RECTANGULAR Latches & Flip-Flops 667

Reset All
Part RoHS Manufacturer Logic IC Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Total Dose (V) Package Body Material Schmitt Trigger Surface Mount No. of Functions Maximum Frequency At Nominal Supply Technology Screening Level No. of Inputs No. of Bits Packing Method Nominal Supply Voltage / Vsup (V) Power Supplies (V) Load Capacitance (CL) Package Style (Meter) Package Equivalence Code Propagation Delay (tpd) Maximum I (ol) Sub-Category Terminal Pitch Maximum Operating Temperature Count Direction Output Characteristics Trigger Type Minimum Operating Temperature Terminal Finish Terminal Position No. of Ports Minimum fmax JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Supply Voltage (Vsup) Maximum Seated Height Width Qualification Output Polarity Minimum Supply Voltage (Vsup) Maximum Power Supply Current (ICC) Additional Features JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Length Family

TC74ACT273P

Toshiba

D FLIP-FLOP

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

80000000 Hz

CMOS

8

5

5

50 pF

IN-LINE

DIP20,.3

12 ns

24 Amp

FF/Latches

2.54 mm

85 Cel

POSITIVE EDGE

-40 Cel

DUAL

170 MHz

R-PDIP-T20

5.5 V

4.45 mm

7.62 mm

Not Qualified

TRUE

4.5 V

NOT SPECIFIED

NOT SPECIFIED

24.6 mm

ACT

SN54HC114J

Texas Instruments

J-K FLIP-FLOP

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

2

17000000 Hz

CMOS

2/6

50 pF

IN-LINE

DIP14,.3

5.2 Amp

FF/Latches

2.54 mm

125 Cel

NEGATIVE EDGE

-55 Cel

DUAL

R-XDIP-T14

Not Qualified

SN74LS76AN3

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

2

5

5

IN-LINE

DIP16,.3

20 ns

FF/Latches

2.54 mm

70 Cel

NEGATIVE EDGE

0 Cel

DUAL

45 MHz

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

MASTER SLAVE OPERATION

NOT SPECIFIED

NOT SPECIFIED

19.305 mm

LS

SNJ54ACT11374JT

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC

NO

8

CMOS

38535Q/M;38534H;883B

5

5

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

DUAL

R-XDIP-T24

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SNJ54ALS74AW

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

25000000 Hz

TTL

MIL-PRF-38535

1

TUBE

5

5

50 pF

FLATPACK

FL14,.3

23 ns

8 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

DUAL

25 MHz

R-GDFP-F14

5.5 V

2.03 mm

5.97 mm

Not Qualified

COMPLEMENTARY

4.5 V

4 mA

e0

9.21 mm

ALS

SNJ54F74W

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

80000000 Hz

TTL

MIL-PRF-38535

1

TUBE

5

5

50 pF

FLATPACK

FL14,.25

10.5 ns

20 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

DUAL

80 MHz

R-GDFP-F14

5.5 V

2.03 mm

5.97 mm

Not Qualified

COMPLEMENTARY

4.5 V

16 mA

e0

9.21 mm

F/FAST

54LS259FM

Fairchild Semiconductor

D LATCH

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC

YES

1

TTL

8

5

5

FLATPACK

FL16,.3

4 Amp

FF/Latches

1.27 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDFP-F16

Not Qualified

36 mA

e0

DM54LS259W/883

National Semiconductor

D LATCH

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC

YES

1

TTL

38535Q/M;38534H;883B

8

5

5

FLATPACK

FL16,.3

4 Amp

FF/Latches

1.27 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDFP-F16

Not Qualified

36 mA

e0

SN74LV273ANS

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

45000000 Hz

CMOS

8

2.5

3.3

50 pF

SMALL OUTLINE

SOP20,.3

25 ns

6 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G20

1

5.5 V

2 mm

5.3 mm

Not Qualified

TRUE

2 V

e4

30

260

12.6 mm

LV/LV-A/LVX/H

SNJ54ACT74W

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

85000000 Hz

CMOS

MIL-PRF-38535

1

TUBE

5

5

50 pF

FLATPACK

FL14,.3

14 ns

24 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

85 MHz

R-GDFP-F14

5.5 V

2.03 mm

6.285 mm

Not Qualified

COMPLEMENTARY

4.5 V

.02 mA

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

ACT

SNJ54ACT74J

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

2

85000000 Hz

CMOS

MIL-PRF-38535

1

TUBE

5

5

50 pF

IN-LINE

DIP14,.3

14 ns

24 Amp

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

85 MHz

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.5 V

.02 mA

e0

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

ACT

74LVQ74MTR

STMicroelectronics

D FLIP-FLOP

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

100000000 Hz

CMOS

1

TR

2.7

3.3

50 pF

SMALL OUTLINE

SOP14,.25

16 ns

24 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G14

1

3.6 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

2 V

e4

8.65 mm

LVQ

74LVQ74TTR

STMicroelectronics

D FLIP-FLOP

MILITARY

GULL WING

14

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

100000000 Hz

CMOS

1

TR

2.7

3.3

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP14,.25

16 ns

24 Amp

FF/Latches

.65 mm

125 Cel

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G14

3.6 V

1.2 mm

4.4 mm

Not Qualified

COMPLEMENTARY

2 V

e4

5 mm

LVQ

74LVQ174MTR

STMicroelectronics

D FLIP-FLOP

MILITARY

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

70000000 Hz

CMOS

6

TR

2.7

3.3

50 pF

SMALL OUTLINE

SOP16,.25

14.5 ns

24 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

70 MHz

R-PDSO-G16

1

3.6 V

1.75 mm

3.9 mm

Not Qualified

TRUE

2 V

e4

9.9 mm

LVQ

74LVQ174TTR

STMicroelectronics

D FLIP-FLOP

MILITARY

GULL WING

16

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

70000000 Hz

CMOS

6

TR

2.7

3.3

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP16,.25

14.5 ns

24 Amp

FF/Latches

.65 mm

125 Cel

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

70 MHz

R-PDSO-G16

1

3.6 V

1.2 mm

4.4 mm

Not Qualified

TRUE

2 V

e4

260

5 mm

LVQ

74LCX74MTR

STMicroelectronics

D FLIP-FLOP

INDUSTRIAL

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

150000000 Hz

CMOS

1

TR

2.7

3.3

50 pF

SMALL OUTLINE

SOP14,.25

8 ns

24 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

150 MHz

R-PDSO-G14

3.6 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

2 V

e4

8.65 mm

LVC/LCX/Z

74LCX74TTR

STMicroelectronics

D FLIP-FLOP

INDUSTRIAL

GULL WING

14

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

150000000 Hz

CMOS

1

TR

2.7

3.3

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP14,.25

8 ns

24 Amp

FF/Latches

.65 mm

85 Cel

POSITIVE EDGE

-40 Cel

Nickel/Palladium/Gold (Ni/Pd/Au)

DUAL

150 MHz

R-PDSO-G14

3

3.6 V

1.2 mm

4.4 mm

Not Qualified

COMPLEMENTARY

2 V

e4

30

260

5 mm

LVC/LCX/Z

SNJ54LS73AW

Texas Instruments

J-K FLIP-FLOP

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

YES

2

30000000 Hz

TTL

MIL-PRF-38535

2

TUBE

5

5

15 pF

FLATPACK

FL14,.3

20 ns

-.4 Amp

FF/Latches

1.27 mm

125 Cel

TOTEM POLE

NEGATIVE EDGE

-55 Cel

TIN LEAD

DUAL

30 MHz

R-CDFP-F14

5.25 V

2.03 mm

6.29 mm

Not Qualified

COMPLEMENTARY

4.75 V

6 mA

e0

9.21 mm

LS

SNJ54LS73AJ

Texas Instruments

J-K FLIP-FLOP

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

NO

2

30000000 Hz

TTL

MIL-PRF-38535

2

TUBE

5

5

15 pF

IN-LINE

DIP14,.3

20 ns

-.4 Amp

FF/Latches

2.54 mm

125 Cel

TOTEM POLE

NEGATIVE EDGE

-55 Cel

TIN LEAD

DUAL

30 MHz

R-CDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

6 mA

e0

19.56 mm

LS

SNJ54LS74AW

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

25000000 Hz

TTL

MIL-PRF-38535

1

TUBE

5

5

15 pF

FLATPACK

FL14,.3

40 ns

8 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

25 MHz

R-GDFP-F14

5.5 V

2.03 mm

6.285 mm

Not Qualified

COMPLEMENTARY

4.5 V

8 mA

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

LS

SNJ54LS75W

Texas Instruments

D LATCH

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

YES

2

TTL

MIL-PRF-38535

2

TUBE

5

5

15 pF

FLATPACK

FL16,.3

25 ns

8 Amp

FF/Latch

1.27 mm

125 Cel

HIGH LEVEL

-55 Cel

TIN LEAD

DUAL

R-CDFP-F16

5.25 V

2.03 mm

6.73 mm

Not Qualified

COMPLEMENTARY

4.75 V

46 mA

e0

10.2 mm

LS

SNJ54LS76AJ

Texas Instruments

J-K FLIP-FLOP

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

2

30000000 Hz

TTL

MIL-PRF-38535

2

TUBE

5

5

15 pF

IN-LINE

DIP16,.3

20 ns

16 Amp

FF/Latches

2.54 mm

125 Cel

NEGATIVE EDGE

-55 Cel

TIN LEAD

DUAL

45 MHz

R-GDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.5 V

4 mA

MASTER SLAVE OPERATION

e0

19.56 mm

LS

SN74LS76ADR

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

TTL

2

TR

5

5

15 pF

SMALL OUTLINE

SOP16,.25

20 ns

FF/Latches

1.27 mm

70 Cel

NEGATIVE EDGE

0 Cel

DUAL

45 MHz

R-PDSO-G16

5.25 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

4.75 V

6 mA

MASTER SLAVE OPERATION

NOT SPECIFIED

NOT SPECIFIED

9.9 mm

LS

SNJ54107J

Texas Instruments

J-K FLIP-FLOP

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

2

15000000 Hz

TTL

MIL-PRF-38535

2

TUBE

5

5

15 pF

IN-LINE

DIP14,.3

40 ns

16 Amp

FF/Latch

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

DUAL

15 MHz

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.5 V

20 mA

MASTER SLAVE OPERATION

e0

19.56 mm

TTL/H/L

SNJ54LS109AJ

Texas Instruments

J-KBAR FLIP-FLOP

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

2

25000000 Hz

TTL

MIL-PRF-38535

2

TUBE

5

5

15 pF

IN-LINE

DIP16,.3

40 ns

-.4 Amp

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

DUAL

30 MHz

R-GDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.5 V

8 mA

INVERTED K INPUT

e0

19.56 mm

LS

SNJ54S112W

Texas Instruments

J-K FLIP-FLOP

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

2

80000000 Hz

TTL

MIL-PRF-38535

2

TUBE

5

5

15 pF

FLATPACK

FL16,.3

7 ns

20 Amp

FF/Latches

1.27 mm

125 Cel

NEGATIVE EDGE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

125 MHz

R-CDFP-F16

5.5 V

2.03 mm

6.73 mm

Not Qualified

COMPLEMENTARY

4.5 V

25 mA

e0

NOT SPECIFIED

NOT SPECIFIED

10.2 mm

S

SN54S112J

Texas Instruments

J-K FLIP-FLOP

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

2

80000000 Hz

TTL

2

TUBE

5

5

15 pF

IN-LINE

DIP16,.3

7 ns

20 Amp

FF/Latches

2.54 mm

125 Cel

NEGATIVE EDGE

-55 Cel

TIN LEAD

DUAL

125 MHz

R-CDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.5 V

25 mA

e0

19.56 mm

S

SNJ54LS112AJ

Texas Instruments

J-K FLIP-FLOP

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

NO

2

30000000 Hz

TTL

MIL-PRF-38535

2

TUBE

5

5

15 pF

IN-LINE

DIP16,.3

20 ns

-.4 Amp

FF/Latches

2.54 mm

125 Cel

NEGATIVE EDGE

-55 Cel

TIN LEAD

DUAL

30 MHz

R-CDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.5 V

6 mA

e0

19.56 mm

LS

SN74LS173ADR

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

25000000 Hz

TTL

4

TR

5

5

45 pF

SMALL OUTLINE

SOP16,.25

35 ns

24 Amp

FF/Latches

1.27 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

30 MHz

R-PDSO-G16

5.25 V

1.75 mm

3.9 mm

Not Qualified

TRUE

4.75 V

24 mA

WITH HOLD MODE; WITH DUAL OUTPUT ENABLE; DISABLE TIME CL = 5PF

NOT SPECIFIED

NOT SPECIFIED

9.9 mm

LS

SNJ54S174W

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

75000000 Hz

TTL

MIL-PRF-38535

6

TUBE

5

5

15 pF

FLATPACK

FL16,.3

17 ns

20 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

75 MHz

R-GDFP-F16

5.25 V

2.03 mm

6.73 mm

Not Qualified

TRUE

4.75 V

144 mA

e0

NOT SPECIFIED

NOT SPECIFIED

10.16 mm

S

SNJ54S175J

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

75000000 Hz

TTL

MIL-PRF-38535

4

TUBE

5

5

15 pF

IN-LINE

DIP16,.3

17 ns

20 Amp

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

DUAL

75 MHz

R-GDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

96 mA

e0

19.56 mm

S

SNJ54LS279AW

Texas Instruments

R-S LATCH

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

4

TTL

MIL-PRF-38535

2

TUBE

5

5

15 pF

FLATPACK

FL16,.3

27 ns

4 Amp

FF/Latches

1.27 mm

125 Cel

LOW LEVEL

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDFP-F16

5.25 V

2.03 mm

6.73 mm

Not Qualified

TRUE

4.75 V

7 mA

WITH DUAL S INPUT FOR TWO FUNCTIONS

e0

NOT SPECIFIED

NOT SPECIFIED

10.16 mm

LS

SN54LS279AJ

Texas Instruments

R-S LATCH

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

4

TTL

2

TUBE

5

5

15 pF

IN-LINE

DIP16,.3

27 ns

4 Amp

FF/Latches

2.54 mm

125 Cel

LOW LEVEL

-55 Cel

TIN LEAD

DUAL

R-GDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.75 V

7 mA

WITH DUAL S INPUT FOR TWO FUNCTIONS

e0

19.56 mm

LS

SNJ54LS279AJ

Texas Instruments

R-S LATCH

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

4

TTL

MIL-PRF-38535

2

TUBE

5

5

15 pF

IN-LINE

DIP16,.3

27 ns

4 Amp

FF/Latches

2.54 mm

125 Cel

LOW LEVEL

-55 Cel

TIN LEAD

DUAL

R-GDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.75 V

7 mA

WITH DUAL S INPUT FOR TWO FUNCTIONS

e0

19.56 mm

LS

SNJ54LS375J

Texas Instruments

D LATCH

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

2

TTL

MIL-PRF-38535

2

TUBE

5

5

15 pF

IN-LINE

DIP16,.3

30 ns

8 Amp

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

DUAL

R-GDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

12 mA

DUMMY VAL

e0

19.56 mm

LS

SN74LS377NS

Motorola

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

5

5

IN-LINE

DIP20,.3

27 ns

FF/Latches

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

TIN LEAD

DUAL

40 MHz

R-PDIP-T20

5.25 V

4.19 mm

7.62 mm

Not Qualified

TRUE

4.75 V

WITH HOLD MODE

e0

26.415 mm

LS

SN74LS74ANS

Motorola

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

1

5

5

IN-LINE

DIP14,.3

40 ns

FF/Latches

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

TIN LEAD

DUAL

33 MHz

R-PDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

e0

18.86 mm

LS

SN74ALS990N

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

TUBE

5

5

50 pF

IN-LINE

DIP20,.3

26 ns

24 Amp

FF/Latches

2.54 mm

70 Cel

3-STATE

HIGH LEVEL

0 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.5 V

70 mA

WITH READ-BACK

e4

24.325 mm

ALS

SN74ALS990DWR

Texas Instruments

D LATCH

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

8

TR

5

5

50 pF

SMALL OUTLINE

SOP20,.4

26 ns

24 Amp

FF/Latches

1.27 mm

70 Cel

3-STATE

HIGH LEVEL

0 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G20

1

5.5 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.5 V

70 mA

WITH READ-BACK

e4

30

260

12.8 mm

ALS

SN74ALS990DW

Texas Instruments

D LATCH

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

8

TUBE

5

5

50 pF

SMALL OUTLINE

SOP20,.4

26 ns

24 Amp

FF/Latches

1.27 mm

70 Cel

3-STATE

HIGH LEVEL

0 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G20

1

5.5 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.5 V

70 mA

WITH READ-BACK

e4

30

260

12.8 mm

ALS

SN74ALS994NT

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

10

TUBE

5

5

50 pF

IN-LINE

DIP24,.3

27 ns

FF/Latches

2.54 mm

70 Cel

3-STATE

HIGH LEVEL

0 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDIP-T24

5.5 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.5 V

82 mA

WITH READ-BACK

e4

31.64 mm

ALS

74ACT74MTR

STMicroelectronics

D FLIP-FLOP

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

85000000 Hz

CMOS

1

TR

5

5

50 pF

SMALL OUTLINE

SOP14,.25

11 ns

24 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN

DUAL

85 MHz

R-PDSO-G14

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

4.5 V

e3

8.65 mm

ACT

SN74AS175AD

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

5

5

50 pF

SMALL OUTLINE

SOP16,.25

10 ns

FF/Latches

1.27 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

100 MHz

R-PDSO-G16

5.5 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

4.5 V

34 mA

NOT SPECIFIED

NOT SPECIFIED

9.9 mm

AS

SN74LVT273DWR

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

150000000 Hz

BICMOS

8

TR

3.3

3.3

50 pF

SMALL OUTLINE

SOP20,.4

5.9 ns

64 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

DUAL

150 MHz

R-PDSO-G20

3.6 V

2.65 mm

7.5 mm

Not Qualified

TRUE

2.7 V

12 mA

NOT SPECIFIED

NOT SPECIFIED

12.8 mm

LVT

SN54ALS174J

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

40000000 Hz

TTL

6

TUBE

5

5

50 pF

IN-LINE

DIP16,.3

24 ns

8 Amp

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

DUAL

40 MHz

R-GDIP-T16

5.5 V

5.08 mm

6.92 mm

Not Qualified

TRUE

4.5 V

19 mA

e0

19.56 mm

ALS

SN54ALS175J

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

40000000 Hz

TTL

4

TUBE

5

5

50 pF

IN-LINE

DIP16,.3

24 ns

8 Amp

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

DUAL

40 MHz

R-GDIP-T16

5.5 V

5.08 mm

6.92 mm

Not Qualified

COMPLEMENTARY

4.5 V

14 mA

e0

19.56 mm

ALS

SN74ALS175DR

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

50000000 Hz

TTL

4

TR

5

5

50 pF

SMALL OUTLINE

SOP16,.25

17 ns

8 Amp

FF/Latches

1.27 mm

70 Cel

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

50 MHz

R-PDSO-G16

1

5.5 V

1.75 mm

3.91 mm

Not Qualified

COMPLEMENTARY

4.5 V

14 mA

e4

30

260

9.9 mm

ALS

SN74AS174DR

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

6

TR

5

50 pF

SMALL OUTLINE

SOP16,.25

10 ns

FF/Latches

1.27 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

100 MHz

R-PDSO-G16

5.5 V

1.75 mm

3.9 mm

Not Qualified

TRUE

4.5 V

45 mA

NOT SPECIFIED

NOT SPECIFIED

9.9 mm

AS

Latches & Flip-Flops

Latches and flip-flops are two types of electronic circuits used in digital systems to store and manipulate digital data. They are both sequential logic circuits, meaning that they can store information and use that information to make decisions based on the previous state.

A latch is a type of digital circuit that can hold or "latch" a signal in its current state. It is a simple memory element that can store a single bit of information. A latch can be transparent or opaque, depending on its behavior when the clock signal is active. A transparent latch passes the input signal through to the output when the clock signal is active, while an opaque latch holds the input signal at the output when the clock signal is active.

Flip-flops are similar to latches but are more sophisticated and have additional control inputs. A flip-flop is a digital circuit that can store one bit of information and change its state based on the clock signal and input signals. Flip-flops can be edge-triggered or level-triggered, depending on how they respond to the clock signal. Edge-triggered flip-flops change their state at the rising or falling edge of the clock signal, while level-triggered flip-flops change their state continuously as long as the clock signal is active.

Flip-flops are classified into various types based on their behavior and the number of inputs. Some of the commonly used flip-flops include D flip-flops, JK flip-flops, T flip-flops, and SR flip-flops. D flip-flops have a single data input and a clock input and can store one bit of information. JK flip-flops have two inputs, J and K, and can store one bit of information. T flip-flops have a single input and can toggle between two states based on the clock signal. SR flip-flops have two inputs, S and R, and can store one bit of information.

Latches and flip-flops are used in various applications, including digital signal processing, memory systems, and control circuits. They are essential components of digital systems and can be found in many electronic devices, such as computers, mobile phones, and digital cameras.