THROUGH-HOLE Digital Counters 2,400+

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Part	Manufacturer	Logic IC Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Package Body Material	Schmitt Trigger	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
SN74HC163NP3	Texas Instruments	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		CMOS			YES			2/6		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	85 Cel	UP			-40 Cel		DUAL		R-PDIP-T16										NOT SPECIFIED	NOT SPECIFIED
SN74ALS169BNP3	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL			YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	BIDIRECTIONAL			0 Cel		DUAL		R-PDIP-T16
SN74ALS560N3	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL			YES		5	5		IN-LINE	DIP20,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	UP	3-STATE		0 Cel		DUAL		R-PDIP-T20
SN74HC190J	Texas Instruments	DECADE COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1		CMOS			YES			2/6		IN-LINE	DIP16,.3	ASYNCHRONOUS			Counters	2.54 mm	85 Cel	BIDIRECTIONAL			-40 Cel		DUAL		R-XDIP-T16					Not Qualified
CD4089BEE4	Texas Instruments	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	NO	1	1200000 Hz	CMOS		4		TUBE	5	5/15	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	220 ns	4 Amp	Counters	2.54 mm	125 Cel	UP		NEGATIVE EDGE	-55 Cel	NICKEL PALLADIUM GOLD	DUAL	7 MHz	R-PDIP-T16		18 V	5.08 mm	7.62 mm	Not Qualified	3 V	3 mA	BINARY RATE MULTIPLIER; TCO OUTPUT	e4			19.305 mm	4000/14000/40000
SN74LS68N1	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	2		TTL			NO					IN-LINE	DIP16,.3	ASYNCHRONOUS			Counters	2.54 mm	70 Cel	UP			0 Cel		DUAL		R-PDIP-T16					Not Qualified					NOT SPECIFIED	NOT SPECIFIED
SN74LS393N3	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	2		TTL		4	NO		5	5		IN-LINE	DIP14,.3	ASYNCHRONOUS	60 ns		Counters	2.54 mm	70 Cel	UP		NEGATIVE EDGE	0 Cel		DUAL	25 MHz	R-PDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V		DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS		NOT SPECIFIED	NOT SPECIFIED	19.305 mm	LS
SN74LS90NP3	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL			NO		5	5		IN-LINE	DIP14,.3	ASYNCHRONOUS			Counters	2.54 mm	70 Cel	UP			0 Cel		DUAL		R-PDIP-T14
SN7497N-10	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL		6	YES		5		15 pF	IN-LINE		SYNCHRONOUS	30 ns			2.54 mm	70 Cel	UP		POSITIVE EDGE	0 Cel		DUAL	25 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	120 mA	BINARY RATE MULTIPLIER				19.305 mm	TTL/H/L
SN54LS163J	Texas Instruments	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1	25000000 Hz	TTL			YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS		4 Amp	Counters	2.54 mm	125 Cel	UP			-55 Cel		DUAL		R-XDIP-T16					Not Qualified		32 mA
SN74197J	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	2		TTL		3	YES		5	5	15 pF	IN-LINE	DIP14,.3	ASYNCHRONOUS	63 ns		Counters	2.54 mm	70 Cel	UP		NEGATIVE EDGE	0 Cel		DUAL	50 MHz	R-GDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	59 mA	DIVIDE BY 2 AND DIVIDE BY 8 FUNCTIONS		NOT SPECIFIED	NOT SPECIFIED	19.56 mm	TTL/H/L
SN74HC163N	Texas Instruments	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	25000000 Hz	CMOS		4		TUBE	5	2/6	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	255 ns	5.2 Amp	Counters	2.54 mm	85 Cel	UP		POSITIVE EDGE	-40 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	29 MHz	R-PDIP-T16		6 V	5.08 mm	7.62 mm	Not Qualified	2 V	.08 mA	RCO OUTPUT	e4	NOT SPECIFIED	NOT SPECIFIED	19.305 mm	HC/UH
SN7490N	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	4		TTL		3	NO		5	5		IN-LINE	DIP14,.3	ASYNCHRONOUS			Counters	2.54 mm	70 Cel	UP		NEGATIVE EDGE	0 Cel		DUAL		R-PDIP-T14			5.08 mm	7.62 mm	Not Qualified					NOT SPECIFIED	NOT SPECIFIED	19.305 mm	TTL/H/L
SN74HC191NP3	Texas Instruments	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		CMOS			YES			2/6		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	85 Cel	BIDIRECTIONAL			-40 Cel		DUAL		R-PDIP-T16
SN54ALS161J	Texas Instruments	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1	25000000 Hz	TTL		4	YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel		DUAL		R-XDIP-T16					Not Qualified					NOT SPECIFIED	NOT SPECIFIED		ALS
SN74LS90N3	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL			NO		5	5		IN-LINE	DIP14,.3	ASYNCHRONOUS			Counters	2.54 mm	70 Cel	UP			0 Cel		DUAL		R-PDIP-T14
CD4520BEE4	Texas Instruments	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	2	1500000 Hz	CMOS		4		TUBE	5	5/15	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	560 ns	1.5 Amp	Counter	2.54 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	4 MHz	R-PDIP-T16		18 V	5.08 mm	7.62 mm	Not Qualified	3 V	.03 mA	GATED CLOCK; SCHMITT TRIGGER ON CLOCK INPUT	e4	NOT SPECIFIED	NOT SPECIFIED	19.305 mm	4000/14000/40000
SN7490AN-00	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	2		TTL		3	YES		5		15 pF	IN-LINE		ASYNCHRONOUS	35 ns			2.54 mm	70 Cel	UP		NEGATIVE EDGE	0 Cel		DUAL	32 MHz	R-PDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	42 mA	DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS				19.305 mm	TTL/H/L
SN74LS163AJP4	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1		TTL			YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	UP			0 Cel		DUAL		R-XDIP-T16
SN74F160AN3	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	90000000 Hz	TTL			YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS		20 Amp	Counters	2.54 mm	70 Cel	UP			0 Cel		DUAL		R-PDIP-T16							55 mA
CD4059AD3	Texas Instruments	DIVIDE BY N COUNTER	MILITARY	THROUGH-HOLE	24	DIP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED		NO	1	1500000 Hz	CMOS	38535Q/M;38534H;883B	1		TUBE	5	5/15	50 pF	IN-LINE	DIP24,.6	ASYNCHRONOUS	360 ns	1.5 Amp	Prescaler/Multivibrators	2.54 mm	125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel	TIN LEAD	DUAL	6 MHz	R-CDIP-T24		18 V	4.45 mm	7.62 mm	Not Qualified	3 V	.03 mA	PROGRAMMABLE TO DIVIDE I/P BY 3-15999; 10 MODES OF OPERATION; SCHMITT TRIGGER ON CLOCK INPUT	e0			31.75 mm	4000/14000/40000
DM74190J	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED		NO	1		TTL		4	YES		5			IN-LINE		SYNCHRONOUS	36 ns			2.54 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	0 Cel		DUAL	20 MHz	R-CDIP-T16		5.25 V	5.08 mm	7.62 mm		4.75 V		LG_MAX				19.94 mm	TTL/H/L
SN74HC4024N-00	Texas Instruments	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		CMOS		7	YES		5		50 pF	IN-LINE		ASYNCHRONOUS	30 ns			2.54 mm	85 Cel	UP		NEGATIVE EDGE	-40 Cel		DUAL	22 MHz	R-PDIP-T14		6 V	5.08 mm	7.62 mm	Not Qualified	2 V						19.305 mm	HC/UH
SN74HC193J4	Texas Instruments	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1		CMOS			YES			2/6		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	85 Cel	BIDIRECTIONAL			-40 Cel		DUAL		R-XDIP-T16
CD4510BF	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1		CMOS		4	YES		5			IN-LINE		SYNCHRONOUS	400 ns			2.54 mm	125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		DUAL	5.5 MHz	R-GDIP-T16		18 V	5.08 mm	7.62 mm	Not Qualified	3 V		TCO OUTPUT				19.56 mm	4000/14000/40000
SN54HC390J	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	4	20000000 Hz	CMOS		3	NO		5	2/6	50 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	55 ns	5.2 Amp	Counters	2.54 mm	125 Cel	UP		NEGATIVE EDGE	-55 Cel		DUAL	20 MHz	R-GDIP-T16		6 V	5.08 mm	7.62 mm	Not Qualified	2 V		DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS		NOT SPECIFIED	NOT SPECIFIED	19.56 mm	HC/UH
SN74LS390NE4	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	2	25000000 Hz	TTL		3		TUBE	5	5	15 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	60 ns	8 Amp	Counters	2.54 mm	70 Cel	UP		NEGATIVE EDGE	0 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	25 MHz	R-PDIP-T16	1	5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	26 mA	DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS	e4	NOT SPECIFIED	260	19.305 mm	LS
SN74LS393J4	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC		NO	2		TTL			NO		5	5		IN-LINE	DIP14,.3	ASYNCHRONOUS			Counters	2.54 mm	70 Cel	BIDIRECTIONAL			0 Cel		DUAL		R-XDIP-T14
SN74167N-10	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL		4	YES		5		15 pF	IN-LINE		SYNCHRONOUS	30 ns			2.54 mm	70 Cel	UP		NEGATIVE EDGE	0 Cel		DUAL	25 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	99 mA	DECADE RATE MULTIPLIER				19.305 mm	TTL/H/L
SN5497J-00	Texas Instruments	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1		TTL		6	YES		5		15 pF	IN-LINE		SYNCHRONOUS	30 ns			2.54 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel		DUAL	25 MHz	R-GDIP-T16		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	120 mA	BINARY RATE MULTIPLIER				19.56 mm	TTL/H/L
SN74LS197J-00	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	2		TTL		3	YES		5		15 pF	IN-LINE		ASYNCHRONOUS	116 ns			2.54 mm	70 Cel	UP		NEGATIVE EDGE	0 Cel		DUAL	30 MHz	R-GDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	27 mA	DIVIDE BY 2 AND DIVIDE BY 8 FUNCTIONS				19.56 mm	LS
SN54192J	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	25000000 Hz	TTL		4		TUBE	5	5	15 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	47 ns	16 Amp	Counters	2.54 mm	125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel	TIN LEAD	DUAL	25 MHz	R-GDIP-T16		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	89 mA	TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK	e0			19.56 mm	TTL/H/L
5962-8995401EA	Texas Instruments	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	2	20000000 Hz	CMOS	MIL-STD-883	4		TUBE	4.5	2/6	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	360 ns	5.2 Amp	Counter	2.54 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel	TIN LEAD	DUAL	24 MHz	R-GDIP-T16		6 V	5.08 mm	7.62 mm	Qualified	2 V	.08 mA	NEGATIVE EDGE TRIGGER TYPE ALSO POSSIBLE	e0			19.56 mm	HC
SN74LS290N3	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL			NO		5	5		IN-LINE	DIP14,.3	ASYNCHRONOUS			Counters	2.54 mm	70 Cel	UP			0 Cel		DUAL		R-PDIP-T14
SN54167J-00	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1		TTL		4	YES		5		15 pF	IN-LINE		SYNCHRONOUS	30 ns			2.54 mm	125 Cel	UP		NEGATIVE EDGE	-55 Cel		DUAL	25 MHz	R-GDIP-T16		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	99 mA	DECADE RATE MULTIPLIER				19.56 mm	TTL/H/L
SN74197N-10	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	2		TTL		3	YES		5		15 pF	IN-LINE		ASYNCHRONOUS	78 ns			2.54 mm	70 Cel	UP		NEGATIVE EDGE	0 Cel		DUAL	50 MHz	R-PDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	59 mA	DIVIDE BY 2 AND DIVIDE BY 8 FUNCTIONS				19.305 mm	TTL/H/L
SN74HC490N	Texas Instruments	DECADE COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	2	25000000 Hz	CMOS			NO				50 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS		5.2 Amp	Counters	2.54 mm	85 Cel	UP			-40 Cel		DUAL		R-PDIP-T16					Not Qualified
SN74393N-10	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	2		TTL		4	YES		5		15 pF	IN-LINE		ASYNCHRONOUS	60 ns			2.54 mm	70 Cel	UP		NEGATIVE EDGE	0 Cel		DUAL	25 MHz	R-PDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	64 mA					19.305 mm	TTL/H/L
SN74ALS561AJ4	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC		NO	1		TTL			YES		5	5		IN-LINE	DIP20,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	UP	3-STATE		0 Cel		DUAL		R-XDIP-T20
SN74ALS561ANP3	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL			YES		5	5		IN-LINE	DIP20,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	UP	3-STATE		0 Cel		DUAL		R-PDIP-T20
SN74HC4020NP3	Texas Instruments	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		CMOS			NO			2/6		IN-LINE	DIP16,.3	ASYNCHRONOUS			Counters	2.54 mm	85 Cel	UP			-40 Cel		DUAL		R-PDIP-T16
SN74167NP1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO			TTL			NO		5	5		IN-LINE	DIP16,.3				Counters	2.54 mm	70 Cel				0 Cel		DUAL		R-PDIP-T16					Not Qualified
SN74ALS8163NT	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE		DIP		PLASTIC/EPOXY		NO	1		TTL			NO					IN-LINE	DIP(UNSPEC)				Counters		70 Cel				0 Cel		DUAL							Not Qualified
SN74AS168N1	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL			YES					IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	BIDIRECTIONAL			0 Cel		DUAL		R-PDIP-T16					Not Qualified
SN74ALS168J	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1		TTL			YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	BIDIRECTIONAL			0 Cel		DUAL		R-XDIP-T16					Not Qualified
SN74ALS168BJ	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1		TTL			YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	BIDIRECTIONAL			0 Cel		DUAL		R-XDIP-T16					Not Qualified
CD4040BCN/A+	Texas Instruments	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	1500000 Hz	CMOS			NO			5/15		IN-LINE	DIP16,.3	ASYNCHRONOUS			Counters	2.54 mm	85 Cel	UP			-40 Cel	Tin/Lead (Sn/Pb)	DUAL		R-PDIP-T16									e0
CD4022BF3A	Texas Instruments	RING COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	2500000 Hz	CMOS	38535Q/M;38534H;883B	8		TUBE	5	5/15	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	650 ns	1.5 Amp	Counters	2.54 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel	Tin/Lead (Sn/Pb)	DUAL	5.5 MHz	R-GDIP-T16		18 V	5.08 mm	7.62 mm	Not Qualified	3 V	.03 mA	JOHNSON COUNTER WITH 8 DECODED OUTPUTS	e0	NOT SPECIFIED	NOT SPECIFIED	19.56 mm	4000/14000/40000

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.