Toshiba Digital Counters 643

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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	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)	Additional Features	JESD-609 Code	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length	Family
TC74HC4017AP(F)	Toshiba
TC74HC390F	Toshiba		INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	2	22000000 Hz	CMOS		NO			2/6	50 pF	SMALL OUTLINE	SOP16,.3	ASYNCHRONOUS		4 Amp	Counters	1.27 mm	85 Cel	UP			-40 Cel	Tin/Lead (Sn/Pb)	DUAL		R-PDSO-G16				Not Qualified			e0
TC74ACT161F	Toshiba	BINARY COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1	60000000 Hz	CMOS	4	YES		5	5	50 pF	SMALL OUTLINE	SOP16,.3	SYNCHRONOUS	12 ns	24 Amp	Counters	1.27 mm	85 Cel	UP		POSITIVE EDGE	-40 Cel	TIN LEAD	DUAL	60 MHz	R-PDSO-G16	5.5 V	1.9 mm	5.3 mm	Not Qualified	4.5 V	ALSO AVAILABLE WITH LEADED PACKAGE SOP16-P-300-1.27	e0			10.3 mm	ACT
TC74HC590AF(TP2)	Toshiba	BINARY COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1		CMOS	8	YES		5		50 pF	SMALL OUTLINE		ASYNCHRONOUS	36 ns			1.27 mm	85 Cel	UP	3-STATE	POSITIVE EDGE	-40 Cel	TIN LEAD	DUAL	24 MHz	R-PDSO-G16	6 V	1.9 mm	5.3 mm	Not Qualified	2 V		e0			10.3 mm	HC/UH
TC74HC4040AF(TBELF	Toshiba	BINARY COUNTER
TC74VHC161F(EL,K,F	Toshiba	BINARY COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1		CMOS	4	YES		3.3			SMALL OUTLINE		SYNCHRONOUS	18.5 ns			1.27 mm	85 Cel	UP		POSITIVE EDGE	-40 Cel		DUAL	115 MHz	R-PDSO-G16	5.5 V	1.9 mm	5.3 mm		2 V			NOT SPECIFIED	NOT SPECIFIED	10.3 mm	AHC/VHC/H/U/V
TC74HC4020AF-TP1	Toshiba	BINARY COUNTER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	1		CMOS	14	YES		5		50 pF	SMALL OUTLINE		ASYNCHRONOUS	36 ns			1.27 mm	85 Cel	UP		NEGATIVE EDGE	-40 Cel	TIN LEAD	DUAL	24 MHz	R-PDSO-G16	6 V	1.9 mm	5.3 mm	Not Qualified	2 V	OUTPUTS FROM 12 STAGES AVAILABLE	e0			10.3 mm	HC/UH
TC74AC390P	Toshiba	DECADE COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	2	45000000 Hz	CMOS	3	NO		3.3	3.3/5	50 pF	IN-LINE	DIP16,.3	ASYNCHRONOUS	21.5 ns	12 Amp	Counters	2.54 mm	85 Cel	UP		NEGATIVE EDGE	-40 Cel		DUAL	100 MHz	R-PDIP-T16	5.5 V	4.45 mm	7.62 mm	Not Qualified	2 V	DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS		NOT SPECIFIED	NOT SPECIFIED	19.25 mm	AC
TC74HC163AP(F)	Toshiba	BINARY COUNTER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	1	25000000 Hz	CMOS		YES	TUBE		2/6	50 pF	IN-LINE	DIP16,.3	SYNCHRONOUS		4 Amp	Counters	2.54 mm	85 Cel	UP			-40 Cel		DUAL		R-PDIP-T16				Not Qualified
74VHC4040FT(TB,BJ)	Toshiba	BINARY COUNTER
TC74VHC4040F(E,K,F	Toshiba	BINARY COUNTER
74VHC163FT(TB,BJ)	Toshiba	BINARY COUNTER
TC74VHC163F(EL,K,F	Toshiba	BINARY COUNTER
TC74VHC4020FK(EL,K	Toshiba	BINARY COUNTER
TC74VHC161FK(EL,K)	Toshiba	BINARY COUNTER
TC74VHC163FK(EL,K)	Toshiba	BINARY COUNTER
TC74VHC393FK(EL,K)	Toshiba	BINARY COUNTER
TC74VHC4020F(E,K,F	Toshiba	BINARY COUNTER
74VHC161FT(TB,BJ)	Toshiba	BINARY COUNTER

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.