IDENTITY COMPARATOR Digital Arithmetic Circuits 805

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Part	Manufacturer	Logic IC Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Package Body Material	Schmitt Trigger	Surface Mount	No. of Functions	Technology	Screening Level	No. of Bits	Packing Method	Nominal Supply Voltage / Vsup (V)	Power Supplies (V)	Load Capacitance (CL)	Package Style (Meter)	Package Equivalence Code	Propagation Delay (tpd)	Maximum I (ol)	Sub-Category	Terminal Pitch	Maximum Operating Temperature	Output Characteristics	Minimum Operating Temperature	Terminal Finish	Terminal Position	JESD-30 Code	Moisture Sensitivity Level (MSL)	Maximum Supply Voltage (Vsup)	Maximum Seated Height	Width	Qualification	Output Polarity	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
IDT74FCT521ATSOG	Renesas Electronics	IDENTITY COMPARATOR	INDUSTRIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	CMOS		8		5	5	50 pF	SMALL OUTLINE	SOP20,.4	7.2 ns		Arithmetic Circuits	1.27 mm	85 Cel		-40 Cel	MATTE TIN	DUAL	R-PDSO-G20	1	5.25 V	2.65 mm	7.5 mm	Not Qualified	INVERTED	4.75 V		CASCADABLE	e3	40	260	12.8 mm	FCT
SN74F521DWR	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	TTL		8	TR	5	5	50 pF	SMALL OUTLINE	SOP20,.4	11 ns	20 Amp	Arithmetic Circuits	1.27 mm	70 Cel		0 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	R-PDSO-G20	1	5.5 V	2.65 mm	7.5 mm	Not Qualified	INVERTED	4.5 V	32 mA	CASCADABLE	e4	NOT SPECIFIED	260	12.8 mm	F/FAST
SN74F521N	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	TTL		8	TUBE	5	5	50 pF	IN-LINE	DIP20,.3	11 ns	20 Amp	Arithmetic Circuits	2.54 mm	70 Cel		0 Cel	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	R-PDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V	32 mA	CASCADABLE	e4	NOT SPECIFIED	NOT SPECIFIED	24.325 mm	F/FAST
CD54HC688	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	DIE	UNSPECIFIED	UNSPECIFIED		YES	1	CMOS		8					UNCASED CHIP		255 ns				125 Cel		-55 Cel		UPPER	X-XUUC-N20		6 V			Not Qualified	INVERTED	2 V		CASCADABLE					HC/UH
SN54F521J-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL		8		5			IN-LINE		12 ns			2.54 mm	125 Cel		-55 Cel		DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V		CASCADABLE				24.195 mm	F/FAST
SN54ALS521FK	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL		8		5	5	50 pF	CHIP CARRIER	LCC20,.35SQ	25 ns		Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.03 mm	8.89 mm	Not Qualified	INVERTED	4.5 V	19 mA	CASCADABLE		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	ALS
SNC54ALS522J	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC		NO		TTL	MIL-STD-883 Class B (Modified)			5	5		IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	125 Cel		-55 Cel		DUAL	R-XDIP-T20					Not Qualified
8415301RA	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	YES	NO	1	TTL	MIL-STD-883	8	TUBE	5	5	45 pF	IN-LINE	DIP20,.3	23 ns	24 Amp	Arithmetic Circuit	2.54 mm	125 Cel		-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Qualified	INVERTED	4.5 V	65 mA		e0	NOT SPECIFIED	NOT SPECIFIED	24.195 mm	LS
SNJ54F518J-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL		8		5			IN-LINE		11.5 ns			2.54 mm	125 Cel	OPEN-COLLECTOR	-55 Cel		DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.5 V		WITH PULLUP RESISTORS ON Q INPUTS				24.195 mm	F/FAST
SNC54ALS689J	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC		NO		TTL	MIL-STD-883 Class B (Modified)			5	5		IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	125 Cel		-55 Cel		DUAL	R-XDIP-T20					Not Qualified
SN54ALS689FK	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL		8		5	5	50 pF	CHIP CARRIER	LCC20,.35SQ	25 ns		Arithmetic Circuits	1.27 mm	125 Cel	OPEN-COLLECTOR	-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.03 mm	8.89 mm	Not Qualified	INVERTED	4.5 V	19 mA	CASCADABLE		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	ALS
SN54HC688FK-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	CMOS		8		5		50 pF	CHIP CARRIER		313 ns			1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N20		6 V	2.03 mm	8.89 mm	Not Qualified	INVERTED	2 V		CASCADABLE				8.89 mm	HC/UH
74F521SC	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	TTL		8		5			SMALL OUTLINE		11 ns			1.27 mm	70 Cel		0 Cel		DUAL	R-PDSO-G20		5.5 V	2.65 mm	7.5 mm		INVERTED	4.5 V						12.8 mm	F/FAST
SN54ALS29809JT	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	24	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL		9		5		50 pF	IN-LINE	DIP24,.3	13 ns		Arithmetic Circuits	2.54 mm	125 Cel		-55 Cel		DUAL	R-GDIP-T24		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V	20 mA	CASCADABLE; OPEN COLLECTOR ACK OUTPUT WITH A CONTROL; WITH PULL-UP RESISTORS ON B INPUTS		NOT SPECIFIED	NOT SPECIFIED	32.005 mm	ALS
SNJ54ACT11520J	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC		NO		CMOS	38535Q/M;38534H;883B			5	5		IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	125 Cel		-55 Cel		DUAL	R-XDIP-T20					Not Qualified
SNJ54F518FK	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL	38535Q/M;38534H;883B	8		5	5		CHIP CARRIER	LCC20,.35SQ	11.5 ns		Arithmetic Circuits	1.27 mm	125 Cel	OPEN-COLLECTOR	-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.03 mm	8.89 mm	Not Qualified	TRUE	4.5 V		WITH PULLUP RESISTORS ON B INPUTS		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	F/FAST
SNC54ALS688J	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC		NO		TTL	MIL-STD-883 Class B (Modified)			5	5		IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	125 Cel		-55 Cel		DUAL	R-XDIP-T20					Not Qualified
SNJ54ALS528J-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL		12		5			IN-LINE					2.54 mm	125 Cel		-55 Cel		DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V		FUSE-PROGRAMMABLE PORT B INPUTS; CASCADABLE				24.195 mm	ALS
SN54ALS526FH-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL		16		5			CHIP CARRIER					1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.54 mm	8.89 mm	Not Qualified	INVERTED	4.5 V		FUSE-PROGRAMMABLE PORT B INPUTS; CASCADABLE				8.89 mm	ALS
SNJ54ACT11520FK	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC		YES		CMOS	38535Q/M;38534H;883B			5	5		CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20					Not Qualified
SN54ALS526J-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL		16		5			IN-LINE					2.54 mm	125 Cel		-55 Cel		DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V		FUSE-PROGRAMMABLE PORT B INPUTS; CASCADABLE				24.195 mm	ALS
SNJ54ALS519J	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL	38535Q/M;38534H;883B	8		5	5	50 pF	IN-LINE	DIP20,.3	18 ns		Arithmetic Circuits	2.54 mm	125 Cel	OPEN-COLLECTOR	-55 Cel		DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.5 V	17 mA	CASCADABLE		NOT SPECIFIED	NOT SPECIFIED	24.195 mm	ALS
SNJ54F519FK	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL	38535Q/M;38534H;883B	8		5	5		CHIP CARRIER	LCC20,.35SQ	11.5 ns		Arithmetic Circuits	1.27 mm	125 Cel	OPEN-COLLECTOR	-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.03 mm	8.89 mm	Not Qualified	TRUE	4.5 V		CASCADABLE		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	F/FAST
SNJ54ALS518J-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL		8		5		50 pF	IN-LINE		18 ns			2.54 mm	125 Cel	OPEN-COLLECTOR	-55 Cel		DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.5 V	17 mA	WITH PULL-UP RESISTORS ON B INPUTS; CASCADABLE				24.195 mm	ALS
SNJ54ACT11521FK	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC		YES		CMOS	38535Q/M;38534H;883B			5	5		CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20					Not Qualified
SN54ALS520FH-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL		8		5		50 pF	CHIP CARRIER		25 ns			1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.54 mm	8.89 mm	Not Qualified	INVERTED	4.5 V	19 mA	WITH PULL-UP RESISTORS ON B INPUTS; CASCADABLE				8.89 mm	ALS
8415301SA	Texas Instruments	IDENTITY COMPARATOR	MILITARY	FLAT	20	DFP	RECTANGULAR	CERAMIC, GLASS-SEALED	YES	YES	1	TTL	MIL-STD-883	8	TUBE	5	5	45 pF	FLATPACK	FL20,.3	23 ns	24 Amp	Arithmetic Circuit	1.27 mm	125 Cel		-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-GDFP-F20		5.5 V	2.45 mm	6.92 mm	Qualified	INVERTED	4.5 V	65 mA		e0	NOT SPECIFIED	NOT SPECIFIED	13.09 mm	LS
SNJ54ALS521FK	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL	38535Q/M;38534H;883B	8		5	5	50 pF	CHIP CARRIER	LCC20,.35SQ	25 ns		Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.03 mm	8.89 mm	Not Qualified	INVERTED	4.5 V	19 mA	CASCADABLE		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	ALS
SN54ALS526J	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL		16		5		50 pF	IN-LINE	DIP20,.3	18 ns		Arithmetic Circuits	2.54 mm	125 Cel		-55 Cel		DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V	27 mA	FUSE PROGRAMMABLE INPUTS		NOT SPECIFIED	NOT SPECIFIED	24.195 mm	ALS
JM38510/34701BSA	Texas Instruments	IDENTITY COMPARATOR	MILITARY	FLAT	20	DFP	RECTANGULAR	CERAMIC, GLASS-SEALED		YES	1	TTL	MIL-M-38510 Class B	8	TUBE	5		50 pF	FLATPACK		14 ns	20 Amp		1.27 mm	125 Cel		-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-GDFP-F20		5.5 V	2.54 mm	6.92 mm	Not Qualified	INVERTED	4.5 V	32 mA		e0	NOT SPECIFIED	NOT SPECIFIED	13.09 mm	F/FAST
SNJ54ALS518FH-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL		8		5		50 pF	CHIP CARRIER		18 ns			1.27 mm	125 Cel	OPEN-COLLECTOR	-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.54 mm	8.89 mm	Not Qualified	TRUE	4.5 V	17 mA	WITH PULL-UP RESISTORS ON B INPUTS; CASCADABLE				8.89 mm	ALS
SN54ALS520J	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL		8	TUBE	5	5	50 pF	IN-LINE	DIP20,.3	25 ns	24 Amp	Arithmetic Circuits	2.54 mm	125 Cel	3-STATE	-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V	19 mA	WITH PULL-UP RESISTORS ON Q INPUTS; CASCADABLE	e0	NOT SPECIFIED	NOT SPECIFIED	24.195 mm	ALS
SN54HC688WR	Texas Instruments	IDENTITY COMPARATOR	MILITARY	FLAT	20	DFP	RECTANGULAR	CERAMIC, GLASS-SEALED		YES	1	CMOS		8		5			FLATPACK		313 ns			1.27 mm	125 Cel		-55 Cel		DUAL	R-GDFP-F20		6 V	2.54 mm	6.92 mm	Not Qualified	INVERTED	2 V		CASCADABLE				13.09 mm	HC/UH
SNJ54ALS520FH	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC		YES		TTL	38535Q/M;38534H;883B			5	5		CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20					Not Qualified
SN54ALS518J	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL		8		5	5	50 pF	IN-LINE	DIP20,.3	18 ns		Arithmetic Circuits	2.54 mm	125 Cel	OPEN-COLLECTOR	-55 Cel		DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.5 V	17 mA	WITH PULL-UP RESISTORS ON B INPUTS; CASCADABLE		NOT SPECIFIED	NOT SPECIFIED	24.195 mm	ALS
SN54ALS688FH-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL		8		5		50 pF	CHIP CARRIER		25 ns			1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.54 mm	8.89 mm	Not Qualified	INVERTED	4.5 V	19 mA	CASCADABLE				8.89 mm	ALS
SNJ54ALS522J-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL		8		5		50 pF	IN-LINE		25 ns			2.54 mm	125 Cel	OPEN-COLLECTOR	-55 Cel		DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V	17 mA	WITH PULL-UP RESISTORS ON B INPUTS; CASCADABLE				24.195 mm	ALS
SN54ALS521J-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL		8		5		50 pF	IN-LINE		25 ns			2.54 mm	125 Cel		-55 Cel		DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V	19 mA	CASCADABLE				24.195 mm	ALS
SN54ALS518FH-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL		8		5		50 pF	CHIP CARRIER		18 ns			1.27 mm	125 Cel	OPEN-COLLECTOR	-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.54 mm	8.89 mm	Not Qualified	TRUE	4.5 V	17 mA	WITH PULL-UP RESISTORS ON B INPUTS; CASCADABLE				8.89 mm	ALS
84153012X	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL	MIL-STD-883	8		5			CHIP CARRIER		23 ns			1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.03 mm	8.89 mm	Qualified	INVERTED	4.5 V				NOT APPLICABLE	NOT APPLICABLE	8.89 mm	LS
SNJ54ALS688FH-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL		8		5		50 pF	CHIP CARRIER		25 ns			1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.54 mm	8.89 mm	Not Qualified	INVERTED	4.5 V	19 mA	CASCADABLE				8.89 mm	ALS
54F521DMQB	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL		8		5			IN-LINE		15 ns			2.54 mm	125 Cel		-55 Cel		DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm		INVERTED	4.5 V		LG_MAX				25.019 mm	F/FAST
SN54ALS688J	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL		8	TUBE	5	5	50 pF	IN-LINE	DIP20,.3	25 ns	24 Amp	Arithmetic Circuits	2.54 mm	125 Cel		-55 Cel	Tin/Lead (Sn/Pb)	DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V	19 mA	CASCADABLE	e0	NOT SPECIFIED	NOT SPECIFIED	24.195 mm	ALS
SN54HC688J-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	CMOS		8		5		50 pF	IN-LINE		313 ns			2.54 mm	125 Cel		-55 Cel		DUAL	R-GDIP-T20		6 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	2 V		CASCADABLE				24.195 mm	HC/UH
74F521SJ	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	TTL		8		5			SMALL OUTLINE		11 ns			1.27 mm	70 Cel		0 Cel		DUAL	R-PDSO-G20		5.5 V	2.108 mm	5.3 mm		INVERTED	4.5 V						12.6 mm	F/FAST
SNJ54ALS519FH-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL		8		5		50 pF	CHIP CARRIER		18 ns			1.27 mm	125 Cel	OPEN-COLLECTOR	-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.54 mm	8.89 mm	Not Qualified	TRUE	4.5 V	17 mA	CASCADABLE				8.89 mm	ALS
SNJ54F520FK-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED		YES	1	TTL		8		5			CHIP CARRIER		11.3 ns			1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N20		5.5 V	2.03 mm	8.89 mm	Not Qualified	INVERTED	4.5 V		WITH PULLUP RESISTORS ON Q INPUTS				8.89 mm	F/FAST
SNC54ALS519FH	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC		YES		TTL	MIL-STD-883 Class B (Modified)			5	5		CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20					Not Qualified

Digital Arithmetic Circuits

Digital arithmetic circuits are electronic circuits designed to perform arithmetic operations on digital signals. These circuits are essential components of digital systems, such as microprocessors, digital signal processors, and programmable logic devices.

Digital arithmetic circuits can perform various arithmetic operations, including addition, subtraction, multiplication, division, and modulo arithmetic. These operations are performed using binary arithmetic, where numbers are represented using the binary number system (0s and 1s).

Adders are one of the most commonly used digital arithmetic circuits. They are used to perform binary addition, where two binary numbers are added to produce a sum. Adders can be designed using various techniques, including ripple carry adders, carry look-ahead adders, and carry select adders.

Subtractors are also commonly used digital arithmetic circuits. They are used to perform binary subtraction, where one binary number is subtracted from another to produce a difference. Subtractors can be designed using techniques, including ripple borrow subtractors, borrow look-ahead subtractors, and borrow select subtractors.

Multiplexers and demultiplexers are digital circuits that can be used for various arithmetic operations, such as multiplication and division. Multiplexers can be used to select one of several input signals based on a control signal, while demultiplexers can be used to distribute a single input signal to several outputs based on a control signal.

Digital arithmetic circuits can also be designed using programmable logic devices, such as field-programmable gate arrays (FPGAs) and complex programmable logic devices (CPLDs). These devices can be programmed to implement various arithmetic operations and can be reprogrammed to adapt to changing system requirements.