DECADE COUNTER 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	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
SN74LS160J	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	UP			0 Cel		DUAL		R-XDIP-T16				Not Qualified		32 mA
SN54LS160J	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO	1	25000000 Hz	TTL		4	YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS		4 Amp	Counters	2.54 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel		DUAL		R-XDIP-T16				Not Qualified		32 mA						LS
SN74160JP4	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			0 Cel		DUAL		R-XDIP-T16
SN5490J	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC		NO	1		TTL		3	NO		5	5		IN-LINE	DIP14,.3	ASYNCHRONOUS			Counters	2.54 mm	125 Cel	UP		NEGATIVE EDGE	-55 Cel		DUAL		R-XDIP-T14				Not Qualified					NOT SPECIFIED	NOT SPECIFIED		TTL/H/L
SN54HC696FH	Texas Instruments	DECADE COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC		YES	1		CMOS			NO		5	5		CHIP CARRIER	LCC20,.35SQ	SYNCHRONOUS			Counters	1.27 mm	125 Cel	BIDIRECTIONAL	3-STATE		-55 Cel		QUAD		S-XQCC-N20				Not Qualified					NOT SPECIFIED	NOT SPECIFIED
SN54AS168FK	Texas Instruments	DECADE COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1		TTL		4	YES		5		50 pF	CHIP CARRIER	LCC20,.35SQ	SYNCHRONOUS	14 ns		Counters	1.27 mm	125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		QUAD	65 MHz	S-CQCC-N20	5.5 V	2.03 mm	8.89 mm	Not Qualified	4.5 V	63 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	AS
SN74F568DW-00	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1		TTL		4	YES		5			SMALL OUTLINE		SYNCHRONOUS	13 ns			1.27 mm	70 Cel	BIDIRECTIONAL	3-STATE	POSITIVE EDGE	0 Cel		DUAL	115 MHz	R-PDSO-G20	5.5 V	2.65 mm	7.5 mm	Not Qualified	4.5 V		TCO OUTPUT; CLOCKED CARRY OUTPUT				12.8 mm	F/FAST
5962-8687601EX	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	UNSPECIFIED		NO	1		TTL	MIL-STD-883	4	YES		5			IN-LINE		SYNCHRONOUS	38 ns				125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		DUAL	15 MHz	R-XDIP-T16	5.5 V			Not Qualified	4.5 V							LS
SN74LS290N	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	2		TTL		3	YES		5	5		IN-LINE	DIP14,.3	ASYNCHRONOUS	35 ns		Counters	2.54 mm	70 Cel	UP		NEGATIVE EDGE	0 Cel		DUAL	16 MHz	R-PDIP-T14	5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	15 mA	DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS		NOT SPECIFIED	NOT SPECIFIED	19.305 mm	LS
5962-8970701EA	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	UNSPECIFIED		NO	1	20000000 Hz	CMOS	38535Q/M;38534H;883B	4	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	59 ns	4 Amp	Counters	2.54 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel		DUAL		R-XDIP-T16	5.5 V			Not Qualified	4.5 V		TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED		HCT
SN74HC160N-00	Texas Instruments	DECADE 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
DM74LS160N/A+	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	25000000 Hz	TTL			YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS		8 Amp	Counters	2.54 mm	70 Cel	UP			0 Cel	Tin/Lead (Sn/Pb)	DUAL		R-PDIP-T16						32 mA		e0
SN7490AN3	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
SN74S162J-00	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1		TTL		4	YES		5		15 pF	IN-LINE		SYNCHRONOUS	15 ns			2.54 mm	70 Cel	UP		POSITIVE EDGE	0 Cel		DUAL	40 MHz	R-GDIP-T16	5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	160 mA					19.56 mm	S
SN74AS168DP3	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1		TTL			YES					SMALL OUTLINE	SOP16,.25	SYNCHRONOUS			Counters	1.27 mm	70 Cel	BIDIRECTIONAL			0 Cel		DUAL		R-PDSO-G16
SN54LS698FK	Texas Instruments	DECADE COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1		TTL		4	YES		5		45 pF	CHIP CARRIER	LCC20,.35SQ	SYNCHRONOUS	25 ns		Counters	1.27 mm	125 Cel	BIDIRECTIONAL	3-STATE	POSITIVE EDGE	-55 Cel		QUAD		S-CQCC-N20	5.5 V	2.03 mm	8.89 mm	Not Qualified	4.5 V	70 mA	REGISTER/COUNTER OUTPUT SELECT; TCO OUTPUT; REGISTERED OUTPUTS		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	LS
SN54AS162FKR	Texas Instruments	DECADE COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1		TTL		4	YES		5		50 pF	CHIP CARRIER		SYNCHRONOUS	14 ns			1.27 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel		QUAD	65 MHz	S-CQCC-N20	5.5 V	2.03 mm	8.89 mm	Not Qualified	4.5 V	53 mA	TCO OUTPUT				8.89 mm	AS
SN74LS162AFN	Texas Instruments	DECADE COUNTER	COMMERCIAL	J BEND	20	QCCJ	SQUARE	PLASTIC/EPOXY		YES	1		TTL		4	YES		5	5	15 pF	CHIP CARRIER	LDCC20,.4SQ	SYNCHRONOUS	27 ns		Counters	1.27 mm	70 Cel	UP		POSITIVE EDGE	0 Cel		QUAD	25 MHz	S-PQCC-J20	5.25 V	4.57 mm	8.9662 mm	Not Qualified	4.75 V	32 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	8.9662 mm	LS
SN54ALS192FK	Texas Instruments	DECADE COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1		TTL		4	YES		5	5	50 pF	CHIP CARRIER	LCC20,.35SQ	SYNCHRONOUS	23 ns		Counters	1.27 mm	125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		QUAD	20 MHz	S-CQCC-N20	5.5 V	2.03 mm	8.89 mm	Not Qualified	4.5 V	22 mA	TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	ALS
SN74LS390N-10	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	4		TTL		3	YES		5		15 pF	IN-LINE		ASYNCHRONOUS	60 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	26 mA	DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS				19.305 mm	LS
CD40192BPWE4	Texas Instruments	DECADE COUNTER	MILITARY	GULL WING	16	TSSOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	2000000 Hz	CMOS		4	YES	TUBE	5	5/15	50 pF	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	SYNCHRONOUS	500 ns		Counters	.65 mm	125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		DUAL	11 MHz	R-PDSO-G16	18 V	1.2 mm	4.4 mm	Not Qualified	3 V		TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK		NOT SPECIFIED	NOT SPECIFIED	5 mm	4000/14000/40000
SN54ALS160AJ-00	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1		TTL		4	YES		5		50 pF	IN-LINE		SYNCHRONOUS	20 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	21 mA	TCO OUTPUT				19.56 mm	ALS
SN74LS190N	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	20000000 Hz	TTL		4	YES		5	5	15 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	36 ns	8 Amp	Counters	2.54 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	0 Cel		DUAL	20 MHz	R-PDIP-T16	5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	35 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	19.305 mm	LS
SN74HC490DW3	Texas Instruments	DECADE COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	2		CMOS			NO					SMALL OUTLINE	SOP16,.4	ASYNCHRONOUS			Counters	1.27 mm	85 Cel	UP			-40 Cel		DUAL		R-PDSO-G16
SN74ALS160AJ	Texas Instruments	DECADE 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			0 Cel		DUAL		R-XDIP-T16				Not Qualified
SN74LS68N3	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 SPECIFIED	NOT SPECIFIED
SN74LS68J	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	3		TTL		4	NO		5		30 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	40 ns		Counters	2.54 mm	70 Cel	UP		NEGATIVE EDGE	0 Cel		DUAL	20 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 5 AND DIVIDE BY 10 FUNCTIONS		NOT SPECIFIED	NOT SPECIFIED	19.56 mm	LS
DM7490AN/A+	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	16000000 Hz	TTL			NO		5	5		IN-LINE	DIP14,.3	ASYNCHRONOUS		16 Amp	Counters	2.54 mm	70 Cel	UP			0 Cel	Tin/Lead (Sn/Pb)	DUAL		R-PDIP-T14						42 mA		e0
SN74ALS560AN3	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
CD74HC4510H	Texas Instruments	DECADE COUNTER	INDUSTRIAL	NO LEAD	16	DIE	RECTANGULAR	UNSPECIFIED		YES	1		CMOS		4	YES		4.5			UNCASED CHIP		SYNCHRONOUS	275 ns				85 Cel	BIDIRECTIONAL		POSITIVE EDGE	-40 Cel		UPPER	28 MHz	R-XUUC-N16	6 V			Not Qualified	2 V							HC/UH
SN54490W-10	Texas Instruments	DECADE COUNTER	MILITARY	FLAT	16	DFP	RECTANGULAR	CERAMIC, GLASS-SEALED		YES	2		TTL		4	YES		5		15 pF	FLATPACK		ASYNCHRONOUS	54 ns			1.27 mm	125 Cel	UP		NEGATIVE EDGE	-55 Cel		DUAL	25 MHz	R-GDFP-F16	5.5 V	2.03 mm	6.73 mm	Not Qualified	4.5 V	70 mA					10.2 mm	TTL/H/L
SN54F160AFK	Texas Instruments	DECADE COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1		TTL		4	YES		5	5		CHIP CARRIER	LCC20,.35SQ	SYNCHRONOUS		20 Amp	Counters	1.27 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel		QUAD		S-CQCC-N20	5.5 V	2.03 mm	8.89 mm	Not Qualified	4.5 V	55 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	F/FAST
SN74LS490FN	Texas Instruments	DECADE COUNTER	COMMERCIAL	J BEND	20	QCCJ	SQUARE	PLASTIC/EPOXY		YES	2		TTL		4	YES		5	5	15 pF	CHIP CARRIER	LDCC20,.4SQ	ASYNCHRONOUS	54 ns		Counters	1.27 mm	70 Cel	UP		NEGATIVE EDGE	0 Cel		QUAD	25 MHz	S-PQCC-J20	5.25 V	4.57 mm	8.9662 mm	Not Qualified	4.75 V	26 mA			NOT SPECIFIED	NOT SPECIFIED	8.9662 mm	LS
SN74AS168AD	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1		TTL			YES					SMALL OUTLINE	SOP16,.25	SYNCHRONOUS			Counters	1.27 mm	70 Cel	BIDIRECTIONAL			0 Cel		DUAL		R-PDSO-G16				Not Qualified
SN74ALS162AN3	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
CD4527BEE4	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	NO	1	3500000 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 (Ni/Pd/Au)	DUAL	3.5 MHz	R-PDIP-T16	18 V	5.08 mm	7.62 mm	Not Qualified	3 V	.1 mA	BCD RATE MULTIPLIER; COMPLEMENTARY OUTPUT	e4	NOT SPECIFIED	NOT SPECIFIED	19.305 mm	4000/14000/40000
SN74LS168AN3	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	3-STATE		0 Cel		DUAL		R-PDIP-T16									NOT SPECIFIED	NOT SPECIFIED
SN74LS290NP3	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
CD4522BM96	Texas Instruments	DECADE COUNTER	MILITARY	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	1500000 Hz	CMOS		4	YES	TR	5	5/15	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	1100 ns		Counters	1.27 mm	125 Cel	DOWN		POSITIVE EDGE	-55 Cel		DUAL	4 MHz	R-PDSO-G16	18 V	1.75 mm	3.9 mm	Not Qualified	3 V		DUMMY VAL		NOT SPECIFIED	NOT SPECIFIED	9.9 mm	4000/14000/40000
SN74LS190DR	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	20000000 Hz	TTL		4	YES		5	5	15 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	36 ns	8 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	0 Cel		DUAL	20 MHz	R-PDSO-G16	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	35 mA	TCO OUTPUT				9.9 mm	LS
SN74ALS568AFN3	Texas Instruments	DECADE 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	3-STATE		0 Cel		QUAD		S-PQCC-J20									NOT SPECIFIED	NOT SPECIFIED
SN74S168N-10	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1		TTL		4	YES		5		15 pF	IN-LINE		SYNCHRONOUS	15 ns			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					19.305 mm	S
SN74AS168NP1	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
SN54HC162J	Texas Instruments	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	21000000 Hz	CMOS		4	YES		5	2/6	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	310 ns	5.2 Amp	Counters	2.54 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel		DUAL	25 MHz	R-GDIP-T16	6 V	5.08 mm	7.62 mm	Not Qualified	2 V				NOT SPECIFIED	NOT SPECIFIED	19.56 mm	HC/UH
SN74ALS569ANSRG4	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1		TTL		4	YES	TR	5	5		SMALL OUTLINE	SOP20,.3	SYNCHRONOUS	16 ns	24 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL	3-STATE	POSITIVE EDGE	0 Cel		DUAL	20 MHz	R-PDSO-G20	5.5 V	2 mm	5.3 mm	Not Qualified	4.5 V	32 mA	TCO OUTPUT; CLOCKED CARRY OUTPUT		NOT SPECIFIED	NOT SPECIFIED	12.6 mm	ALS
SN54L90T-11	Texas Instruments	DECADE COUNTER	MILITARY	FLAT	14	DFP	RECTANGULAR	METAL		YES	2		TTL		3	YES		5			FLATPACK		ASYNCHRONOUS				1.27 mm	125 Cel	UP		NEGATIVE EDGE	-55 Cel		DUAL	3 MHz	R-MDFP-F14	5.5 V	1.27 mm	3.685 mm	Not Qualified	4.5 V	7.2 mA	DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS				6.48 mm	TTL/H/L
5962-8687601FA	Texas Instruments	DECADE COUNTER	MILITARY	FLAT	16	DFP	RECTANGULAR	UNSPECIFIED		YES	1		TTL	MIL-STD-883	4	YES		5			FLATPACK		SYNCHRONOUS	38 ns				125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		DUAL	15 MHz	R-XDFP-F16	5.5 V			Not Qualified	4.5 V							LS
SN74162J	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	25000000 Hz	TTL		4	YES		5		15 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	29 ns	16 Amp	Counters	2.54 mm	70 Cel	UP		POSITIVE EDGE	0 Cel		DUAL	25 MHz	R-GDIP-T16	5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	101 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	19.56 mm	TTL/H/L

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.