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	Surface Mount	No. of Functions	Maximum Frequency At Nominal Supply	Technology	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
SN54ALS193J	Texas Instruments	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	1	25000000 Hz	TTL	4	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	23 ns	4 Amp	Counters	2.54 mm	125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		DUAL	25 MHz	R-GDIP-T16		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	22 mA	TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK		NOT SPECIFIED	NOT SPECIFIED	19.56 mm	ALS
SN74191NP3	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
SN74ALS168BN1	Texas Instruments	DECADE 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					Not Qualified
SN74LS698N3	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL		YES					IN-LINE	DIP20,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	BIDIRECTIONAL	3-STATE		0 Cel		DUAL		R-PDIP-T20										NOT SPECIFIED	NOT SPECIFIED
5962-3801306BEX	Texas Instruments	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	1		TTL	4	YES		5			IN-LINE		SYNCHRONOUS	58 ns				125 Cel	UP		POSITIVE EDGE	-55 Cel		DUAL	20 MHz	R-GDIP-T16		5.5 V			Not Qualified	4.5 V							TTL/H/L
SN74F163AN-10	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL	4	YES		5			IN-LINE		SYNCHRONOUS	15 ns			2.54 mm	70 Cel	UP		POSITIVE EDGE	0 Cel		DUAL	120 MHz	R-PDIP-T16		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V		TCO OUTPUT				19.305 mm	F/FAST
SN74142J	Texas Instruments	DISPLAY DRIVER COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	1		TTL	4	YES		5	5	15 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	45 ns		Counters	2.54 mm	70 Cel	UP	OPEN-COLLECTOR	POSITIVE EDGE	0 Cel		DUAL	20 MHz	R-GDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	102 mA	DECODED DIGIT DRIVER; NIXIE TUBE DRIVER		NOT SPECIFIED	NOT SPECIFIED	19.56 mm	TTL/H/L
CD74HCT4060EE4	Texas Instruments	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	20000000 Hz	CMOS	14		TUBE	5	5	50 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	100 ns	4 Amp	Counters	2.54 mm	125 Cel	UP		NEGATIVE EDGE	-55 Cel	NICKEL PALLADIUM GOLD	DUAL	20 MHz	R-PDIP-T16		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	.08 mA	OUTPUTS FROM 10 STAGES AVAILABLE; BUILT-IN OSCILLATOR	e4			19.305 mm	HCT
SN54L93J-00	Texas Instruments	BINARY COUNTER	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	2		TTL	3	YES		5			IN-LINE		ASYNCHRONOUS				2.54 mm	125 Cel	UP		NEGATIVE EDGE	-55 Cel		DUAL	3 MHz	R-GDIP-T14		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	6.6 mA	DIVIDE BY 2 AND DIVIDE BY 8 FUNCTIONS				19.56 mm	TTL/H/L
SN74AS169AN3	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	75000000 Hz	TTL		YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS		20 Amp	Counters	2.54 mm	70 Cel	BIDIRECTIONAL			0 Cel		DUAL		R-PDIP-T16							63 mA
CD40160BD	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED	NO	1		CMOS	4	YES		5			IN-LINE		SYNCHRONOUS	400 ns			2.54 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel		DUAL	8 MHz	R-CDIP-T16		18 V	5.08 mm	7.62 mm	Not Qualified	3 V		TCO OUTPUT				19.05 mm	4000/14000/40000
SN74AS160J4	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1		TTL		YES					IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	UP			0 Cel		DUAL		R-XDIP-T16
SN74LS593J	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	1		TTL	8	YES		5		45 pF	IN-LINE	DIP20,.3	ASYNCHRONOUS	39 ns		Counters	2.54 mm	70 Cel	UP	3-STATE	POSITIVE EDGE	0 Cel		DUAL	20 MHz	R-GDIP-T20		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	80 mA	TCO OUTPUT; REGISTERED INPUTS; MULTIPLEXED I/O		NOT SPECIFIED	NOT SPECIFIED	24.195 mm	LS
SN74HC590J	Texas Instruments	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1		CMOS		NO			2/6		IN-LINE	DIP16,.3	ASYNCHRONOUS			Counters	2.54 mm	85 Cel	UP	3-STATE		-40 Cel		DUAL		R-XDIP-T16					Not Qualified					NOT SPECIFIED	NOT SPECIFIED
CD40192BCJ	Texas Instruments	DECADE COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	1		CMOS	4	YES		5			IN-LINE		SYNCHRONOUS	400 ns			2.54 mm	85 Cel	BIDIRECTIONAL		POSITIVE EDGE	-40 Cel		DUAL	7.5 MHz	R-GDIP-T16		15 V	5.08 mm	7.62 mm		3 V		LG_MAX				19.94 mm	4000/14000/40000
SN74LS490N3	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	2		TTL		NO		5	5		IN-LINE	DIP16,.3	ASYNCHRONOUS			Counters	2.54 mm	70 Cel	UP			0 Cel		DUAL		R-PDIP-T16										NOT SPECIFIED	NOT SPECIFIED
CD4022BF	Texas Instruments	RING COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	1	2500000 Hz	CMOS	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
SN54LS92J-00	Texas Instruments	DIVIDE BY 12 COUNTER	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	2		TTL	3	YES		5		15 pF	IN-LINE		ASYNCHRONOUS	35 ns			2.54 mm	125 Cel	UP		NEGATIVE EDGE	-55 Cel		DUAL	32 MHz	R-GDIP-T14		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	15 mA	DIVIDE BY 2 AND DIVIDE BY 6 FUNCTIONS				19.56 mm	LS
SN74S169N3	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL	4	YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS	15 ns		Counters	2.54 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	0 Cel		DUAL	40 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	160 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	19.305 mm	S
SN54ALS162AJ	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	25000000 Hz	TTL		YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	125 Cel	UP			-55 Cel		DUAL		R-XDIP-T16					Not Qualified
SN74LS590NE4	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	20000000 Hz	TTL	8	NO	TUBE	5	5	45 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	33 ns	24 Amp	Counters	2.54 mm	70 Cel	UP	3-STATE	POSITIVE EDGE	0 Cel	NICKEL PALLADIUM GOLD	DUAL	35 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	65 mA	TCO OUTPUT; REGISTERED OUTPUTS	e4			19.305 mm	LS
SN54LS90J-00	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	2		TTL	3	YES		5		15 pF	IN-LINE		ASYNCHRONOUS	35 ns			2.54 mm	125 Cel	UP		NEGATIVE EDGE	-55 Cel		DUAL	32 MHz	R-GDIP-T14		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	15 mA	DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS				19.56 mm	LS
SN54HC193J	Texas Instruments	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	1	14000000 Hz	CMOS	4		TUBE	5	2/6	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	375 ns	5.2 Amp	Counters	2.54 mm	125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel	TIN LEAD	DUAL	16 MHz	R-GDIP-T16		6 V	5.08 mm	7.62 mm	Not Qualified	2 V	.08 mA	SEPARATE UP/DOWN CLOCK	e0			19.56 mm	HC
SN54196J-00	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	2		TTL	3	YES		5		15 pF	IN-LINE		ASYNCHRONOUS	57 ns			2.54 mm	125 Cel	UP		NEGATIVE EDGE	-55 Cel		DUAL	50 MHz	R-GDIP-T14		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	59 mA	DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS				19.56 mm	TTL/H/L
SN54LS160AJ-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	27 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	32 mA					19.56 mm	LS
SN74ALS169NP3	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
SN74HC161N-10	Texas Instruments	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		CMOS	4	YES		5		50 pF	IN-LINE		SYNCHRONOUS	51 ns			2.54 mm	85 Cel	UP		POSITIVE EDGE	-40 Cel		DUAL	25 MHz	R-PDIP-T16		6 V	5.08 mm	7.62 mm	Not Qualified	2 V		TCO OUTPUT				19.305 mm	HC/UH
SN74AS169J	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	75000000 Hz	TTL		YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS		20 Amp	Counters	2.54 mm	70 Cel	BIDIRECTIONAL			0 Cel		DUAL		R-XDIP-T16					Not Qualified		63 mA
SN74ALS160ANP3	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	30000000 Hz	TTL		YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	UP			0 Cel		DUAL		R-PDIP-T16
SN74163N1	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	UP			0 Cel		DUAL		R-PDIP-T16					Not Qualified
SN74LV8154NE4	Texas Instruments	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	25000000 Hz	CMOS	16		TUBE	3.3	3.3	50 pF	IN-LINE	DIP20,.3	SYNCHRONOUS	42 ns	12 Amp	Counters	2.54 mm	85 Cel	UP	3-STATE	POSITIVE EDGE	-40 Cel	NICKEL PALLADIUM GOLD	DUAL	40 MHz	R-PDIP-T20	1	5.5 V	5.08 mm	7.62 mm	Not Qualified	2 V	.02 mA	EIGHT OUTPUTS AVAILABLE	e4			25.4 mm	LV/LV-A/LVX/H
SN74AS169N1	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	75000000 Hz	TTL		YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS		20 Amp	Counters	2.54 mm	70 Cel	BIDIRECTIONAL			0 Cel		DUAL		R-PDIP-T16					Not Qualified		63 mA
SN7497N1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO			TTL		YES		5	5		IN-LINE	DIP16,.3				Counters	2.54 mm	70 Cel				0 Cel		DUAL		R-PDIP-T16					Not Qualified
SN74193NP3	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
SN74193NP1	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					Not Qualified
SN74HC393J	Texas Instruments	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC	NO	2		CMOS		NO			2/6		IN-LINE	DIP14,.3	ASYNCHRONOUS			Counters	2.54 mm	85 Cel	UP			-40 Cel		DUAL		R-XDIP-T14					Not Qualified
SN74177J-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	92 ns			2.54 mm	70 Cel	UP		NEGATIVE EDGE	0 Cel		DUAL	35 MHz	R-GDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	48 mA	DIVIDE BY 2 AND DIVIDE BY 8 FUNCTIONS				19.56 mm	TTL/H/L
SN74LS191J-00	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	1		TTL	4	YES		5		15 pF	IN-LINE		SYNCHRONOUS	36 ns			2.54 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	0 Cel		DUAL	20 MHz	R-GDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	35 mA					19.56 mm	LS
SN54ALS168AJ	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1		TTL		YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	125 Cel	BIDIRECTIONAL			-55 Cel		DUAL		R-XDIP-T16					Not Qualified
CD4022BDR	Texas Instruments	RING COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED	NO	1		CMOS	8	YES		5			IN-LINE		SYNCHRONOUS	650 ns			2.54 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel		DUAL	5.5 MHz	R-CDIP-T16		18 V	5.08 mm	7.62 mm	Not Qualified	3 V		JOHNSON COUNTER WITH 8 DECODED OUTPUTS				19.05 mm	4000/14000/40000
SN74LS290J4	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC	NO	1		TTL		NO		5	5		IN-LINE	DIP14,.3	ASYNCHRONOUS			Counters	2.54 mm	70 Cel	UP			0 Cel		DUAL		R-XDIP-T14
SN74LS192N1	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	2		TTL		YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	BIDIRECTIONAL			0 Cel		DUAL		R-PDIP-T16					Not Qualified
SN74143J-00	Texas Instruments	DISPLAY DRIVER COUNTER	COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	1		TTL	4	YES		5		15 pF	IN-LINE		SYNCHRONOUS	60 ns			2.54 mm	70 Cel	UP	OPEN-COLLECTOR	POSITIVE EDGE	0 Cel		DUAL	12 MHz	R-GDIP-T24		5.25 V	5.715 mm	15.24 mm	Not Qualified	4.75 V	93 mA					32.05 mm	TTL/H/L
SN74490N	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	2		TTL	4	YES		5		15 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	54 ns	16 Amp	Counters	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	70 mA			NOT SPECIFIED	NOT SPECIFIED	19.305 mm	TTL/H/L
SN74LS592NP3	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL		NO					IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	UP			0 Cel		DUAL		R-PDIP-T16										NOT SPECIFIED	NOT SPECIFIED
SN74142N	Texas Instruments	DISPLAY DRIVER COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL	4	YES		5	5	15 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	45 ns		Counters	2.54 mm	70 Cel	UP	OPEN-COLLECTOR	POSITIVE EDGE	0 Cel		DUAL	20 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	102 mA	DECODED DIGIT DRIVER; NIXIE TUBE DRIVER		NOT SPECIFIED	NOT SPECIFIED	19.305 mm	TTL/H/L
SN74LS590J4	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1		TTL		NO		5	5		IN-LINE	DIP16,.3	ASYNCHRONOUS			Counters	2.54 mm	70 Cel	UP	3-STATE		0 Cel		DUAL		R-XDIP-T16										NOT SPECIFIED	NOT SPECIFIED
SN74LS591N1	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL		NO					IN-LINE	DIP16,.3	ASYNCHRONOUS			Counters	2.54 mm	70 Cel	UP	3-STATE		0 Cel		DUAL		R-PDIP-T16					Not Qualified					NOT SPECIFIED	NOT SPECIFIED

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.