STMicroelectronics Prescaler & Multivibrators 173

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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	Packing Method	Nominal Supply Voltage / Vsup (V)	Power Supplies (V)	Load Capacitance (CL)	Package Style (Meter)	Package Equivalence Code	Propagation Delay (tpd)	Sub-Category	Terminal Pitch	Maximum Operating Temperature	Minimum Operating Temperature	No. of Data/Clock Inputs	Terminal Finish	Terminal Position	Minimum fmax	JESD-30 Code	Maximum Supply Voltage (Vsup)	Maximum Seated Height	Width	Qualification	Output Polarity	Minimum Supply Voltage (Vsup)	Additional Features	JESD-609 Code	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length	Family
M74HC294B1R	STMicroelectronics	PRESCALER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR		PLASTIC/EPOXY	NO	1	26000000 Hz	CMOS			4.5	2/6	50 pF	IN-LINE	DIP16,.3	84 ns	Prescaler/Multivibrators	2.54 mm	125 Cel	-55 Cel	2	Matte Tin (Sn)	DUAL	25 MHz	R-PDIP-T16	6 V	5.1 mm	7.62 mm	Not Qualified		2 V	SELECTABLE DIVISION RATIO 2 TO THE POWER OF 2 TO 2 TO THE POWER OF15	e3				HC/UH
HCC4538BDT	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	100k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	NO	2		CMOS			5			IN-LINE	DIP16,.3			2.54 mm	125 Cel	-55 Cel			DUAL		R-CDIP-T16	15 V	3.83 mm	7.62 mm			3 V			NOT SPECIFIED	NOT SPECIFIED	20.32 mm	4000/14000/40000
M74HC221C1R	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	2		CMOS			5	2/6	50 pF	CHIP CARRIER	LDCC20,.4SQ	53 ns	Prescaler/Multivibrators	1.27 mm	85 Cel	-40 Cel	2	MATTE TIN	QUAD		S-PQCC-J20	6 V	4.57 mm	8.965 mm	Not Qualified	COMPLEMENTARY	2 V	NON-RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO	e3			8.965 mm	HC/UH
T74LS123C1	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	COMMERCIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES						5	5		CHIP CARRIER	LDCC20,.4SQ		Prescaler/Multivibrators	1.27 mm	70 Cel	0 Cel			QUAD		S-PQCC-J20				Not Qualified
M74HC292C1	STMicroelectronics	PRESCALER	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	1	20000000 Hz	CMOS				2/6		CHIP CARRIER	LDCC20,.4SQ	635 ns	Prescaler/Multivibrators	1.27 mm	85 Cel	-40 Cel	2	TIN LEAD	QUAD	24 MHz	S-PQCC-J20	6 V	4.57 mm	8.9662 mm	Not Qualified	INVERTED	2 V		e0			8.9662 mm	HC/UH
HCC4098BKG	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	FLAT	16	DFP	RECTANGULAR	100k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	YES	2		CMOS			5			FLATPACK				1.27 mm	125 Cel	-55 Cel			DUAL		R-CDFP-F16	15 V	2.38 mm	6.91 mm			3 V					9.94 mm	4000/14000/40000
T74LS123B1	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR		PLASTIC/EPOXY	NO						5	5		IN-LINE	DIP16,.3		Prescaler/Multivibrators	2.54 mm	70 Cel	0 Cel			DUAL		R-PDIP-T16				Not Qualified
M74HC7294TTR	STMicroelectronics	PRESCALER	MILITARY	GULL WING	16	TSSOP	RECTANGULAR		PLASTIC/EPOXY	YES	1	21000000 Hz	CMOS		TR	4.5	2/6		SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	84 ns	Prescaler/Multivibrators	.65 mm	125 Cel	-55 Cel	2		DUAL	25 MHz	R-PDSO-G16	6 V	1.2 mm	4.4 mm	Not Qualified		2 V	SELECTABLE DIVISION RATIO 2 TO THE POWER OF 2 TO 2 TO THE POWER OF15				5 mm	HC/UH
M74HC7294C1R	STMicroelectronics	PRESCALER	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	1	26000000 Hz	CMOS			5	2/6	50 pF	CHIP CARRIER	LDCC20,.4SQ	83 ns	Prescaler/Multivibrators	1.27 mm	85 Cel	-40 Cel	2	MATTE TIN	QUAD	26 MHz	S-PQCC-J20	6 V	4.57 mm	8.965 mm	Not Qualified		2 V	SELECTABLE DIVISION RATIO 2 TO THE POWER OF 2 TO 2 TO THE POWER OF15	e3			8.965 mm	HC/UH
M74HC294F1	STMicroelectronics	PRESCALER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	1	26000000 Hz	CMOS				2/6		IN-LINE	DIP16,.3	571 ns	Prescaler/Multivibrators	2.54 mm	85 Cel	-40 Cel	2	TIN LEAD	DUAL	31 MHz	R-GDIP-T16	6 V	5 mm	7.62 mm	Not Qualified	INVERTED	2 V		e0				HC/UH
HCC4098BKT	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	FLAT	16	DFP	RECTANGULAR	100k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	YES	2		CMOS			5			FLATPACK				1.27 mm	125 Cel	-55 Cel			DUAL		R-CDFP-F16	15 V	2.38 mm	6.91 mm			3 V					9.94 mm	4000/14000/40000
M54HC4538D	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, METAL-SEALED COFIRED	NO	2		CMOS	ESCC9000		4.5	2/6		IN-LINE	DIP16,.3	375 ns	Prescaler/Multivibrators	2.54 mm	125 Cel	-55 Cel	2	TIN LEAD	DUAL		R-CDIP-T16	6 V	3.83 mm	7.62 mm	Not Qualified	COMPLEMENTARY	2 V		e0			20.32 mm	HC/UH
M54HC292F1R	STMicroelectronics	PRESCALER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	1	18000000 Hz	CMOS			5	2/6	50 pF	IN-LINE	DIP16,.3	105 ns	Prescaler/Multivibrators	2.54 mm	125 Cel	-55 Cel	2	TIN LEAD	DUAL	18 MHz	R-GDIP-T16	6 V	5.08 mm	7.62 mm	Not Qualified		2 V	SELECTABLE DIVISION RATIO 2 TO THE POWER OF 2 TO 2 TO THE POWER OF 31	e0			19.304 mm	HC/UH
M54HC4538K1	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	FLAT	16	DFP	RECTANGULAR		CERAMIC, METAL-SEALED COFIRED	YES	2		CMOS			4.5	2/6		FLATPACK	FL16,.3	375 ns	Prescaler/Multivibrators	1.27 mm	125 Cel	-55 Cel	2	TIN LEAD	DUAL		R-CDFP-F16	6 V	2.38 mm	6.91 mm	Not Qualified	COMPLEMENTARY	2 V		e0			9.94 mm	HC/UH
M74HC4538C1R	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	2		CMOS			5	2/6	50 pF	CHIP CARRIER	LDCC20,.4SQ	63 ns	Prescaler/Multivibrators	1.27 mm	85 Cel	-40 Cel	2	TIN LEAD	QUAD		S-PQCC-J20	6 V	4.57 mm	8.9662 mm	Not Qualified	COMPLEMENTARY	2 V	RETRIGGERABLE	e0			8.9662 mm	HC/UH
HCC4098BF	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	2		CMOS			5	3/18	50 pF	IN-LINE	DIP16,.3	500 ns	Prescaler/Multivibrators	2.54 mm	125 Cel	-55 Cel	2	TIN LEAD	DUAL		R-GDIP-T16	18 V	5.08 mm	7.62 mm	Not Qualified	COMPLEMENTARY	3 V	RETRIGGERABLE	e0				4000/14000/40000
M74HC423AC1R	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	2		CMOS			5	2/6	50 pF	CHIP CARRIER	LDCC20,.4SQ	53 ns	Prescaler/Multivibrators	1.27 mm	85 Cel	-40 Cel	2	MATTE TIN	QUAD		S-PQCC-J20	6 V	4.57 mm	8.9662 mm	Not Qualified	COMPLEMENTARY	2 V	RETRIGGERABLE	e3			8.9662 mm	HC/UH
HCC4538BF	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	2		CMOS			5	5/15	50 pF	IN-LINE	DIP16,.3	600 ns	Prescaler/Multivibrators	2.54 mm	125 Cel	-55 Cel	2	TIN LEAD	DUAL		R-GDIP-T16	18 V	5.08 mm	7.62 mm	Not Qualified	COMPLEMENTARY	3 V	RETRIGGERABLE	e0			19.304 mm	4000/14000/40000
M74HC123M1	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR		PLASTIC/EPOXY	YES	2		CMOS			5	2/6	50 pF	SMALL OUTLINE	SOP16,.25	60 ns	Prescaler/Multivibrators	1.27 mm	85 Cel	-40 Cel	2	TIN LEAD	DUAL		R-PDSO-G16	6 V	1.75 mm	3.9 mm	Not Qualified	COMPLEMENTARY	2 V	RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO	e0			9.9 mm	HC/UH
M54HC4538D1	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, METAL-SEALED COFIRED	NO	2		CMOS			4.5	2/6		IN-LINE	DIP16,.3	375 ns	Prescaler/Multivibrators	2.54 mm	125 Cel	-55 Cel	2	TIN LEAD	DUAL		R-CDIP-T16	6 V	3.83 mm	7.62 mm	Not Qualified	COMPLEMENTARY	2 V		e0			20.32 mm	HC/UH
M74HC423AB1R	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR		PLASTIC/EPOXY	NO	2		CMOS			4.5	2/6	50 pF	IN-LINE	DIP16,.3	210 ns	Prescaler/Multivibrators	2.54 mm	125 Cel	-55 Cel	2	MATTE TIN	DUAL		R-PDIP-T16	6 V	5.1 mm	7.62 mm	Not Qualified	COMPLEMENTARY	2 V	RETRIGGERABLE	e3				HC/UH
M74HC221ATTR	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	GULL WING	16	TSSOP	RECTANGULAR		PLASTIC/EPOXY	YES	2		CMOS		TR	4.5	2/6		SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	315 ns	Prescaler/Multivibrators	.65 mm	125 Cel	-55 Cel	2		DUAL		R-PDSO-G16	6 V	1.2 mm	4.4 mm	Not Qualified	COMPLEMENTARY	2 V	NON-RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO				5 mm	HC/UH
M74HC221B1N	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR		PLASTIC/EPOXY	NO	2		CMOS			5	2/6	50 pF	IN-LINE	DIP16,.3	70 ns	Prescaler/Multivibrators	2.54 mm	85 Cel	-40 Cel	2	TIN LEAD	DUAL		R-PDIP-T16	6 V	5.1 mm	7.62 mm	Not Qualified	COMPLEMENTARY	2 V	NON-RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO	e0				HC/UH
M74HC7294M1	STMicroelectronics	PRESCALER	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR		PLASTIC/EPOXY	YES	1	26000000 Hz	CMOS				2/6		SMALL OUTLINE	SOP16,.25	571 ns	Prescaler/Multivibrators	1.27 mm	85 Cel	-40 Cel	2	TIN LEAD	DUAL	31 MHz	R-PDSO-G16	6 V	1.75 mm	3.9 mm	Not Qualified	INVERTED	2 V		e0			9.9 mm	HC/UH
M54HC123D	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, METAL-SEALED COFIRED	NO	2		CMOS	ESCC9000		4.5	2/6		IN-LINE	DIP16,.3	315 ns	Prescaler/Multivibrators	2.54 mm	125 Cel	-55 Cel	2	TIN LEAD	DUAL		R-CDIP-T16	6 V	3.83 mm	7.62 mm	Not Qualified	COMPLEMENTARY	2 V		e0			20.32 mm	HC/UH
T74LS123M1	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR		PLASTIC/EPOXY	YES						5	5		SMALL OUTLINE	SOP16,.25		Prescaler/Multivibrators	1.27 mm	70 Cel	0 Cel			DUAL		R-PDSO-G16				Not Qualified
M74HC221M1	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	INDUSTRIAL	GULL WING	16	SOP	RECTANGULAR		PLASTIC/EPOXY	YES	2		CMOS			5	2/6	50 pF	SMALL OUTLINE	SOP16,.25	70 ns	Prescaler/Multivibrators	1.27 mm	85 Cel	-40 Cel	2	TIN LEAD	DUAL		R-PDSO-G16	6 V	1.75 mm	3.9 mm	Not Qualified	COMPLEMENTARY	2 V	NON-RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO	e0			9.9 mm	HC/UH
920700602F	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	FLAT	16	DFP	RECTANGULAR	50k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	YES	2		CMOS						FLATPACK				1.27 mm	125 Cel	-55 Cel	2		DUAL		R-CDFP-F16	6 V	2.38 mm	6.91 mm		COMPLEMENTARY	2 V	SEATED HT-CALCULATED				9.94 mm	HC/UH
T74LS221M1	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR		PLASTIC/EPOXY	YES						5	5		SMALL OUTLINE	SOP16,.25		Prescaler/Multivibrators	1.27 mm	70 Cel	0 Cel			DUAL		R-PDSO-G16				Not Qualified
M54HC123K	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	FLAT	16	DFP	RECTANGULAR		CERAMIC, METAL-SEALED COFIRED	YES	2		CMOS	ESCC9000		4.5	2/6		FLATPACK	FL16,.3	315 ns	Prescaler/Multivibrators	1.27 mm	125 Cel	-55 Cel	2	TIN LEAD	DUAL		R-CDFP-F16	6 V	2.38 mm	6.91 mm	Not Qualified	COMPLEMENTARY	2 V		e0			9.94 mm	HC/UH
M54HC221F1	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	2		CMOS			5	2/6	50 pF	IN-LINE	DIP16,.3	84 ns	Prescaler/Multivibrators	2.54 mm	125 Cel	-55 Cel	2	TIN LEAD	DUAL		R-GDIP-T16	6 V	5 mm	8.89 mm	Not Qualified	COMPLEMENTARY	2 V	NON-RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO	e0				HC/UH
HCC4098BK1	STMicroelectronics	MONOSTABLE MULTIVIBRATOR		FLAT	16	DFP	RECTANGULAR	100k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	YES	2		CMOS			5			FLATPACK				1.27 mm	125 Cel	-55 Cel			DUAL		R-CDFP-F16	15 V	2.38 mm	6.91 mm			3 V					9.94 mm	4000/14000/40000
M74HC7294B1N	STMicroelectronics	PRESCALER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR		PLASTIC/EPOXY	NO	1	26000000 Hz	CMOS				2/6		IN-LINE	DIP16,.3	571 ns	Prescaler/Multivibrators	2.54 mm	85 Cel	-40 Cel	2	TIN LEAD	DUAL	31 MHz	R-PDIP-T16	6 V	5.1 mm	7.62 mm	Not Qualified	INVERTED	2 V		e0				HC/UH
M74HC294C1	STMicroelectronics	PRESCALER	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	1	26000000 Hz	CMOS				2/6		CHIP CARRIER	LDCC20,.4SQ	571 ns	Prescaler/Multivibrators	1.27 mm	85 Cel	-40 Cel	2	TIN LEAD	QUAD	31 MHz	S-PQCC-J20	6 V	4.57 mm	8.9662 mm	Not Qualified	INVERTED	2 V		e0			8.9662 mm	HC/UH
HCC4098BDG	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	100k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	NO	2		CMOS			5			IN-LINE	DIP16,.3			2.54 mm	125 Cel	-55 Cel			DUAL		R-CDIP-T16	15 V	3.83 mm	7.62 mm			3 V					20.32 mm	4000/14000/40000
M74HC7292TTR	STMicroelectronics	PRESCALER	MILITARY	GULL WING	16	TSSOP	RECTANGULAR		PLASTIC/EPOXY	YES	1	18000000 Hz	CMOS		TR	4.5	2/6		SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	TSSOP16,.25	105 ns	Prescaler/Multivibrators	.65 mm	125 Cel	-55 Cel	2		DUAL	21 MHz	R-PDSO-G16	6 V	1.2 mm	4.4 mm	Not Qualified		2 V	SELECTABLE DIVISION RATIO 2 TO THE POWER OF 2 TO 2 TO THE POWER OF 31				5 mm	HC/UH
M74HC7292F1	STMicroelectronics	PRESCALER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	1	20000000 Hz	CMOS				2/6		IN-LINE	DIP16,.3	635 ns	Prescaler/Multivibrators	2.54 mm	85 Cel	-40 Cel	2	TIN LEAD	DUAL	24 MHz	R-GDIP-T16	6 V	5 mm	7.62 mm	Not Qualified	INVERTED	2 V		e0				HC/UH
HCC4047BF	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	THROUGH-HOLE	14	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	1		CMOS			5	3/18	50 pF	IN-LINE	DIP14,.3	1000 ns	Prescaler/Multivibrators	2.54 mm	125 Cel	-55 Cel	2	TIN LEAD	DUAL		R-GDIP-T14	18 V	5.08 mm	7.62 mm	Not Qualified	COMPLEMENTARY	3 V	RETRIGGERABLE; FREE RUNNING/GATABLE ASTABLE OPERATING MODES WITH OSCILLATOR OUTPUT	e0				4000/14000/40000
M74HC123C1R	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	2		CMOS			5	2/6	50 pF	CHIP CARRIER	LDCC20,.4SQ	53 ns	Prescaler/Multivibrators	1.27 mm	85 Cel	-40 Cel	2	MATTE TIN	QUAD		S-PQCC-J20	6 V	4.57 mm	8.9662 mm	Not Qualified	COMPLEMENTARY	2 V	RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO	e3			8.9662 mm	HC/UH
HCC4538BDG	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR	100k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	NO	2		CMOS			5			IN-LINE	DIP16,.3			2.54 mm	125 Cel	-55 Cel			DUAL		R-CDIP-T16	15 V	3.83 mm	7.62 mm			3 V			NOT SPECIFIED	NOT SPECIFIED	20.32 mm	4000/14000/40000
M54HC123KT	STMicroelectronics	MONOSTABLE MULTIVIBRATOR		FLAT	16	DFP	RECTANGULAR	50k Rad(Si)	CERAMIC, METAL-SEALED COFIRED	YES	2		CMOS						FLATPACK	FL16,.3			1.27 mm	125 Cel	-55 Cel			DUAL		R-CDFP-F16	6 V	2.38 mm	6.91 mm			2 V					9.94 mm	HC
M74HC292C1R	STMicroelectronics	PRESCALER	INDUSTRIAL	J BEND	20	QCCJ	SQUARE		PLASTIC/EPOXY	YES	1	22000000 Hz	CMOS			5	2/6	50 pF	CHIP CARRIER	LDCC20,.4SQ	88 ns	Prescaler/Multivibrators	1.27 mm	85 Cel	-40 Cel	2	MATTE TIN	QUAD	22 MHz	S-PQCC-J20	6 V	4.57 mm	8.965 mm	Not Qualified		2 V	SELECTABLE DIVISION RATIO 2 TO THE POWER OF 2 TO 2 TO THE POWER OF 31	e3			8.965 mm	HC/UH
M74HC123ARM13TR	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	GULL WING	16	SOP	RECTANGULAR		PLASTIC/EPOXY	YES	2		CMOS		TR	4.5	2/6	50 pF	SMALL OUTLINE	SOP16,.25	315 ns	Prescaler/Multivibrators	1.27 mm	125 Cel	-55 Cel	2	NICKEL PALLADIUM GOLD	DUAL		R-PDSO-G16	6 V	1.75 mm	3.9 mm	Not Qualified	COMPLEMENTARY	2 V	RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO	e4			9.9 mm	HC/UH
M54HC7292F1R	STMicroelectronics	PRESCALER	MILITARY	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	1	18000000 Hz	CMOS			5	2/6	50 pF	IN-LINE	DIP16,.3	105 ns	Prescaler/Multivibrators	2.54 mm	125 Cel	-55 Cel	2	TIN LEAD	DUAL	18 MHz	R-GDIP-T16	6 V	5.08 mm	7.62 mm	Not Qualified		2 V	SELECTABLE DIVISION RATIO 2 TO THE POWER OF 2 TO 2 TO THE POWER OF 31	e0			19.304 mm	HC/UH
M74HC7292B1N	STMicroelectronics	PRESCALER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR		PLASTIC/EPOXY	NO	1	20000000 Hz	CMOS				2/6		IN-LINE	DIP16,.3	635 ns	Prescaler/Multivibrators	2.54 mm	85 Cel	-40 Cel	2	TIN LEAD	DUAL	24 MHz	R-PDIP-T16	6 V	5.1 mm	7.62 mm	Not Qualified	INVERTED	2 V		e0				HC/UH
M74HC7294F1	STMicroelectronics	PRESCALER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	1	26000000 Hz	CMOS				2/6		IN-LINE	DIP16,.3	571 ns	Prescaler/Multivibrators	2.54 mm	85 Cel	-40 Cel	2	TIN LEAD	DUAL	31 MHz	R-GDIP-T16	6 V	5 mm	7.62 mm	Not Qualified	INVERTED	2 V		e0				HC/UH
M54HC7292F1	STMicroelectronics	PRESCALER	INDUSTRIAL	THROUGH-HOLE	16	DIP	RECTANGULAR		CERAMIC, GLASS-SEALED	NO	1	17000000 Hz	CMOS				2/6		IN-LINE	DIP16,.3	750 ns	Prescaler/Multivibrators	2.54 mm	85 Cel	-40 Cel	2	TIN LEAD	DUAL	20 MHz	R-GDIP-T16	6 V	5 mm	7.62 mm	Not Qualified	INVERTED	2 V		e0				HC/UH
M74HC221AM1R	STMicroelectronics	MONOSTABLE MULTIVIBRATOR	MILITARY	GULL WING	16	SOP	RECTANGULAR		PLASTIC/EPOXY	YES	2		CMOS			4.5	2/6	50 pF	SMALL OUTLINE	SOP16,.25	315 ns	Prescaler/Multivibrators	1.27 mm	125 Cel	-55 Cel	2	NICKEL PALLADIUM GOLD	DUAL		R-PDSO-G16	6 V	1.75 mm	3.9 mm	Not Qualified	COMPLEMENTARY	2 V	NON-RETRIGGERABLE; TRIGGERABLE FROM CLEAR INPUT ALSO	e4			9.9 mm	HC/UH

Prescaler & Multivibrators

Prescalers and multivibrators are electronic circuits used in digital systems for various purposes.

A prescaler is a digital circuit that divides the frequency of an input signal by a certain factor to produce a lower frequency output signal. Prescalers are used in frequency synthesizers, where a high-frequency signal needs to be divided down to a lower frequency for further processing. Prescalers can be designed using various technologies, including TTL, CMOS, and FPGAs.

A multivibrator is a digital circuit that can generate a square wave output signal with a specified frequency and duty cycle. Multivibrators can be classified into two types: astable multivibrators and monostable multivibrators. Astable multivibrators can generate a continuous square wave output signal without any external triggering, while monostable multivibrators can generate a single pulse output signal in response to an external trigger signal.

Astable multivibrators are commonly used in digital systems to generate clock signals for synchronous circuits. They can also be used in digital signal processing applications, such as frequency modulation and pulse width modulation.

Monostable multivibrators are commonly used in digital systems to generate pulse signals for timing and control purposes. They can also be used in electronic circuits for pulse shaping and pulse stretching.

Prescalers and multivibrators are essential components of digital systems and can be found in many electronic devices, such as computers, mobile phones, and digital cameras.