SQUARE Digital Counters 1,091

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Part	Manufacturer	Logic IC Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Total Dose (V)	Package Body Material	Surface Mount	No. of Functions	Maximum Frequency At Nominal Supply	Technology	Screening Level	No. of Bits	Load or Preset Input	Nominal Supply Voltage / Vsup (V)	Power Supplies (V)	Load Capacitance (CL)	Package Style (Meter)	Package Equivalence Code	Operation Mode	Propagation Delay (tpd)	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
HCF4522BC1	STMicroelectronics	DECADE COUNTER	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	1		CMOS		4	YES	5	3/18		CHIP CARRIER	LDCC20,.4SQ	SYNCHRONOUS		Counters	1.27 mm	85 Cel	DOWN		POSITIVE EDGE	-40 Cel	MATTE TIN	QUAD		S-PQCC-J20	15 V	4.57 mm	8.965 mm	Not Qualified	3 V		TCO OUTPUT; GATED CLOCK	e3			8.965 mm	4000/14000/40000
HCF40103BC1	STMicroelectronics	BINARY COUNTER	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	1	700000 Hz	CMOS		8	YES	5	3/15	50 pF	CHIP CARRIER	LDCC20,.4SQ	SYNCHRONOUS	600 ns	Counters	1.27 mm	85 Cel	DOWN		POSITIVE EDGE	-40 Cel	MATTE TIN	QUAD	.7 MHz	S-PQCC-J20	15 V	4.57 mm	8.965 mm	Not Qualified	3 V		TCO OUTPUT; RESET TO MAX COUNT	e3			8.965 mm	4000/14000/40000
HCF4045BC1	STMicroelectronics	BINARY COUNTER	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	1		CMOS		21	YES				CHIP CARRIER		ASYNCHRONOUS	5.5 ns		1.27 mm	85 Cel				-40 Cel		QUAD	30 MHz	S-PQCC-J20	15 V	4.57 mm	8.9662 mm	Not Qualified	3 V						8.9662 mm	4000/14000/40000
HCF4510BC1	STMicroelectronics	DECADE COUNTER	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	1	2000000 Hz	CMOS		4	YES	5	5/15	50 pF	CHIP CARRIER	LDCC20,.4SQ	SYNCHRONOUS	400 ns	Counters	1.27 mm	85 Cel	BIDIRECTIONAL		POSITIVE EDGE	-40 Cel	TIN LEAD	QUAD	2 MHz	S-PQCC-J20	15 V	4.57 mm	8.9662 mm	Not Qualified	3 V		TCO OUTPUT	e0			8.9662 mm	4000/14000/40000
HCF4566BC1	STMicroelectronics	DECADE COUNTER	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	2		CMOS		4	YES	5			CHIP CARRIER		ASYNCHRONOUS			1.27 mm	85 Cel	UP		NEGATIVE EDGE	-40 Cel		QUAD		S-PQCC-J20	15 V	4.57 mm	8.965 mm	Not Qualified	3 V		DIVIDE BY 5 OR DIVIDE BY 6 SELECT CONTROL; BUILT-IN MONOSTABLE MULTIVIBRATOR				8.965 mm	4000/14000/40000
HCF40110BC1	STMicroelectronics	DISPLAY DRIVER COUNTER	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	1		CMOS		5	YES	5	3/15	50 pF	CHIP CARRIER	LDCC20,.4SQ	SYNCHRONOUS		Counters	1.27 mm	85 Cel	BIDIRECTIONAL		POSITIVE EDGE	-40 Cel	Matte Tin (Sn)	QUAD		S-PQCC-J20	15 V	4.57 mm	8.9662 mm	Not Qualified	3 V		JOHNSON COUNTER; TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK; 7 SEGMENT DISPLAY DRIVER	e3			8.9662 mm	4000/14000/40000
M38510/34301B2A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL	MIL-PRF-38535	4	YES	5			CHIP CARRIER		SYNCHRONOUS	11.5 ns			125 Cel	UP		POSITIVE EDGE	-55 Cel		QUAD	70 MHz	S-CQCC-N20	5.5 V			Not Qualified	4.5 V							F/FAST
M38510/34304B2A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL	MIL-PRF-38535	4	YES	5			CHIP CARRIER		SYNCHRONOUS	14 ns			125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		QUAD	70 MHz	S-CQCC-N20	5.5 V			Not Qualified	4.5 V							F/FAST
M38510/34302B2A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL	MIL-PRF-38535	4	YES	5			CHIP CARRIER		SYNCHRONOUS	11.5 ns			125 Cel	UP		POSITIVE EDGE	-55 Cel		QUAD	70 MHz	S-CQCC-N20	5.5 V			Not Qualified	4.5 V							F/FAST
M38510/34302B2X	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		4	YES	5			CHIP CARRIER		SYNCHRONOUS	11.5 ns			125 Cel	UP		POSITIVE EDGE	-55 Cel		QUAD	70 MHz	S-CQCC-N20	5.5 V			Not Qualified	4.5 V							F/FAST
M38510/34304B2X	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		4	YES	5			CHIP CARRIER		SYNCHRONOUS	14 ns			125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		QUAD	70 MHz	S-CQCC-N20	5.5 V			Not Qualified	4.5 V							F/FAST
N54F161A/B2A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		4	YES	5		50 pF	CHIP CARRIER		SYNCHRONOUS	11.5 ns		1.27 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel		QUAD	75 MHz	S-CQCC-N20	5.5 V	1.905 mm	8.89 mm	Not Qualified	4.5 V	55 mA	TCO OUTPUT				8.89 mm	F/FAST
54F269/B3A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	28	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		8	YES	5		50 pF	CHIP CARRIER		SYNCHRONOUS	11 ns		1.27 mm	125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		QUAD	85 MHz	S-CQCC-N28	5.5 V	1.905 mm	11.4554 mm	Not Qualified	4.5 V	125 mA	TCO OUTPUT				11.4554 mm	F/FAST
54F579/B2A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		8	YES	5		50 pF	CHIP CARRIER		SYNCHRONOUS	12.5 ns		1.27 mm	125 Cel	BIDIRECTIONAL	3-STATE	POSITIVE EDGE	-55 Cel		QUAD	80 MHz	S-CQCC-N20	5.5 V	1.905 mm	8.89 mm	Not Qualified	4.5 V	145 mA	TCO OUTPUT; MULTIPLEXED I/O				8.89 mm	F/FAST
54F193/B2A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		4	YES	5		50 pF	CHIP CARRIER		SYNCHRONOUS	13 ns		1.27 mm	125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		QUAD	90 MHz	S-CQCC-N20	5.5 V	1.905 mm	8.89 mm	Not Qualified	4.5 V	50 mA	TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK				8.89 mm	F/FAST
54F163A/B2A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		4	YES	5		50 pF	CHIP CARRIER		SYNCHRONOUS	11.5 ns		1.27 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel		QUAD	75 MHz	S-CQCC-N20	5.5 V	1.905 mm	8.89 mm	Not Qualified	4.5 V	55 mA	TCO OUTPUT				8.89 mm	F/FAST
N54F193/B2A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		4	YES	5		50 pF	CHIP CARRIER		SYNCHRONOUS	13 ns		1.27 mm	125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		QUAD	90 MHz	S-CQCC-N20	5.5 V	1.905 mm	8.89 mm	Not Qualified	4.5 V	50 mA	TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK				8.89 mm	F/FAST
N54F269/B3A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	28	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		8	YES	5		50 pF	CHIP CARRIER		SYNCHRONOUS	11 ns		1.27 mm	125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		QUAD	85 MHz	S-CQCC-N28	5.5 V	1.905 mm	11.4554 mm	Not Qualified	4.5 V	125 mA	TCO OUTPUT				11.4554 mm	F/FAST
N54F579/B2A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		8	YES	5		50 pF	CHIP CARRIER		SYNCHRONOUS	12.5 ns		1.27 mm	125 Cel	BIDIRECTIONAL	3-STATE	POSITIVE EDGE	-55 Cel		QUAD	80 MHz	S-CQCC-N20	5.5 V	1.905 mm	8.89 mm	Not Qualified	4.5 V	145 mA	TCO OUTPUT; MULTIPLEXED I/O				8.89 mm	F/FAST
N54F163A/B2A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		4	YES	5		50 pF	CHIP CARRIER		SYNCHRONOUS	11.5 ns		1.27 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel		QUAD	75 MHz	S-CQCC-N20	5.5 V	1.905 mm	8.89 mm	Not Qualified	4.5 V	55 mA	TCO OUTPUT				8.89 mm	F/FAST
54F161A/B2A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		4	YES	5		50 pF	CHIP CARRIER		SYNCHRONOUS	11.5 ns		1.27 mm	125 Cel	UP		POSITIVE EDGE	-55 Cel		QUAD	75 MHz	S-CQCC-N20	5.5 V	1.905 mm	8.89 mm	Not Qualified	4.5 V	55 mA	TCO OUTPUT				8.89 mm	F/FAST
5962-89545012X	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1				8	YES	5			CHIP CARRIER		SYNCHRONOUS				125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		QUAD	100 MHz	S-CQCC-N20	5.5 V			Not Qualified	4.5 V							F/FAST
5962-3834304B2X	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		4	YES	5			CHIP CARRIER		SYNCHRONOUS	14 ns			125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		QUAD	70 MHz	S-CQCC-N20	5.5 V			Not Qualified	4.5 V							F/FAST
5962-89545012A	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1			MIL-STD-883	8	YES	5			CHIP CARRIER		SYNCHRONOUS				125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel	TIN LEAD	QUAD	100 MHz	S-CQCC-N20	5.5 V			Not Qualified	4.5 V			e0				F/FAST
5962-3834301B2X	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		4	YES	5			CHIP CARRIER		SYNCHRONOUS	11.5 ns			125 Cel	UP		POSITIVE EDGE	-55 Cel		QUAD	70 MHz	S-CQCC-N20	5.5 V			Not Qualified	4.5 V							F/FAST
5962-3831509B2X	NXP Semiconductors	BINARY COUNTER	MILITARY	NO LEAD	20	QCCN	SQUARE		CERAMIC, METAL-SEALED COFIRED	YES	1		TTL		4	YES	5			CHIP CARRIER		SYNCHRONOUS	66 ns			125 Cel	BIDIRECTIONAL		POSITIVE EDGE	-55 Cel		QUAD	18 MHz	S-CQCC-N20	5.5 V			Not Qualified	4.5 V							LS
MM74C945CQH	Maxim Integrated	DISPLAY DRIVER COUNTER	COMMERCIAL	J BEND	44	QCCJ	SQUARE		PLASTIC/EPOXY	YES	1		CMOS		16	YES	5	5	50 pF	CHIP CARRIER	LDCC44,.7SQ	ASYNCHRONOUS	800 ns	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		NEGATIVE EDGE	0 Cel	TIN LEAD	QUAD	2 MHz	S-PQCC-J44	6 V	4.57 mm	16.585 mm	Not Qualified	3 V		4 DIGIT COUNTER WITH OUTPUT LATCHES; SCHMITT TRIGGER ON CLOCK INPUT; 7 SEGMENT DISPLAY DRIVERS	e0			16.585 mm	CMOS
MM74C947CQH	Maxim Integrated	DISPLAY DRIVER COUNTER	COMMERCIAL	J BEND	44	QCCJ	SQUARE		PLASTIC/EPOXY	YES	1		CMOS		16	YES	5	5	50 pF	CHIP CARRIER	LDCC44,.7SQ	ASYNCHRONOUS	800 ns	Counters	1.27 mm	70 Cel	BIDIRECTIONAL		NEGATIVE EDGE	0 Cel	TIN LEAD	QUAD	2 MHz	S-PQCC-J44	6 V	4.57 mm	16.585 mm	Not Qualified	3 V		4 DIGIT COUNTER WITH OUTPUT LATCHES; SCHMITT TRIGGER ON CLOCK INPUT; 7 SEGMENT DISPLAY DRIVERS	e0			16.585 mm	CMOS
HCTS393HMSR	Renesas Electronics	BINARY COUNTER		NO LEAD	14	DIE	SQUARE	200k Rad(Si)	UNSPECIFIED	YES	2		CMOS	MIL-PRF-38535 Class V	4	YES	5			UNCASED CHIP		ASYNCHRONOUS	49 ns				UP		NEGATIVE EDGE		MATTE TIN	UPPER		S-XUUC-N14	5.5 V			Not Qualified	4.5 V			e3				HCT
5962F9671601Q9X	Renesas Electronics	BINARY COUNTER	MILITARY	NO LEAD	16	DIE	SQUARE	300k Rad(Si)	UNSPECIFIED	YES	1		CMOS	MIL-PRF-38535 Class Q	4	YES	5			UNCASED CHIP		SYNCHRONOUS	23 ns			125 Cel	UP		POSITIVE EDGE	-55 Cel		UPPER	50 MHz	S-XUUC-N16	5.5 V			Not Qualified	4.5 V							ACT
5962F9671602Q9X	Renesas Electronics	BINARY COUNTER	MILITARY	NO LEAD	16	DIE	SQUARE	300k Rad(Si)	UNSPECIFIED	YES	1		CMOS	MIL-PRF-38535 Class Q	4	YES	5			UNCASED CHIP		SYNCHRONOUS	23 ns			125 Cel	UP		POSITIVE EDGE	-55 Cel		UPPER	50 MHz	S-XUUC-N16	5.5 V			Not Qualified	4.5 V							ACT
5962R9575001V9A	Renesas Electronics	BINARY COUNTER	MILITARY	NO LEAD	14	DIE	SQUARE		UNSPECIFIED	YES	2		CMOS		4	YES	5			UNCASED CHIP		ASYNCHRONOUS	59 ns			125 Cel	UP		NEGATIVE EDGE	-55 Cel		UPPER		S-XUUC-N14	5.5 V			Qualified	4.5 V				NOT SPECIFIED	NOT SPECIFIED		HCT
5962F9671601Q9A	Renesas Electronics	BINARY COUNTER	MILITARY	NO LEAD	16	DIE	SQUARE	300k Rad(Si)	UNSPECIFIED	YES	1		CMOS	MIL-PRF-38535 Class Q	4	YES	5			UNCASED CHIP		SYNCHRONOUS	23 ns			125 Cel	UP		POSITIVE EDGE	-55 Cel		UPPER	50 MHz	S-XUUC-N16	5.5 V			Not Qualified	4.5 V				NOT SPECIFIED	NOT SPECIFIED		ACT
5962F9671602Q9A	Renesas Electronics	BINARY COUNTER	MILITARY	NO LEAD	16	DIE	SQUARE	300k Rad(Si)	UNSPECIFIED	YES	1		CMOS	MIL-PRF-38535 Class Q	4	YES	5			UNCASED CHIP		SYNCHRONOUS	23 ns			125 Cel	UP		POSITIVE EDGE	-55 Cel		UPPER	50 MHz	S-XUUC-N16	5.5 V			Not Qualified	4.5 V				NOT SPECIFIED	NOT SPECIFIED		ACT
5962R9575001V9X	Renesas Electronics	BINARY COUNTER	MILITARY	NO LEAD	14	DIE	SQUARE		UNSPECIFIED	YES	2		CMOS		4	YES	5			UNCASED CHIP		ASYNCHRONOUS	59 ns			125 Cel	UP		NEGATIVE EDGE	-55 Cel		UPPER		S-XUUC-N14	5.5 V			Qualified	4.5 V							HCT

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.