NO LEAD Digital Arithmetic Circuits 571

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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	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	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
SN54HC679FK	Texas Instruments	ADDRESS COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC	YES		CMOS							CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20				Not Qualified
SN54AS882FH-00	Texas Instruments	LOOK-AHEAD CARRY GENERATOR	MILITARY	NO LEAD	28	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		8		5		50 pF	CHIP CARRIER		15 ns			1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N28	5.5 V	2.54 mm	11.43 mm	Not Qualified		4.5 V	105 mA	WITH HIGHER ORDER LOOKAHEAD				11.43 mm	AS
SNC54ALS526FH	Texas Instruments	ADDRESS COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC	YES		TTL	MIL-STD-883 Class B (Modified)						CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20				Not Qualified
SN54HC688FH	Texas Instruments	MAGNITUDE COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC	YES		CMOS					2/6		CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20				Not Qualified
SNC54HC147FH	Texas Instruments	ENCODER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC	YES		CMOS	MIL-STD-883 Class B (Modified)				2/6		CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20				Not Qualified
SNJ54ALS29809FK	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	28	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL	38535Q/M;38534H;883B	9		5		50 pF	CHIP CARRIER	LCC28,.45SQ	13 ns		Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N28	5.5 V	2.03 mm	11.43 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	11.43 mm	ALS
SN54LS636FK	Texas Instruments	ERROR DETECTION AND CORRECTION CIRCUIT	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		8		5		45 pF	CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel	3-STATE	-55 Cel		QUAD	S-CQCC-N20	5.5 V	2.03 mm	8.89 mm	Not Qualified		4.5 V	160 mA			NOT SPECIFIED	NOT SPECIFIED	8.89 mm	LS
SN54AS882AFK	Texas Instruments	LOOK-AHEAD CARRY GENERATOR	MILITARY	NO LEAD	28	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		8		5		50 pF	CHIP CARRIER	LCC28,.45SQ	15 ns		Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N28	5.5 V	2.03 mm	11.43 mm	Not Qualified		4.5 V	70 mA	WITH HIGHER ORDER LOOKAHEAD		NOT SPECIFIED	NOT SPECIFIED	11.43 mm	AS
SNJ54F280AFK	Texas Instruments	PARITY GENERATOR/CHECKER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL	38535Q/M;38534H;883B	9		5	5	50 pF	CHIP CARRIER	LCC20,.35SQ	17 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	COMPLEMENTARY	4.5 V	35 mA	ODD/EVEN PARITY GENERATOR		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	F/FAST
SN54ALS519FH-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
SNJ54LS382AFK	Texas Instruments	ARITHMETIC LOGIC UNIT	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		4		5			CHIP CARRIER		39 ns			1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N20	5.5 V	2.03 mm	8.89 mm	Not Qualified		4.5 V		CAPABLE OF 3 LOGIC & ARITHMETIC OPERATIONS				8.89 mm	LS
SNJ54F350FK	Texas Instruments	SHIFTER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL	38535Q/M;38534H;883B	4		5	5		CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel	3-STATE	-55 Cel		QUAD	S-CQCC-N20	5.5 V	2.03 mm	8.89 mm	Not Qualified		4.5 V		WITH BARREL SHIFTING		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	F/FAST
SNJ54HC85FK	Texas Instruments	MAGNITUDE COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC	YES		CMOS	38535Q/M;38534H;883B				2/6		CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20				Not Qualified
SN54AS280FH	Texas Instruments	PARITY GENERATOR/CHECKER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC	YES		TTL				5	5		CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20				Not Qualified
SN54LS685FK	Texas Instruments	MAGNITUDE COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		8		5	5	45 pF	CHIP CARRIER	LCC20,.35SQ	35 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	65 mA	WITH A = B & A > B OUTPUTS		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	LS
SNJ54LS685FK	Texas Instruments	MAGNITUDE COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL	38535Q/M;38534H;883B	8		5	5	45 pF	CHIP CARRIER	LCC20,.35SQ	35 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	65 mA	WITH A = B & A > B OUTPUTS		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	LS
SNJ54AS866FH-00	Texas Instruments	MAGNITUDE COMPARATOR	MILITARY	NO LEAD	28	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		8		5		50 pF	CHIP CARRIER		17 ns			1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N28	5.5 V	2.54 mm	11.43 mm	Not Qualified	TRUE	4.5 V	240 mA	OPEN COLLECTOR A = B OUTPUT; ARITHMETIC COMPARISON; CASCADABLE; OUTPUT LATCH				11.43 mm	AS
SN54ALS679FH-00	Texas Instruments	ADDRESS COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		12		5		50 pF	CHIP CARRIER		35 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	28 mA	WITH INHIBIT				8.89 mm	ALS
SNJ54HC679FK-00	Texas Instruments	ADDRESS COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	CMOS		12		5		50 pF	CHIP CARRIER		240 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		WITH INHIBIT				8.89 mm	HC/UH
SN54HC686FH	Texas Instruments	MAGNITUDE COMPARATOR	MILITARY	NO LEAD	28	QCCN	SQUARE	CERAMIC	YES		CMOS							CHIP CARRIER	LCC28,.45SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N28				Not Qualified
54AC11520FK	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	CMOS		8		5	3.3/5	50 pF	CHIP CARRIER	LCC20,.35SQ	12.3 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	3 V		WITH PULL-UP RESISTORS ON B INPUTS; CASCADABLE		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	AC
SN54ALS680FH-00	Texas Instruments	ADDRESS COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		12		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		WITH OUTPUT LATCH				8.89 mm	ALS
SNC54AS282FH	Texas Instruments	LOOK-AHEAD CARRY GENERATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC	YES		TTL	MIL-STD-883 Class B (Modified)						CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20				Not Qualified
SNJ54ALS689FH-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	OPEN-COLLECTOR	-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
SN54ALS522FK	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	17 mA	WITH PULL-UP RESISTORS ON B INPUTS; CASCADABLE		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	ALS
SN54F521FK	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	12 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	32 mA	CASCADABLE				8.89 mm	F/FAST
SN54LS689FK	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		8		5	5	45 pF	CHIP CARRIER	LCC20,.35SQ	35 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	65 mA	CASCADABLE		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	LS
SN54AS280FH-00	Texas Instruments	PARITY GENERATOR/CHECKER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		9		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	COMPLEMENTARY	4.5 V		ODD/EVEN PARITY GENERATOR				8.89 mm	AS
SN54HC679FK-00	Texas Instruments	ADDRESS COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	CMOS		12		5		50 pF	CHIP CARRIER		240 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		WITH INHIBIT				8.89 mm	HC/UH
SN54ALS527FH-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		12		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		8 FUSE-PROGRAMMABLE AND 4 CONVENTIONAL INPUTS FOR PORT B; CASCADABLE				8.89 mm	ALS
SNJ54ALS527FH-00	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		12		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		8 FUSE-PROGRAMMABLE AND 4 CONVENTIONAL INPUTS FOR PORT B; CASCADABLE				8.89 mm	ALS
SNJ54ALS678FH	Texas Instruments	ADDRESS COMPARATOR	MILITARY	NO LEAD	28	QCCN	SQUARE	CERAMIC	YES		TTL	38535Q/M;38534H;883B						CHIP CARRIER	LCC28,.45SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N28				Not Qualified
SNJ54HC682FK	Texas Instruments	MAGNITUDE COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	CMOS	MIL-PRF-38535	8		5	2/6	50 pF	CHIP CARRIER	LCC20,.35SQ	413 ns		Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N20	6 V	2.03 mm	8.89 mm	Not Qualified	INVERTED	2 V		WITH PULL-UP RESISTORS ON B INPUTS; WITH A = B & A > B OUTPUTS				8.89 mm	HC/UH
SN54HC679FH	Texas Instruments	ADDRESS COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC	YES		CMOS							CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20				Not Qualified
M38510/34201B2A	Texas Instruments	ADDER/SUBTRACTOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL	MIL-PRF-38535 Class B	4	TUBE	5	5	50 pF	CHIP CARRIER	LCC20,.35SQ	14 ns	20 Amp	Arithmetic Circuit	1.27 mm	125 Cel		-55 Cel	TIN LEAD	QUAD	S-CQCC-N20	5.5 V	2.03 mm	8.89 mm	Qualified	TRUE	4.5 V	55 mA		e0			8.89 mm	F/FAST
SNJ54ALS280FK	Texas Instruments	PARITY GENERATOR/CHECKER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL	38535Q/M;38534H;883B	9		5		50 pF	CHIP CARRIER	LCC20,.35SQ	24 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	COMPLEMENTARY	4.5 V	16 mA	ODD/EVEN PARITY GENERATOR		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	ALS
SN54LS148FK	Texas Instruments	ENCODER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		8		5	5	15 pF	CHIP CARRIER	LCC20,.35SQ	56 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		4.5 V	20 mA	8 TO 3 LINE PRIORITY ENCODER; CASCADABLE; WITH GROUP SELECT OUTPUT		NOT SPECIFIED	NOT SPECIFIED	8.89 mm	LS
SN54AS182FH-00	Texas Instruments	LOOK-AHEAD CARRY GENERATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL		4		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		4.5 V		WITH HIGHER ORDER LOOKAHEAD				8.89 mm	AS
SNC54ALS680FH	Texas Instruments	ADDRESS COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC	YES		TTL	MIL-STD-883 Class B (Modified)						CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20				Not Qualified
SNJ54HC680FK-00	Texas Instruments	ADDRESS COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	CMOS		12		5		50 pF	CHIP CARRIER		90 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		WITH OUTPUT LATCH				8.89 mm	HC/UH
SN54ALS519FH	Texas Instruments	IDENTITY COMPARATOR	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC	YES		TTL				5	5		CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20				Not Qualified
SNJ54HC381FK	Texas Instruments	ARITHMETIC LOGIC UNIT	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC	YES		CMOS	38535Q/M;38534H;883B						CHIP CARRIER	LCC20,.35SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N20				Not Qualified
SN54HC688FKR	Texas Instruments	IDENTITY COMPARATOR	INDUSTRIAL	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	CMOS		8		5			CHIP CARRIER		313 ns			1.27 mm	85 Cel		-40 Cel		QUAD	S-CQCC-N20	6 V	2.03 mm	8.89 mm	Not Qualified	INVERTED	2 V		CASCADABLE				8.89 mm	HC/UH
SNJ54HC677FK-00	Texas Instruments	ADDRESS COMPARATOR	MILITARY	NO LEAD	28	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	CMOS		16		5		50 pF	CHIP CARRIER		187 ns			1.27 mm	125 Cel		-55 Cel		QUAD	S-CQCC-N28	6 V	2.03 mm	11.43 mm	Not Qualified	INVERTED	2 V		WITH INHIBIT				11.43 mm	HC/UH
JM38510/36002B2A	Texas Instruments	ENCODER	MILITARY	NO LEAD	20	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	1	TTL	MIL-M-38510 Class B	8		5			CHIP CARRIER		55 ns			1.27 mm	125 Cel	3-STATE	-55 Cel		QUAD	S-CQCC-N20	5.5 V	2.03 mm	8.89 mm	Not Qualified	COMPLEMENTARY	4.5 V		8 TO 3 LINE PRIORITY ENCODER				8.89 mm	LS
SNJ54HC181FK	Texas Instruments	ARITHMETIC LOGIC UNIT	MILITARY	NO LEAD	28	QCCN	SQUARE	CERAMIC	YES		CMOS	38535Q/M;38534H;883B				2/6		CHIP CARRIER	LCC28,.45SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N28				Not Qualified
SN54HC881FK	Texas Instruments	ARITHMETIC LOGIC UNIT	MILITARY	NO LEAD	28	QCCN	SQUARE	CERAMIC	YES		CMOS							CHIP CARRIER	LCC28,.45SQ			Arithmetic Circuits	1.27 mm	125 Cel		-55 Cel		QUAD	S-XQCC-N28				Not Qualified
SN54ALS688FK	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

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.