Samsung Digital Counters 210

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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	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	Maximum I (ol)	Sub-Category	Terminal Pitch	Maximum Operating Temperature	Count Direction	Output Characteristics	Minimum Operating Temperature	Terminal Finish	Terminal Position	JESD-30 Code	Moisture Sensitivity Level (MSL)	Qualification	Maximum Power Supply Current (ICC)	JESD-609 Code
KS74HCTLS592N	Samsung	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	20000000 Hz	CMOS	NO		5	5	20 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	24 Amp	Counters	2.54 mm	85 Cel	UP		-40 Cel	TIN LEAD	DUAL	R-PDIP-T16	3	Not Qualified		e0
KS74AHCT192J	Samsung	DECADE COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	30000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	85 Cel	BIDIRECTIONAL		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T16		Not Qualified	80 mA	e0
KS54HCTLS160AJ	Samsung	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	20000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	UP		-55 Cel	TIN LEAD	DUAL	R-XDIP-T16	3	Not Qualified		e0
KS54HCTLS93J	Samsung	BINARY COUNTER	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC	NO	1	21000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP14,.3	ASYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	UP		-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T14		Not Qualified		e0
KS54AHCT160J	Samsung	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	35000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	UP		-55 Cel	TIN LEAD	DUAL	R-XDIP-T16	3	Not Qualified		e0
KS54AHCT161J	Samsung	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1		CMOS	YES		5	5		IN-LINE	DIP16,.3	SYNCHRONOUS		Counters	2.54 mm	125 Cel	UP		-55 Cel	TIN LEAD	DUAL	R-XDIP-T16	3	Not Qualified		e0
KS74HCTLS92J	Samsung	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC	NO	1	26000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP14,.3	ASYNCHRONOUS	8 Amp	Counters	2.54 mm	85 Cel	UP		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T14		Not Qualified		e0
KS74HCTLS591N	Samsung	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	20000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	24 Amp	Counters	2.54 mm	85 Cel	UP	OPEN-DRAIN	-40 Cel	TIN LEAD	DUAL	R-PDIP-T16	3	Not Qualified		e0
KS54AHCT193	Samsung	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	25000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	BIDIRECTIONAL		-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T16		Not Qualified		e0
KS54AHCT161	Samsung	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	35000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	UP		-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T16		Not Qualified		e0
KS74AHCT390J	Samsung		INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	30000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	8 Amp	Counters	2.54 mm	85 Cel	UP	3-STATE	-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T16		Not Qualified		e0
KS74AHCT90N	Samsung	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	20000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP14,.3	ASYNCHRONOUS	8 Amp	Counters	2.54 mm	85 Cel	UP		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDIP-T14		Not Qualified		e0
KS74AHCT90D	Samsung	BINARY COUNTER	INDUSTRIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	20000000 Hz	CMOS	NO		5	5	50 pF	SMALL OUTLINE	SOP14,.25	ASYNCHRONOUS	8 Amp	Counters	1.27 mm	85 Cel	UP		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G14		Not Qualified		e0
KS54AHCT393	Samsung	BINARY COUNTER	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC	NO	2	25000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP14,.3	ASYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	UP		-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T14		Not Qualified		e0
KS54AHCT168J	Samsung	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	35000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	BIDIRECTIONAL		-55 Cel	TIN LEAD	DUAL	R-XDIP-T16	3	Not Qualified	160 mA	e0
KS74HCTLS168J	Samsung	DECADE COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	25000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	85 Cel	BIDIRECTIONAL		-40 Cel	TIN LEAD	DUAL	R-XDIP-T16	3	Not Qualified		e0
KS74AHCT92N	Samsung	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	20000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP14,.3	ASYNCHRONOUS	8 Amp	Counters	2.54 mm	85 Cel	UP		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDIP-T14		Not Qualified		e0
KS74HCTLS161AJ	Samsung	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	25000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	85 Cel	UP		-40 Cel	TIN LEAD	DUAL	R-XDIP-T16	3	Not Qualified		e0
KS74HCTLS160ADT	Samsung	DECADE COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	25000000 Hz	CMOS	YES	TR	5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	8 Amp	Counters	1.27 mm	85 Cel	UP		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G16		Not Qualified		e0
KS54AHCT93	Samsung	BINARY COUNTER	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC	NO	1	18000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP14,.3	ASYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	UP		-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T14		Not Qualified		e0
KS74HCTLS191J	Samsung	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	16000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	85 Cel	BIDIRECTIONAL		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T16		Not Qualified		e0
KS74AHCT393J	Samsung	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC	NO	2		CMOS	NO		5	5		IN-LINE	DIP14,.3	ASYNCHRONOUS		Counters	2.54 mm	85 Cel	UP		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T14		Not Qualified		e0
KS54HCTLS168J	Samsung	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	20000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	BIDIRECTIONAL		-55 Cel	TIN LEAD	DUAL	R-XDIP-T16	3	Not Qualified		e0
KS54AHCT168	Samsung	DECADE COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	35000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	BIDIRECTIONAL		-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T16		Not Qualified	160 mA	e0
KS74HCTLS393D	Samsung	BINARY COUNTER	INDUSTRIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	2	25000000 Hz	CMOS	NO		5	5	50 pF	SMALL OUTLINE	SOP14,.25	ASYNCHRONOUS	8 Amp	Counters	1.27 mm	85 Cel	UP		-40 Cel	TIN LEAD	DUAL	R-PDSO-G14	3	Not Qualified		e0
KS74AHCT193D	Samsung	BINARY COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	30000000 Hz	CMOS	YES		5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	8 Amp	Counters	1.27 mm	85 Cel	BIDIRECTIONAL		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G16		Not Qualified		e0
KS54AHCT163J	Samsung	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	35000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	UP		-55 Cel	TIN LEAD	DUAL	R-XDIP-T16	3	Not Qualified		e0
KS54AHCT193J	Samsung	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	25000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	BIDIRECTIONAL		-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T16		Not Qualified		e0
KS54AHCT92	Samsung	BINARY COUNTER	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC	NO	1	18000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP14,.3	ASYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	UP		-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T14		Not Qualified		e0
KS74AHCT169DT	Samsung	BINARY COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	40000000 Hz	CMOS	YES	TR	5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	8 Amp	Counters	1.27 mm	85 Cel	BIDIRECTIONAL		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G16		Not Qualified	80 mA	e0
KS74HCTLS191D	Samsung	BINARY COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	16000000 Hz	CMOS	YES		5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	8 Amp	Counters	1.27 mm	85 Cel	BIDIRECTIONAL		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G16		Not Qualified		e0
KS74HCTLS169D	Samsung	BINARY COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	25000000 Hz	CMOS	YES		5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	8 Amp	Counters	1.27 mm	85 Cel	BIDIRECTIONAL		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G16		Not Qualified		e0
KS74AHCT591DT	Samsung	BINARY COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	30000000 Hz	CMOS	NO	TR	5	5	50 pF	SMALL OUTLINE	SOP16,.25	ASYNCHRONOUS	24 Amp	Counters	1.27 mm	85 Cel	UP	OPEN-DRAIN	-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G16		Not Qualified		e0
KS74AHCT161N	Samsung	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	40000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	85 Cel	UP		-40 Cel	TIN LEAD	DUAL	R-PDIP-T16	3	Not Qualified		e0
KS74AHCT593D	Samsung	BINARY COUNTER	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	30000000 Hz	CMOS	NO		5	5	50 pF	SMALL OUTLINE	SOP20,.4	ASYNCHRONOUS	24 Amp	Counters	1.27 mm	85 Cel	UP		-40 Cel	TIN LEAD	DUAL	R-PDSO-G20	3	Not Qualified		e0
KS54AHCT390	Samsung		MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	25000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	8 Amp	Counters	2.54 mm	125 Cel	UP	3-STATE	-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T16		Not Qualified	160 mA	e0
KS74HCTLS160AN	Samsung	DECADE COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	25000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	85 Cel	UP		-40 Cel	TIN LEAD	DUAL	R-PDIP-T16	3	Not Qualified		e0
KS74HCTLS162ADT	Samsung	DECADE COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	25000000 Hz	CMOS	YES	TR	5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	8 Amp	Counters	1.27 mm	85 Cel	UP		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G16		Not Qualified		e0
KS74AHCT590N	Samsung	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	30000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	24 Amp	Counters	2.54 mm	85 Cel	UP	3-STATE	-40 Cel	TIN LEAD	DUAL	R-PDIP-T16	3	Not Qualified		e0
KS74AHCT160N	Samsung	DECADE COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	40000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	85 Cel	UP		-40 Cel	TIN LEAD	DUAL	R-PDIP-T16	3	Not Qualified	80 mA	e0
KS54HCTLS590J	Samsung	BINARY COUNTER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	20000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	24 Amp	Counters	2.54 mm	125 Cel	UP	3-STATE	-55 Cel	TIN LEAD	DUAL	R-XDIP-T16	3	Not Qualified		e0
KS54HCTLS593J	Samsung	BINARY COUNTER	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC	NO	1	20000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP20,.3	SYNCHRONOUS	24 Amp	Counters	2.54 mm	125 Cel	UP		-55 Cel	TIN LEAD	DUAL	R-XDIP-T20	3	Not Qualified		e0
KS74AHCT168DT	Samsung	DECADE COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	40000000 Hz	CMOS	YES	TR	5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	8 Amp	Counters	1.27 mm	85 Cel	BIDIRECTIONAL		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G16		Not Qualified	80 mA	e0
KS74AHCT90DT	Samsung	BINARY COUNTER	INDUSTRIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	20000000 Hz	CMOS	NO	TR	5	5	50 pF	SMALL OUTLINE	SOP14,.25	ASYNCHRONOUS	8 Amp	Counters	1.27 mm	85 Cel	UP		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G14		Not Qualified		e0
KS74AHCT92DT	Samsung	BINARY COUNTER	INDUSTRIAL	GULL WING	14	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	20000000 Hz	CMOS	NO	TR	5	5	50 pF	SMALL OUTLINE	SOP14,.25	ASYNCHRONOUS	8 Amp	Counters	1.27 mm	85 Cel	UP		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G14		Not Qualified		e0
KS74AHCT190D	Samsung	DECADE COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	30000000 Hz	CMOS	YES		5	5	50 pF	SMALL OUTLINE	SOP16,.25	SYNCHRONOUS	8 Amp	Counters	1.27 mm	85 Cel	BIDIRECTIONAL		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G16		Not Qualified	80 mA	e0
KS74AHCT193	Samsung	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC	NO	1	30000000 Hz	CMOS	YES		5	5	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS	8 Amp	Counters	2.54 mm	85 Cel	BIDIRECTIONAL		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-XDIP-T16		Not Qualified		e0
KS74AHCT393N	Samsung	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	2	30000000 Hz	CMOS	NO		5	5	50 pF	IN-LINE	DIP14,.3	ASYNCHRONOUS	8 Amp	Counters	2.54 mm	85 Cel	UP		-40 Cel	Tin/Lead (Sn/Pb)	DUAL	R-PDIP-T14		Not Qualified		e0

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.