V/us |
12 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
60 pA |
Yes |
1500 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
R-PDSO-G14 |
1 |
0.047 in (1.2 mm) |
0.173 in (4.4 mm) |
No |
Yes |
e4 |
30 s |
260 °C (500 °F) |
0.197 in (5 mm) |
No |
No |
|||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
SOP |
Rectangular |
Plastic/Epoxy |
52 kHz |
Yes |
2000 uV |
60 pA |
Yes |
2 |
70 dB |
CMOS |
90 dB |
300 μA |
Voltage Feedback |
No |
Tape And Reel |
3 V |
±1.35/±5/2.7/10 V |
Small Outline |
SOP8,.25 |
60 pA |
0.65 V/us |
Operational Amplifiers |
0.02 V/us |
12 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
60 pA |
Yes |
700 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
R-PDSO-G8 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
No |
e4 |
30 s |
260 °C (500 °F) |
0.193 in (4.9 mm) |
No |
No |
|||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
SOP |
Rectangular |
Plastic/Epoxy |
52 kHz |
Yes |
2000 uV |
60 pA |
Yes |
2 |
70 dB |
CMOS |
90 dB |
300 μA |
Voltage Feedback |
No |
Tube |
3 V |
±1.35/±5/2.7/10 V |
Small Outline |
SOP8,.25 |
60 pA |
0.65 V/us |
Operational Amplifiers |
0.02 V/us |
12 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
60 pA |
Yes |
700 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
R-PDSO-G8 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
No |
e4 |
30 s |
260 °C (500 °F) |
0.193 in (4.9 mm) |
No |
No |
|||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
TSSOP |
Rectangular |
Plastic/Epoxy |
52 kHz |
Yes |
2000 uV |
60 pA |
Yes |
2 |
70 dB |
CMOS |
90 dB |
300 μA |
Voltage Feedback |
No |
Tube |
3 V |
±1.35/±5/2.7/10 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP8,.25 |
60 pA |
0.65 V/us |
Operational Amplifiers |
0.02 V/us |
12 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
60 pA |
Yes |
700 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
R-PDSO-G8 |
1 |
0.047 in (1.2 mm) |
0.118 in (3 mm) |
No |
No |
e4 |
30 s |
260 °C (500 °F) |
0.173 in (4.4 mm) |
No |
No |
|||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
14 |
TSSOP |
Rectangular |
Plastic/Epoxy |
1.81 MHz |
Yes |
2000 uV |
60 pA |
Yes |
4 |
70 dB |
CMOS |
75 dB |
4.4 mA |
Voltage Feedback |
No |
Tape And Reel |
3 V |
±1.35/±5/2.7/10 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP14,.25 |
60 pA |
0.65 V/us |
Operational Amplifiers |
1.4 V/us |
12 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
60 pA |
Yes |
400 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
R-PDSO-G14 |
1 |
0.047 in (1.2 mm) |
0.173 in (4.4 mm) |
No |
Yes |
e4 |
30 s |
260 °C (500 °F) |
0.197 in (5 mm) |
No |
No |
|||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
10 |
TSSOP |
Square |
Plastic/Epoxy |
5.2 MHz |
No |
2200 uV |
25 nA |
Yes |
2 |
71 dB |
CMOS |
80 dB |
1.3 mA |
Voltage Feedback |
No |
Tape And Reel |
3 V |
±1.35/±3/2.7/6 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP10,.19,20 |
7 nA |
0.8 V/us |
Operational Amplifiers |
1.6 V/us |
6 V |
0.02 in (0.5 mm) |
70 °C (158 °F) |
14 nA |
Yes |
31622 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
S-PDSO-G10 |
1 |
0.043 in (1.1 mm) |
0.118 in (3 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.118 in (3 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
14 |
TSSOP |
Rectangular |
Plastic/Epoxy |
2.8 MHz |
0 V |
Yes |
2400 uV |
100 pA |
Yes |
4 |
64 dB |
CMOS |
78 dB |
3.6 mA |
0 V |
Voltage Feedback |
No |
Tape And Reel |
3 V |
±1.35/±3/2.7/6 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP14,.25 |
50 pA |
0.6 V/us |
Operational Amplifiers |
1.4 V/us |
7 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
50 pA |
Yes |
25000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G14 |
2 |
0.047 in (1.2 mm) |
0.173 in (4.4 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.197 in (5 mm) |
No |
No |
||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
6 |
LSSOP |
Rectangular |
Plastic/Epoxy |
200 kHz |
No |
2000 uV |
7 nA |
Yes |
1 |
70 dB |
CMOS |
80 dB |
42 μA |
Voltage Feedback |
No |
Tape And Reel |
3 V |
±1.35/±3/2.7/6 V |
Small Outline, Low Profile, Shrink Pitch |
TSOP6,.11,37 |
450 pA |
0.02 V/us |
Operational Amplifiers |
0.11 V/us |
7 V |
0.037 in (0.95 mm) |
70 °C (158 °F) |
5 nA |
Yes |
63095 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G6 |
1 |
0.057 in (1.45 mm) |
0.063 in (1.6 mm) |
No |
Yes |
e4 |
260 °C (500 °F) |
0.114 in (2.9 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
TSSOP |
Square |
Plastic/Epoxy |
200 kHz |
No |
2000 uV |
7 nA |
Yes |
2 |
70 dB |
CMOS |
80 dB |
84 μA |
Voltage Feedback |
No |
Tube |
3 V |
±1.35/±3/2.7/6 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP8,.19 |
450 pA |
0.02 V/us |
Operational Amplifiers |
0.11 V/us |
7 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
5 nA |
Yes |
63095 |
0 °C (32 °F) |
Nickel/Palladium/Gold/Silver |
Dual |
No |
S-PDSO-G8 |
1 |
0.043 in (1.1 mm) |
0.118 in (3 mm) |
No |
Yes |
e4 |
260 °C (500 °F) |
0.118 in (3 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
10 |
TSSOP |
Square |
Plastic/Epoxy |
200 kHz |
No |
2000 uV |
7 nA |
Yes |
2 |
70 dB |
CMOS |
80 dB |
84 μA |
Voltage Feedback |
No |
Tape And Reel |
3 V |
±1.35/±3/2.7/6 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP10,.19,20 |
450 pA |
0.02 V/us |
Operational Amplifiers |
0.11 V/us |
7 V |
0.02 in (0.5 mm) |
70 °C (158 °F) |
5 nA |
Yes |
63095 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
S-PDSO-G10 |
1 |
0.043 in (1.1 mm) |
0.118 in (3 mm) |
No |
Yes |
e4 |
260 °C (500 °F) |
0.118 in (3 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
14 |
SOP |
Rectangular |
Plastic/Epoxy |
200 kHz |
No |
2000 uV |
7 nA |
Yes |
2 |
70 dB |
CMOS |
80 dB |
84 μA |
Voltage Feedback |
No |
Tape And Reel |
3 V |
±1.35/±3/2.7/6 V |
Small Outline |
SOP14,.25 |
450 pA |
0.02 V/us |
Operational Amplifiers |
0.11 V/us |
7 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
5 nA |
Yes |
63095 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G14 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
Yes |
e4 |
260 °C (500 °F) |
0.341 in (8.65 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
14 |
SOP |
Rectangular |
Plastic/Epoxy |
200 kHz |
No |
2000 uV |
7 nA |
Yes |
4 |
70 dB |
CMOS |
80 dB |
168 μA |
Voltage Feedback |
No |
Tube |
3 V |
±1.35/±3/2.7/6 V |
Small Outline |
SOP14,.25 |
450 pA |
0.02 V/us |
Operational Amplifiers |
0.11 V/us |
7 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
5 nA |
Yes |
63095 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G14 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
Yes |
e4 |
260 °C (500 °F) |
0.341 in (8.65 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
14 |
TSSOP |
Rectangular |
Plastic/Epoxy |
200 kHz |
No |
2000 uV |
7 nA |
Yes |
4 |
70 dB |
CMOS |
80 dB |
168 μA |
Voltage Feedback |
No |
Tape And Reel |
3 V |
±1.35/±3/2.7/6 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP14,.25 |
450 pA |
0.02 V/us |
Operational Amplifiers |
0.11 V/us |
7 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
5 nA |
Yes |
63095 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G14 |
1 |
0.047 in (1.2 mm) |
0.173 in (4.4 mm) |
No |
Yes |
e4 |
260 °C (500 °F) |
0.197 in (5 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
14 |
TSSOP |
Rectangular |
Plastic/Epoxy |
200 kHz |
No |
2000 uV |
7 nA |
Yes |
4 |
70 dB |
CMOS |
80 dB |
168 μA |
Voltage Feedback |
No |
Tube |
3 V |
±1.35/±3/2.7/6 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP14,.25 |
450 pA |
0.02 V/us |
Operational Amplifiers |
0.11 V/us |
7 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
5 nA |
Yes |
63095 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G14 |
1 |
0.047 in (1.2 mm) |
0.173 in (4.4 mm) |
No |
Yes |
e4 |
260 °C (500 °F) |
0.197 in (5 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
SOP |
Rectangular |
Plastic/Epoxy |
290 MHz |
-16.5 V |
No |
8000 uV |
8 uA |
Yes |
1 |
82 dB |
BIPOLAR |
110 dB |
9.5 mA |
-15 V |
Voltage Feedback |
No |
Tape And Reel |
15 V |
9/32/±4.5/±16 V |
Small Outline |
SOP8,.25 |
250 nA |
300 V/us |
Operational Amplifiers |
310 V/us |
16.5 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
6 uA |
Yes |
5000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G8 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.193 in (4.9 mm) |
Yes |
No |
||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
SOP |
Rectangular |
Plastic/Epoxy |
2.7 MHz |
Yes |
4000 uV |
100 pA |
Yes |
2 |
CMOS |
63 dB |
3 mA |
Voltage Feedback |
No |
3 V |
3/5 V |
Small Outline |
SOP8,.25 |
0.55 V/us |
Operational Amplifiers |
1.57 V/us |
6 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
50 pA |
Yes |
2200 |
0 °C (32 °F) |
Nickel Palladium Gold |
Dual |
No |
R-PDSO-G8 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
No |
e4 |
0.193 in (4.9 mm) |
No |
Yes |
|||||||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
SOP |
Rectangular |
Plastic/Epoxy |
5.5 kHz |
Yes |
1500 uV |
350 pA |
Yes |
2 |
70 dB |
CMOS |
120 dB |
1.9 μA |
Voltage Feedback |
No |
Tube |
2.7 V |
±1.25/±8/2.5/16 V |
Small Outline |
SOP8,.25 |
250 pA |
Operational Amplifiers |
2500 V/us |
17 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
300 pA |
Yes |
130000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G8 |
1 |
0.069 in (1.75 mm) |
0.154 in (3.9 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.193 in (4.9 mm) |
No |
No |
|||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
14 |
TSSOP |
Rectangular |
Plastic/Epoxy |
5.5 kHz |
Yes |
1500 uV |
350 pA |
Yes |
4 |
70 dB |
CMOS |
120 dB |
3.8 μA |
Voltage Feedback |
No |
Tube |
2.7 V |
±1.25/±8/2.5/16 V |
Small Outline, Thin Profile, Shrink Pitch |
TSSOP14,.25 |
250 pA |
Operational Amplifiers |
2500 V/us |
17 V |
0.026 in (0.65 mm) |
70 °C (158 °F) |
300 pA |
Yes |
130000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G14 |
1 |
0.047 in (1.2 mm) |
0.173 in (4.4 mm) |
No |
No |
e4 |
260 °C (500 °F) |
0.197 in (5 mm) |
No |
No |
|||||||||||||||
|
Analog Devices |
Operational Amplifier |
Commercial |
Gull Wing |
16 |
SOP |
Rectangular |
Plastic/Epoxy |
4.5 MHz |
-18 V |
Yes |
1500 uV |
600 pA |
Yes |
1 |
78 dB |
BIPOLAR |
95 dB |
10 mA |
-15 V |
Voltage Feedback |
Tape And Reel, 7 Inch |
15 V |
±15 V |
Small Outline |
SOP16,.3 |
6.4 nA |
Operational Amplifiers |
2.8 V/us |
18 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
400 pA |
Yes |
800000 |
0 °C (32 °F) |
Tin Lead |
Dual |
No |
R-PDSO-G16 |
1 |
0.104 in (2.65 mm) |
0.295 in (7.5 mm) |
No |
e0 |
240 °C (464 °F) |
0.406 in (10.3 mm) |
||||||||||||||||||
|
Analog Devices |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
SOP |
Rectangular |
Plastic/Epoxy |
13 MHz |
-18 V |
Yes |
1000 uV |
150 pA |
Yes |
1 |
74 dB |
BIPOLAR |
80 dB |
4 mA |
-15 V |
Voltage Feedback |
Tape And Reel, 7 Inch |
15 V |
15 V |
Small Outline |
DIP8,.3 |
50 V/us |
Operational Amplifiers |
75 V/us |
18 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
150 pA |
Yes |
100000 |
0 °C (32 °F) |
Tin Lead |
Dual |
No |
R-PDSO-G8 |
1 |
0.107 in (2.72 mm) |
0.154 in (3.9 mm) |
No |
e0 |
240 °C (464 °F) |
0.193 in (4.9 mm) |
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|
Analog Devices |
Operational Amplifier |
Commercial |
Gull Wing |
8 |
SOP |
Rectangular |
Plastic/Epoxy |
35 MHz |
-18 V |
3500 uV |
7.2 uA |
Yes |
1 |
75 dB |
BIPOLAR |
95 dB |
7.6 mA |
-5 V |
Voltage Feedback |
Tape And Reel, 7 Inch |
5 V |
±5/±15 V |
Small Outline |
SOP8,.25 |
225 V/us |
Operational Amplifiers |
200 V/us |
18 V |
0.05 in (1.27 mm) |
70 °C (158 °F) |
6.6 uA |
Yes |
1500 |
0 °C (32 °F) |
Tin Lead |
Dual |
No |
R-PDSO-G8 |
1 |
0.102 in (2.59 mm) |
0.154 in (3.9 mm) |
No |
e0 |
240 °C (464 °F) |
0.193 in (4.9 mm) |
|||||||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
5 |
LSSOP |
Rectangular |
Plastic/Epoxy |
8 MHz |
Yes |
4500 uV |
100 pA |
Yes |
1 |
55 dB |
CMOS |
80 dB |
770 μA |
Voltage Feedback |
No |
Tape And Reel |
2.7 V |
±0.9/±1.8/1.8/3.6 V |
Small Outline, Low Profile, Shrink Pitch |
TSOP5/6,.11,37 |
15 pA |
1.89 V/us |
Operational Amplifiers |
4.8 V/us |
4 V |
0.037 in (0.95 mm) |
70 °C (158 °F) |
15 pA |
Yes |
50000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G5 |
1 |
0.057 in (1.45 mm) |
0.063 in (1.6 mm) |
No |
Yes |
e4 |
260 °C (500 °F) |
0.114 in (2.9 mm) |
No |
No |
||||||||||||||
|
|
Texas Instruments |
Operational Amplifier |
Commercial |
Gull Wing |
5 |
LSSOP |
Rectangular |
Plastic/Epoxy |
8 MHz |
Yes |
4500 uV |
100 pA |
Yes |
1 |
55 dB |
CMOS |
80 dB |
770 μA |
Voltage Feedback |
No |
Tape And Reel |
2.7 V |
±0.9/±1.8/1.8/3.6 V |
Small Outline, Low Profile, Shrink Pitch |
TSOP5/6,.11,37 |
15 pA |
1.89 V/us |
Operational Amplifiers |
4.8 V/us |
4 V |
0.037 in (0.95 mm) |
70 °C (158 °F) |
15 pA |
Yes |
50000 |
0 °C (32 °F) |
Nickel/Palladium/Gold |
Dual |
No |
R-PDSO-G5 |
1 |
0.057 in (1.45 mm) |
0.063 in (1.6 mm) |
No |
Yes |
e4 |
260 °C (500 °F) |
0.114 in (2.9 mm) |
No |
No |
Operational amplifiers, or op-amps for short, are electronic circuits that provide a high gain amplification of an input voltage signal. They are widely used in electronic circuits for various signal processing tasks due to their versatile nature and high gain characteristics.
An op-amp typically has two input terminals (inverting and non-inverting), an output terminal, and a power supply. The output voltage of the op-amp is proportional to the difference between the voltages at the two input terminals, with the exact gain being determined by the circuit design.
Op-amps can be used in a variety of electronic circuits such as filters, amplifiers, oscillators, and voltage regulators. They can also be used as comparators, with the output switching to one of two voltage levels depending on the relationship between the two input voltages.
One of the main advantages of op-amps is that they can provide a very high gain, making them useful in amplifying small signals or reducing noise. They also have a wide range of input and output impedance, making them compatible with a wide range of electronic circuits. Additionally, op-amps can be designed to have very high input impedance, which means they can detect and amplify signals with minimal loading effects on the circuit they are connected to.