28 Digital Counters 11

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Part	Manufacturer	Logic IC Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Package Body Material	Surface Mount	No. of Functions	Maximum Frequency At Nominal Supply	Technology	Screening Level	No. of Bits	Load or Preset Input	Packing Method	Nominal Supply Voltage / Vsup (V)	Power Supplies (V)	Load Capacitance (CL)	Package Style (Meter)	Package Equivalence Code	Operation Mode	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	Minimum fmax	JESD-30 Code	Moisture Sensitivity Level (MSL)	Maximum Supply Voltage (Vsup)	Maximum Seated Height	Width	Qualification	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
SNJ54AS869FK	Texas Instruments	BINARY COUNTER	MILITARY	NO LEAD	28	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	40000000 Hz	TTL	MIL-PRF-38535	8	YES		5	5	50 pF	CHIP CARRIER	LCC28,.45SQ	SYNCHRONOUS	16 ns	20 Amp	Counters	1.27 mm	125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		QUAD	40 MHz	S-CQCC-N28		5.5 V	2.03 mm	11.43 mm	Not Qualified	4.5 V	195 mA	TCO OUTPUT; COUNT ENABLE INPUTS		NOT SPECIFIED	NOT SPECIFIED	11.43 mm	AS
SN74AS867FN	Texas Instruments	BINARY COUNTER	COMMERCIAL	J BEND	28	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1		TTL			YES					CHIP CARRIER	LDCC28,.5SQ	SYNCHRONOUS			Counters	1.27 mm	70 Cel	BIDIRECTIONAL			0 Cel		QUAD		S-PQCC-J28					Not Qualified
MC100E136FNG	Onsemi	BINARY COUNTER	OTHER	NO LEAD	28	QCCN	SQUARE	PLASTIC/EPOXY	YES	1	550000000 Hz	ECL		6	YES		5	-4.5		CHIP CARRIER	LDCC28,.5SQ	SYNCHRONOUS	1.45 ns		Counters	1.27 mm	85 Cel	BIDIRECTIONAL	OPEN-EMITTER	POSITIVE EDGE	0 Cel	TIN	QUAD	550 MHz	S-PQCC-N28	3	5.7 V	4.57 mm	11.505 mm	Not Qualified	4.2 V	170 mA	NECL MODE: VCC = 0V WITH VEE = -3.0V TO -3.6V	e3		260	11.505 mm	100E
MC100E136FNR2G	Onsemi	BINARY COUNTER	OTHER	NO LEAD	28	QCCN	SQUARE	PLASTIC/EPOXY	YES	1	550000000 Hz	ECL		6	YES	TR	5	-4.5		CHIP CARRIER	LDCC28,.5SQ	SYNCHRONOUS	1.45 ns		Counters	1.27 mm	85 Cel	BIDIRECTIONAL	OPEN-EMITTER	POSITIVE EDGE	0 Cel	TIN	QUAD	550 MHz	S-PQCC-N28		5.7 V	4.57 mm	11.505 mm	Not Qualified	4.2 V	170 mA	NECL MODE: VCC = 0V WITH VEE = -3.0V TO -3.6V	e3		260	11.505 mm	100E
MC100E137FNR2G	Onsemi	BINARY COUNTER	OTHER	J BEND	28	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1	1800000000 Hz	ECL		8	YES	TR	5	-4.5		CHIP CARRIER	LDCC28,.5SQ	ASYNCHRONOUS	4.8 ns		Counters	1.27 mm	85 Cel	UP	OPEN-EMITTER	POSITIVE EDGE	0 Cel	TIN	QUAD	1800 MHz	S-PQCC-J28	3	5.7 V	4.57 mm	11.505 mm	Not Qualified	4.2 V	167 mA	NECL MODE: VCC = 0V WITH VEE = -4.2V TO -5.7V	e3		260	11.505 mm	100E
MC100E016FNR2G	Onsemi	BINARY COUNTER	OTHER	J BEND	28	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1	700000000 Hz	ECL		8		TR	5	-4.5		CHIP CARRIER	LDCC28,.5SQ	SYNCHRONOUS	.9 ns		Counters	1.27 mm	85 Cel	UP	OPEN-EMITTER	POSITIVE EDGE	0 Cel	MATTE TIN	QUAD	700 MHz	S-PQCC-J28	3	5.7 V	4.57 mm	11.505 mm	Not Qualified	4.2 V	208 mA	NECL MODE: VCC = 0V WITH VEE = -4.2V TO -5.7V	e3	30	260	11.505 mm	100E
MC10E016FNG	Onsemi	BINARY COUNTER	OTHER	J BEND	28	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1	700000000 Hz	ECL		8			5	-5.2		CHIP CARRIER	LDCC28,.5SQ	SYNCHRONOUS	.9 ns		Counters	1.27 mm	85 Cel	UP	OPEN-EMITTER	POSITIVE EDGE	0 Cel	MATTE TIN	QUAD	700 MHz	S-PQCC-J28	3	5.7 V	4.57 mm	11.505 mm	Not Qualified	4.2 V	181 mA	NECL MODE: VCC = 0V WITH VEE = -4.2V TO -5.7V	e3	30	260	11.505 mm	10E
MC10E016FNR2G	Onsemi	BINARY COUNTER	OTHER	J BEND	28	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1	700000000 Hz	ECL		8		TR	5	-5.2		CHIP CARRIER	LDCC28,.5SQ	SYNCHRONOUS	.9 ns		Counters	1.27 mm	85 Cel	UP	OPEN-EMITTER	POSITIVE EDGE	0 Cel	MATTE TIN	QUAD	700 MHz	S-PQCC-J28	3	5.7 V	4.57 mm	11.505 mm	Not Qualified	4.2 V	181 mA	NECL MODE: VCC = 0V WITH VEE = -4.2V TO -5.7V	e3	30	260	11.505 mm	10E
MC10E136FNG	Onsemi	BINARY COUNTER	OTHER	NO LEAD	28	QCCN	SQUARE	PLASTIC/EPOXY	YES	1	550000000 Hz	ECL		6	YES		5	-5.2		CHIP CARRIER	LDCC28,.5SQ	SYNCHRONOUS	1.45 ns		Counters	1.27 mm	85 Cel	BIDIRECTIONAL	OPEN-EMITTER	POSITIVE EDGE	0 Cel	TIN	QUAD	550 MHz	S-PQCC-N28	3	5.7 V	4.57 mm	11.505 mm	Not Qualified	4.2 V	150 mA	NECL MODE: VCC = 0V WITH VEE = -3.0V TO -3.6V	e3		260	11.505 mm	10E
MC10E136FNR2G	Onsemi	BINARY COUNTER	OTHER	NO LEAD	28	QCCN	SQUARE	PLASTIC/EPOXY	YES	1	550000000 Hz	ECL		6	YES	TR	5	-5.2		CHIP CARRIER	LDCC28,.5SQ	SYNCHRONOUS	1.45 ns		Counters	1.27 mm	85 Cel	BIDIRECTIONAL	OPEN-EMITTER	POSITIVE EDGE	0 Cel	TIN	QUAD	550 MHz	S-PQCC-N28	3	5.7 V	4.57 mm	11.505 mm	Not Qualified	4.2 V	150 mA	NECL MODE: VCC = 0V WITH VEE = -3.0V TO -3.6V	e3	30	260	11.505 mm	10E
MC10E137FNR2G	Onsemi	BINARY COUNTER	OTHER	J BEND	28	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1	1800000000 Hz	ECL		8	NO	TR	5	-5.2		CHIP CARRIER	LDCC28,.5SQ	ASYNCHRONOUS	4.8 ns		Counters	1.27 mm	85 Cel	UP	OPEN-EMITTER	POSITIVE EDGE	0 Cel	TIN	QUAD	1800 MHz	S-PQCC-J28		5.7 V	4.57 mm	11.505 mm	Not Qualified	4.2 V	145 mA	NECL MODE: VCC = 0V WITH VEE = -4.2V TO -5.7V	e3		260	11.505 mm	10E

Digital Counters

Digital counters are electronic circuits that can be used to count and keep track of the number of events or occurrences in a digital system. They are commonly used in digital systems to generate timing signals, to control sequencing, and to implement digital control functions.

Digital counters can be designed using various technologies, including transistor-transistor logic (TTL), complementary metal-oxide-semiconductor (CMOS), and field-programmable gate arrays (FPGAs). They can also be designed using various types of flip-flops, such as D flip-flops, JK flip-flops, and T flip-flops.

Digital counters can be classified into two main types: synchronous counters and asynchronous counters. Synchronous counters use a common clock signal to synchronize the operation of all the flip-flops in the counter. Asynchronous counters, on the other hand, do not use a common clock signal and rely on the propagation delay of the flip-flops to sequence their operation.

Digital counters can also be classified based on their counting sequence. They can count up, down, or both up and down, depending on the application. Up counters increment the count each time an input pulse is received, while down counters decrement the count each time an input pulse is received. Up-down counters can count both up and down, depending on the direction of the input signal.

Digital counters can be used in various applications, including frequency division, time delay generation, event counting, and sequence control. They can be used to generate timing signals for clocking digital circuits, to control the sequencing of operations in a digital system, and to implement digital control functions, such as shift registers and sequence generators.