COMMERCIAL Digital Counters 2,114

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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	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
SN74AS161FN-00	Texas Instruments	BINARY COUNTER	COMMERCIAL	J BEND	20	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1		TTL	4	YES		5		50 pF	CHIP CARRIER		SYNCHRONOUS	6 ns			1.27 mm	70 Cel	UP		POSITIVE EDGE		QUAD		S-PQCC-J20		5.5 V	4.57 mm	8.9662 mm	Not Qualified	4.5 V		TCO OUTPUT				8.9662 mm	AS
SN74ALS160BN3	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	40000000 Hz	TTL		YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	UP				DUAL		R-PDIP-T16
SN74S163FN3	Texas Instruments	BINARY COUNTER	COMMERCIAL	J BEND	20	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1		TTL		YES					CHIP CARRIER	LDCC20,.4SQ	SYNCHRONOUS			Counters	1.27 mm	70 Cel	UP				QUAD		S-PQCC-J20
SN74LS191FN3	Texas Instruments	BINARY COUNTER	COMMERCIAL	J BEND	20	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1		TTL		YES		5	5		CHIP CARRIER	LDCC20,.4SQ	SYNCHRONOUS			Counters	1.27 mm	70 Cel	BIDIRECTIONAL				QUAD		S-PQCC-J20
SN74ALS561ADWG4	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1		TTL	4	YES	TUBE	5	5		SMALL OUTLINE	SOP20,.4	SYNCHRONOUS	18 ns	8 Amp	Counters	1.27 mm	70 Cel	UP	3-STATE	POSITIVE EDGE		DUAL	30 MHz	R-PDSO-G20		5.5 V	2.65 mm	7.5 mm	Not Qualified	4.5 V	36 mA	TCO OUTPUT; COUNT ENABLE INPUTS		NOT SPECIFIED	NOT SPECIFIED	12.8 mm	ALS
SN74AS168JP4	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	BIDIRECTIONAL				DUAL		R-XDIP-T16
SN74ALS869DWE4	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	24	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	35000000 Hz	TTL	8		TUBE	5		50 pF	SMALL OUTLINE	SOP24,.4	SYNCHRONOUS	16 ns	8 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	35 MHz	R-PDSO-G24	1	5.5 V	2.65 mm	7.5 mm	Not Qualified	4.5 V	45 mA	TCO OUTPUT; COUNT ENABLE INPUTS	e4	30	260	15.4 mm	ALS
SN74ALS163BDP3	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	40000000 Hz	TTL		YES		5	5		SMALL OUTLINE	SOP16,.25	SYNCHRONOUS			Counters	1.27 mm	70 Cel	UP				DUAL		R-PDSO-G16
SN74293J-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	70 ns			2.54 mm	70 Cel	UP		NEGATIVE EDGE		DUAL	32 MHz	R-GDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	39 mA	DIVIDE BY 2 AND DIVIDE BY 8 FUNCTIONS				19.56 mm	TTL/H/L
SN74LS668JP4	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				DUAL		R-XDIP-T16										NOT SPECIFIED	NOT SPECIFIED
SN74LS593DWRE4	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1		TTL	8	YES	TR	5		45 pF	SMALL OUTLINE	SOP20,.4	ASYNCHRONOUS	39 ns		Counters	1.27 mm	70 Cel	UP	3-STATE	POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	20 MHz	R-PDSO-G20	1	5.25 V	2.65 mm	7.5 mm	Not Qualified	4.75 V	80 mA	TCO OUTPUT; REGISTERED INPUTS; MULTIPLEXED I/O	e4	30	260	12.8 mm	LS
SN74ALS163J	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	30000000 Hz	TTL		YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	UP				DUAL		R-XDIP-T16					Not Qualified
SN74LS69N3	Texas Instruments	BINARY 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				DUAL		R-PDIP-T16										NOT SPECIFIED	NOT SPECIFIED
SN74ALS163AN1	Texas Instruments	BINARY 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				DUAL		R-PDIP-T16					Not Qualified
SN74ALS168N1	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				DUAL		R-PDIP-T16					Not Qualified
SN74LS698N	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL	4	YES		5		45 pF	IN-LINE	DIP20,.3	SYNCHRONOUS	25 ns		Counters	2.54 mm	70 Cel	BIDIRECTIONAL	3-STATE	POSITIVE EDGE		DUAL		R-PDIP-T20		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	70 mA	REGISTER/COUNTER OUTPUT SELECT; TCO OUTPUT; REGISTERED OUTPUTS		NOT SPECIFIED	NOT SPECIFIED	24.325 mm	LS
SN7490AJ	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	2	16000000 Hz	TTL	3	YES		5	5	15 pF	IN-LINE	DIP14,.3	ASYNCHRONOUS	35 ns	16 Amp	Counters	2.54 mm	70 Cel	UP		NEGATIVE EDGE		DUAL	16 MHz	R-GDIP-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		NOT SPECIFIED	NOT SPECIFIED	19.56 mm	TTL/H/L
SN74LS169AJ	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	25000000 Hz	TTL		YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS		8 Amp	Counters	2.54 mm	70 Cel	BIDIRECTIONAL				DUAL		R-XDIP-T16					Not Qualified					NOT SPECIFIED	NOT SPECIFIED
SN74ALS561ADWE4	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1		TTL	4	YES	TUBE	5	5	50 pF	SMALL OUTLINE	SOP20,.4	SYNCHRONOUS	18 ns	8 Amp	Counters	1.27 mm	70 Cel	UP	3-STATE	POSITIVE EDGE		DUAL	30 MHz	R-PDSO-G20		5.5 V	2.65 mm	7.5 mm	Not Qualified	4.5 V	33 mA	TCO OUTPUT; COUNT ENABLE INPUTS		NOT SPECIFIED	NOT SPECIFIED	12.8 mm	ALS
SN74ALS162NP1	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				DUAL		R-PDIP-T16					Not Qualified
SN74ALS160BNP3	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	40000000 Hz	TTL		YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	UP				DUAL		R-PDIP-T16
SN74L90N-10	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	2		TTL	3	YES		5			IN-LINE		ASYNCHRONOUS				2.54 mm	70 Cel	UP		NEGATIVE EDGE		DUAL	3 MHz	R-PDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	7.2 mA	DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS				19.305 mm	TTL/H/L
SN74F161ANE4	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	90000000 Hz	TTL	4		TUBE	5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	11 ns	20 Amp	Counters	2.54 mm	70 Cel	UP		POSITIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	90 MHz	R-PDIP-T16		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	55 mA	TCO OUTPUT	e4	NOT SPECIFIED	NOT SPECIFIED	19.305 mm	F/FAST
SN74LS290D	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	2		TTL	3	YES		5	5		SMALL OUTLINE	SOP14,.25	ASYNCHRONOUS	35 ns		Counters	1.27 mm	70 Cel	UP		NEGATIVE EDGE		DUAL	16 MHz	R-PDSO-G14		5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	15 mA	DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS		NOT SPECIFIED	NOT SPECIFIED	8.65 mm	LS
SN74F168D	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	90000000 Hz	TTL	4	YES		5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	13 ns	20 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE		DUAL	90 MHz	R-PDSO-G16		5.5 V	1.75 mm	3.9 mm	Not Qualified	4.5 V	52 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	9.9 mm	F/FAST
SN74F160AD-00R	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1		TTL	4	YES		5			SMALL OUTLINE		SYNCHRONOUS	15 ns			1.27 mm	70 Cel	UP		POSITIVE EDGE		DUAL	120 MHz	R-PDSO-G16		5.5 V	1.75 mm	3.9 mm	Not Qualified	4.5 V		TCO OUTPUT				9.9 mm	F/FAST
SN74LS161AN1	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				DUAL		R-PDIP-T16					Not Qualified
SN74LS691DWR	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1		TTL	4	YES		5		45 pF	SMALL OUTLINE		SYNCHRONOUS	25 ns			1.27 mm	70 Cel	UP	3-STATE	POSITIVE EDGE		DUAL		R-PDSO-G20		5.25 V	2.65 mm	7.5 mm	Not Qualified	4.75 V	70 mA	REGISTER/COUNTER OUTPUT SELECT; TCO OUTPUT; REGISTERED OUTPUTS				12.8 mm	LS
SN74ALS569ADWR	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1		TTL	4		TR	5	5	50 pF	SMALL OUTLINE	SOP20,.4	SYNCHRONOUS	16 ns	24 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL	3-STATE	POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	30 MHz	R-PDSO-G20	1	5.5 V	2.65 mm	7.5 mm	Not Qualified	4.5 V	32 mA	TCO OUTPUT; CLOCKED CARRY OUTPUT	e4	30	260	12.8 mm	ALS
SN74LS490N-10	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	2		TTL	4	YES		5		15 pF	IN-LINE		ASYNCHRONOUS	54 ns			2.54 mm	70 Cel	UP		NEGATIVE EDGE		DUAL	35 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	26 mA					19.305 mm	LS
SN74LS169BFN	Texas Instruments	BINARY COUNTER	COMMERCIAL	J BEND	20	QCCJ	SQUARE	PLASTIC/EPOXY	YES	1	20000000 Hz	TTL	4	YES		5	5	45 pF	CHIP CARRIER	LDCC20,.4SQ	SYNCHRONOUS	25 ns	24 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE		QUAD	20 MHz	S-PQCC-J20		5.25 V	4.57 mm	8.9662 mm	Not Qualified	4.75 V	45 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	8.9662 mm	LS
SN74LS193N3	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL	4	YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS	47 ns		Counters	2.54 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE		DUAL	25 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V		TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK		NOT SPECIFIED	NOT SPECIFIED	19.305 mm	LS
SN74ALS561AN-10	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL	4	YES		5		50 pF	IN-LINE		SYNCHRONOUS	18 ns			2.54 mm	70 Cel	UP	3-STATE	POSITIVE EDGE		DUAL	30 MHz	R-PDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	33 mA	TCO OUTPUT; COUNT ENABLE INPUTS				24.325 mm	ALS
SN7490J	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				DUAL		R-XDIP-T14					Not Qualified
SN74AS161DE4	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	75000000 Hz	TTL	4	YES	TUBE	5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	13 ns	20 Amp	Counters	1.27 mm	70 Cel	UP		POSITIVE EDGE		DUAL	75 MHz	R-PDSO-G16		5.5 V	1.75 mm	3.9 mm	Not Qualified	4.5 V	53 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	9.9 mm	AS
SN74ALS191AD	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	30000000 Hz	TTL	4		TUBE	5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	18 ns	8 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	30 MHz	R-PDSO-G16	1	5.5 V	1.75 mm	3.9 mm	Not Qualified	4.5 V	22 mA	TCO OUTPUT	e4	NOT SPECIFIED	260	9.9 mm	ALS
SN7490W	Texas Instruments	DECADE COUNTER	COMMERCIAL	FLAT	14	DFP	RECTANGULAR	CERAMIC	YES	1		TTL		NO		5	5		FLATPACK	FL14,.3	ASYNCHRONOUS			Counters	1.27 mm	70 Cel	UP				DUAL		R-XDFP-F14					Not Qualified
SN74LS160AJP4	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	UP				DUAL		R-XDIP-T16
SN74AS161N	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	75000000 Hz	TTL	4		TUBE	5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	13 ns	20 Amp	Counters	2.54 mm	70 Cel	UP		POSITIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	75 MHz	R-PDIP-T16		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	53 mA	TCO OUTPUT	e4	NOT SPECIFIED	NOT SPECIFIED	19.305 mm	AS
SN74S169N1	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				DUAL		R-PDIP-T16					Not Qualified		160 mA			NOT SPECIFIED	NOT SPECIFIED
SN74LS92DRG4	Texas Instruments	DIVIDE BY 12 COUNTER	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	2	16000000 Hz	TTL	3	NO	TR	5	5		SMALL OUTLINE	SOP14,.25	ASYNCHRONOUS	50 ns	8 Amp	Counters	1.27 mm	70 Cel	UP		NEGATIVE EDGE		DUAL	32 MHz	R-PDSO-G14		5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	15 mA	ONE FUNCTION HAS 1 BIT		NOT SPECIFIED	NOT SPECIFIED	8.65 mm	LS
SN74LS697J	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	1		TTL	4	YES		5		45 pF	IN-LINE	DIP20,.3	SYNCHRONOUS	25 ns		Counters	2.54 mm	70 Cel	BIDIRECTIONAL	3-STATE	POSITIVE EDGE		DUAL		R-GDIP-T20		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	70 mA	REGISTER/COUNTER OUTPUT SELECT; TCO OUTPUT; REGISTERED OUTPUTS		NOT SPECIFIED	NOT SPECIFIED	24.195 mm	LS
SN74AS163NE4	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	75000000 Hz	TTL	4		TUBE	5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	13 ns	20 Amp	Counters	2.54 mm	70 Cel	UP		POSITIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	75 MHz	R-PDIP-T16		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	53 mA	TCO OUTPUT	e4	NOT SPECIFIED	NOT SPECIFIED	19.305 mm	AS
SN74393J-00	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	2		TTL	4	YES		5		15 pF	IN-LINE		ASYNCHRONOUS	60 ns			2.54 mm	70 Cel	UP		NEGATIVE EDGE		DUAL	25 MHz	R-GDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	64 mA					19.56 mm	TTL/H/L
SN74LS69J	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	3		TTL	4	NO		5		30 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	54 ns		Counters	2.54 mm	70 Cel	UP		NEGATIVE EDGE		DUAL	25 MHz	R-GDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	54 mA	DIVIDE BY 2, DIVIDE BY 8 AND DIVIDE BY 16 FUNCTIONS		NOT SPECIFIED	NOT SPECIFIED	19.56 mm	LS
SN74S197D3	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1		TTL		YES					SMALL OUTLINE	SOP14,.25	ASYNCHRONOUS			Counters	1.27 mm	70 Cel	UP				DUAL		R-PDSO-G14
5962-01-158-8745	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	25000000 Hz	TTL		YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS		8 Amp	Counters	2.54 mm	70 Cel	BIDIRECTIONAL	3-STATE			DUAL		R-XDIP-T16					Not Qualified		34 mA			NOT SPECIFIED	NOT SPECIFIED
SN74ALS191J	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1		TTL	4	YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS			Counters	2.54 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE		DUAL		R-XDIP-T16					Not Qualified								ALS

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.