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
SN74LS90D	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	2	16000000 Hz	TTL	3		TUBE	5	5	15 pF	SMALL OUTLINE	SOP14,.25	ASYNCHRONOUS	50 ns	8 Amp	Counters	1.27 mm	70 Cel	UP		NEGATIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	32 MHz	R-PDSO-G14	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	15 mA	ONE FUNCTION HAS 1 BIT	e4	NOT SPECIFIED	260	8.65 mm	LS
SN74S163N	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	40000000 Hz	TTL	4		TUBE	5		15 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	15 ns	20 Amp	Counters	2.54 mm	70 Cel	UP		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	40 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	160 mA	TCO OUTPUT	e4			19.305 mm	S
SN74LS90N	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	2	16000000 Hz	TTL	3		TUBE	5	5	15 pF	IN-LINE	DIP14,.3	ASYNCHRONOUS	50 ns	8 Amp	Counters	2.54 mm	70 Cel	UP		NEGATIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	32 MHz	R-PDIP-T14	1	5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	15 mA	ONE FUNCTION HAS 1 BIT	e4	NOT SPECIFIED	260	19.305 mm	LS
SN74ALS163BN	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	40000000 Hz	TTL	4		TUBE	5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	20 ns	8 Amp	Counters	2.54 mm	70 Cel	UP		POSITIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	40 MHz	R-PDIP-T16		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	21 mA	TCO OUTPUT	e4	NOT SPECIFIED	NOT SPECIFIED	19.305 mm	ALS
NTE74LS192	Nte Electronics	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL	4	YES		5			IN-LINE		SYNCHRONOUS	47 ns			2.54 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE		DUAL	25 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm		4.75 V		LG_MAX		NOT SPECIFIED	NOT SPECIFIED	22 mm	LS
SN74LS163AN	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	25000000 Hz	TTL	4		TUBE	5	5	15 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	27 ns	8 Amp	Counters	2.54 mm	70 Cel	UP		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	25 MHz	R-PDIP-T16	1	5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	32 mA	TCO OUTPUT	e4			19.305 mm	LS
NTE74LS160A	Nte Electronics	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL	4	YES		5			IN-LINE		SYNCHRONOUS	24 ns			2.54 mm	70 Cel	UP		POSITIVE EDGE		DUAL	25 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm		4.75 V		LG_MAX		NOT SPECIFIED	NOT SPECIFIED	22 mm	LS
SN74LS191N	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	20000000 Hz	TTL	4	YES	TUBE	5	5	15 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	36 ns	16 Amp	Counters	2.54 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	20 MHz	R-PDIP-T16	1	5.25 V	5.08 mm	6.35 mm	Not Qualified	4.75 V	105 mA	TCO OUTPUT	e4			19.3 mm	LS
SN74LS90NSR	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	2		TTL	3			5			SMALL OUTLINE		ASYNCHRONOUS	50 ns	8 Amp		1.27 mm	70 Cel	UP		NEGATIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	32 MHz	R-PDSO-G14	1	5.25 V	2 mm	5.3 mm		4.75 V	15 mA	ONE FUNCTION HAS 1 BIT	e4	30	260	10.2 mm	LS
SN74LS191NSR	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	20000000 Hz	TTL	4		TR	5	5	15 pF	SMALL OUTLINE	SOP16,.3	SYNCHRONOUS	36 ns	16 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	20 MHz	R-PDSO-G16	1	5.25 V	2 mm	5.3 mm	Not Qualified	4.75 V	105 mA	TCO OUTPUT	e4	30	260	10.2 mm	LS
SN74LS93D	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	2	16000000 Hz	TTL	3		TUBE	5	5	15 pF	SMALL OUTLINE	SOP14,.25	ASYNCHRONOUS	70 ns	8 Amp	Counters	1.27 mm	70 Cel	UP		NEGATIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	32 MHz	R-PDSO-G14	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	15 mA	ONE FUNCTION HAS 1 BIT	e4	NOT SPECIFIED	260	8.65 mm	LS
SN74LS590N	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	20000000 Hz	TTL	8		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	Nickel/Palladium/Gold (Ni/Pd/Au)	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	NOT SPECIFIED	NOT SPECIFIED	19.305 mm	LS
SN74F163AD	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	90000000 Hz	TTL	4		TUBE	5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	11 ns	20 Amp	Counters	1.27 mm	70 Cel	UP		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	90 MHz	R-PDSO-G16	1	5.5 V	1.75 mm	3.9 mm	Not Qualified	4.5 V	55 mA	TCO OUTPUT	e4	30	260	9.9 mm	F/FAST
SN74LS191NSRE4	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	20000000 Hz	TTL	4	YES	TR	5	5		SMALL OUTLINE	SOP16,.3	SYNCHRONOUS	36 ns	8 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	20 MHz	R-PDSO-G16	1	5.25 V	2 mm	5.3 mm	Not Qualified	4.75 V	35 mA	TCO OUTPUT	e4	30	260	10.2 mm	LS
SN74LS193D	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	25000000 Hz	TTL	4		TUBE	5	5	15 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	47 ns	8 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	25 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	34 mA	TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK	e4	30	260	9.9 mm	LS
SN74LS90DRE4	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	2	16000000 Hz	TTL	3	YES	TR	5	5	15 pF	SMALL OUTLINE	SOP14,.25	ASYNCHRONOUS	50 ns	8 Amp	Counters	1.27 mm	70 Cel	UP		NEGATIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	32 MHz	R-PDSO-G14	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	15 mA	ONE FUNCTION HAS 1 BIT	e4	30	260	8.65 mm	LS
SN74LS160AN	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	25000000 Hz	TTL	4	YES		5	5	15 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	27 ns	8 Amp	Counters	2.54 mm	70 Cel	UP		POSITIVE EDGE		DUAL	25 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	32 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	19.305 mm	LS
SN74LS191DR	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	20000000 Hz	TTL	4		TR	5	5	15 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	36 ns	16 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	20 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	35 mA	TCO OUTPUT	e4	30	260	9.9 mm	LS
SN74LS90DRG4	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	2	16000000 Hz	TTL	3		TR	5	5	15 pF	SMALL OUTLINE	SOP14,.25	ASYNCHRONOUS	50 ns	8 Amp	Counters	1.27 mm	70 Cel	UP		NEGATIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	32 MHz	R-PDSO-G14	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	15 mA	ONE FUNCTION HAS 1 BIT	e4	NOT SPECIFIED	260	8.65 mm	LS
SN74LS161ANSR	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	25000000 Hz	TTL	4		TR	5	5	15 pF	SMALL OUTLINE	SOP16,.3	SYNCHRONOUS	35 ns	8 Amp	Counter	1.27 mm	70 Cel	UP		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	25 MHz	R-PDSO-G16	1	5.25 V	2 mm	5.3 mm	Not Qualified	4.75 V	32 mA		e4	30	260	10.2 mm	LS
SN74LS193DR	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	25000000 Hz	TTL	4		TR	5	5	15 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	47 ns	8 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	25 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	34 mA	TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK	e4	30	260	9.9 mm	LS
SN74LS160N	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	25000000 Hz	TTL	4	YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS		8 Amp	Counters	2.54 mm	70 Cel	UP		POSITIVE EDGE		DUAL		R-PDIP-T16					Not Qualified		32 mA						LS
SN74LS592D	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	20000000 Hz	TTL	8		TUBE	5		45 pF	SMALL OUTLINE	SOP16,.25	ASYNCHRONOUS	30 ns	24 Amp	Counters	1.27 mm	70 Cel	UP	3-STATE	POSITIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	20 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	60 mA	REGISTERED INPUTS	e4	NOT SPECIFIED	260	9.9 mm	LS
SN74F161ADR	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	90000000 Hz	TTL	4		TR	5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	11 ns	20 Amp	Counter	1.27 mm	70 Cel	UP		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	90 MHz	R-PDSO-G16	1	5.5 V	1.75 mm	3.9 mm	Not Qualified	4.5 V	55 mA	TCO OUTPUT	e4	30	260	9.9 mm	F/FAST
SN74LS161AN	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	25000000 Hz	TTL	4		TUBE	5	5	15 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	27 ns	8 Amp	Counters	2.54 mm	70 Cel	UP		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	25 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	32 mA	TCO OUTPUT	e4			19.305 mm	LS
SN74LS697N	Texas Instruments	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL	4	YES	TUBE	5		45 pF	IN-LINE	DIP20,.3	SYNCHRONOUS	40 ns	24 Amp	Counter	2.54 mm	70 Cel	BIDIRECTIONAL	3-STATE	POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	20 MHz	R-PDIP-T20		5.25 V	5.08 mm	6.35 mm	Not Qualified	4.75 V	70 mA	REGISTER/COUNTER OUTPUT SELECT; TCO OUTPUT; REGISTERED OUTPUTS	e4			24.33 mm	LS
SN74LS191NE4	Texas Instruments	BINARY 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	NICKEL PALLADIUM GOLD	DUAL	20 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	35 mA	TCO OUTPUT	e4				LS
SN74LS90DR	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	2	16000000 Hz	TTL	3		TR	5	5	15 pF	SMALL OUTLINE	SOP14,.25	ASYNCHRONOUS	50 ns	8 Amp	Counters	1.27 mm	70 Cel	UP		NEGATIVE EDGE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	32 MHz	R-PDSO-G14	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	15 mA	ONE FUNCTION HAS 1 BIT	e4	NOT SPECIFIED	260	8.65 mm	LS
SN74LS90NS	Motorola	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	2		TTL	3	YES		5	5		IN-LINE	DIP14,.3	ASYNCHRONOUS	50 ns		Counters	2.54 mm	70 Cel	UP		NEGATIVE EDGE	TIN LEAD	DUAL	32 MHz	R-PDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V			e0			18.86 mm	LS
DM74LS191MX	National Semiconductor	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1		TTL	4	YES		5		15 pF	SMALL OUTLINE		SYNCHRONOUS	36 ns			1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE		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
NTE74LS191	Nte Electronics	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL	4	YES		5			IN-LINE		SYNCHRONOUS	36 ns			2.54 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE		DUAL	20 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm		4.75 V		LG_MAX				22 mm	LS
SN74LS161AD	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	25000000 Hz	TTL	4		TUBE	5	5	15 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	27 ns	8 Amp	Counters	1.27 mm	70 Cel	UP		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	25 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	32 mA	TCO OUTPUT	e4	30	260	9.9 mm	LS
SN74LS191D	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	20000000 Hz	TTL	4		TUBE	5	5	15 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	36 ns	16 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	20 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	35 mA	TCO OUTPUT	e4	30	260	9.9 mm	LS
DM74ALS163BN	National Semiconductor	BINARY COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	40000000 Hz	TTL	4	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	20 ns	8 Amp	Counters	2.54 mm	70 Cel	UP		POSITIVE EDGE	Tin/Lead (Sn/Pb)	DUAL	40 MHz	R-PDIP-T16		5.5 V	5.08 mm	7.62 mm	Not Qualified	4.5 V	21 mA	TCO OUTPUT	e0			21.755 mm	ALS
SN74LS161ADR	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	25000000 Hz	TTL	4		TR	5	5	15 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	27 ns	8 Amp	Counters	1.27 mm	70 Cel	UP		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	25 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	32 mA	TCO OUTPUT	e4	30	260	9.9 mm	LS
74F163ASCX	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1		TTL	4	YES		5			SMALL OUTLINE		SYNCHRONOUS	11 ns			1.27 mm	70 Cel	UP		POSITIVE EDGE		DUAL	90 MHz	R-PDSO-G16		5.5 V	1.753 mm	3.9 mm		4.5 V						9.9 mm	F/FAST
74LS160PC	Fairchild Semiconductor	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1		TTL	4	YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS	27 ns		Counters	2.54 mm	70 Cel	UP		POSITIVE EDGE	TIN LEAD	DUAL	25 MHz	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V			e0			19.18 mm	LS
DM74LS160N	National Semiconductor	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			Tin/Lead (Sn/Pb)	DUAL		R-PDIP-T16					Not Qualified		32 mA		e0
SN74F161AN	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	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			19.305 mm	F/FAST
SN74F163ADBR	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	90000000 Hz	TTL	4	YES	TR	5	5		SMALL OUTLINE, SHRINK PITCH	SSOP16,.25	SYNCHRONOUS	11 ns	20 Amp	Counters	.65 mm	70 Cel	UP		POSITIVE EDGE		DUAL	90 MHz	R-PDSO-G16		5.5 V	2 mm	5.3 mm	Not Qualified	4.5 V	55 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	6.2 mm	F/FAST
SN74F163ADBRE4	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	90000000 Hz	TTL	4	YES	TR	5	5		SMALL OUTLINE, SHRINK PITCH	SSOP16,.25	SYNCHRONOUS	11 ns	20 Amp	Counters	.65 mm	70 Cel	UP		POSITIVE EDGE		DUAL	90 MHz	R-PDSO-G16		5.5 V	2 mm	5.3 mm	Not Qualified	4.5 V	55 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	6.2 mm	F/FAST
SN74F163ADBRG4	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SSOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	90000000 Hz	TTL	4	YES	TR	5	5		SMALL OUTLINE, SHRINK PITCH	SSOP16,.3	SYNCHRONOUS	11 ns	20 Amp	Counters	.65 mm	70 Cel	UP		POSITIVE EDGE		DUAL	90 MHz	R-PDSO-G16		5.5 V	2 mm	5.3 mm	Not Qualified	4.5 V	55 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	6.2 mm	F/FAST
SN74LS160AD	Texas Instruments	DECADE COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	25000000 Hz	TTL	4	YES		5	5	15 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	27 ns	8 Amp	Counters	1.27 mm	70 Cel	UP		POSITIVE EDGE		DUAL	25 MHz	R-PDSO-G16		5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	32 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	9.9 mm	LS
SN74LS160AJ	Texas Instruments	DECADE COUNTER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	1		TTL	4	YES		5	5	15 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	27 ns		Counters	2.54 mm	70 Cel	UP		POSITIVE EDGE		DUAL	25 MHz	R-GDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	4.75 V	32 mA	TCO OUTPUT		NOT SPECIFIED	NOT SPECIFIED	19.56 mm	LS
SN74LS191DE4	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	20000000 Hz	TTL	4		TUBE	5	5	15 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	36 ns	16 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	20 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	35 mA	TCO OUTPUT	e4	30	260	9.9 mm	LS
SN74LS191DG4	Texas Instruments	BINARY 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	NICKEL PALLADIUM GOLD	DUAL	20 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	35 mA	TCO OUTPUT	e4	30	260	9.9 mm	LS
SN74LS191DRG4	Texas Instruments	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	20000000 Hz	TTL	4	YES	TR	5	5	15 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	36 ns	8 Amp	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		POSITIVE EDGE	NICKEL PALLADIUM GOLD	DUAL	20 MHz	R-PDSO-G16	1	5.25 V	1.75 mm	3.9 mm	Not Qualified	4.75 V	35 mA	TCO OUTPUT	e4	30	260	9.9 mm	LS
DM74ALS163BM	National Semiconductor	BINARY COUNTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	40000000 Hz	TTL	4	YES		5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	20 ns	8 Amp	Counters	1.27 mm	70 Cel	UP		POSITIVE EDGE	Tin/Lead (Sn/Pb)	DUAL	40 MHz	R-PDSO-G16		5.5 V	1.75 mm	3.9 mm	Not Qualified	4.5 V	21 mA	TCO OUTPUT	e0			9.9 mm	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.