COMMERCIAL Digital Arithmetic Circuits 1,658

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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	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	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
SN74L85N-00	Texas Instruments	MAGNITUDE COMPARATOR	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	TTL	4		5		50 pF	IN-LINE		150 ns			2.54 mm	70 Cel			DUAL	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified	TRUE	4.75 V	7.7 mA	CASCADABLE				19.305 mm	TTL/H/L
SN74F350D3	Texas Instruments	SHIFTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES		TTL			5	5		SMALL OUTLINE	SOP16,.25			Arithmetic Circuits	1.27 mm	70 Cel			DUAL	R-PDSO-G16
SN74AS866AN	Texas Instruments	MAGNITUDE COMPARATOR	COMMERCIAL	THROUGH-HOLE	28	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	TTL	8		5			IN-LINE	DIP28,.6	17.5 ns		Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T28		5.5 V	5.08 mm	15.24 mm	Not Qualified	TRUE	4.5 V				NOT SPECIFIED	NOT SPECIFIED	36.32 mm	AS
SN74AS1181FN3	Texas Instruments	ARITHMETIC LOGIC UNIT	COMMERCIAL	J BEND	28	QCCJ	SQUARE	PLASTIC/EPOXY		YES		TTL						CHIP CARRIER	LDCC28,.5SQ			Arithmetic Circuits	1.27 mm	70 Cel			QUAD	S-PQCC-J28
SN74ALS522NP3	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		TTL			5	5		IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T20
SN74ALS678JT	Texas Instruments	ADDRESS COMPARATOR	COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	CERAMIC		NO		TTL						IN-LINE	DIP24,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-XDIP-T24					Not Qualified
SN7483AN1	Texas Instruments	ADDER/SUBTRACTOR	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		TTL			5	5		IN-LINE	DIP16,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T16					Not Qualified
SN74LS684J	Texas Instruments	MAGNITUDE COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL	8		5	5	45 pF	IN-LINE	DIP20,.3	30 ns		Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-GDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V	65 mA	WITH A = B & A > B OUTPUTS		NOT SPECIFIED	NOT SPECIFIED	24.195 mm	LS
SN74LS684NSRE4	Texas Instruments	MAGNITUDE COMPARATOR	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	TTL	8		5	5		SMALL OUTLINE	SOP20,.3	30 ns		Arithmetic Circuits	1.27 mm	70 Cel		NICKEL PALLADIUM GOLD	DUAL	R-PDSO-G20	1	5.25 V	2 mm	5.3 mm	Not Qualified	INVERTED	4.85 V		WITH P = Q & P > Q OUTPUTS	e4	30	260	12.6 mm	LS
SN74AS181ANP1	Texas Instruments	ARITHMETIC LOGIC UNIT	COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		TTL						IN-LINE	DIP24,.6			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T24					Not Qualified
SN74ALS688FN3	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	J BEND	20	QCCJ	SQUARE	PLASTIC/EPOXY		YES		TTL			5	5		CHIP CARRIER	LDCC20,.4SQ			Arithmetic Circuits	1.27 mm	70 Cel			QUAD	S-PQCC-J20
SN74L85N	Texas Instruments	MAGNITUDE COMPARATOR	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		TTL	4					IN-LINE	DIP14,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T14					Not Qualified	TRUE					NOT SPECIFIED	NOT SPECIFIED		TTL/H/L
SN7485JP4	Texas Instruments	MAGNITUDE COMPARATOR	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO		TTL			5	5		IN-LINE	DIP16,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-XDIP-T16
SN74ALS520NSR	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	TTL	8	TR	5	5	50 pF	SMALL OUTLINE	SOP20,.3	20 ns	24 Amp	Arithmetic Circuits	1.27 mm	70 Cel	3-STATE	Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	R-PDSO-G20	1	5.5 V	2 mm	5.3 mm	Not Qualified	INVERTED	4.5 V	19 mA	WITH PULL-UP RESISTORS ON Q INPUTS; CASCADABLE	e4	NOT SPECIFIED	260	12.6 mm	ALS
SN74ALS688N1	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		TTL			5	5		IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T20					Not Qualified
SN74ALS520N3	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	TTL	8		5	5		IN-LINE	DIP20,.3	20 ns		Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V		WITH PULL-UP RESISTORS ON B INPUTS		NOT SPECIFIED	NOT SPECIFIED	24.325 mm	ALS
SN74S280NE4	Texas Instruments	PARITY GENERATOR/CHECKER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	TTL	9		5	5	15 pF	IN-LINE	DIP14,.3	50 ns		Arithmetic Circuits	2.54 mm	70 Cel		NICKEL PALLADIUM GOLD	DUAL	R-PDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified	COMPLEMENTARY	4.75 V	105 mA	ODD/EVEN PARITY GENERATOR	e4			19.305 mm	S
SN74AS181BN3	Texas Instruments	ARITHMETIC LOGIC UNIT	COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		TTL						IN-LINE	DIP24,.6			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T24
SN74ALS689NP1	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		TTL			5	5		IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T20					Not Qualified
SN74ALS522JP4	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC		NO		TTL			5	5		IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-XDIP-T20
SN74278J	Texas Instruments	ENCODER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL	4		5		15 pF	IN-LINE	DIP14,.3	39 ns		Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-GDIP-T14		5.25 V	5.08 mm	7.62 mm	Not Qualified		4.75 V	80 mA	4 TO 4 LINE PRIORITY REGISTER; CASCADABLE		NOT SPECIFIED	NOT SPECIFIED	19.56 mm	TTL/H/L
SN74ALS522N-10	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	TTL	8		5		50 pF	IN-LINE		23 ns			2.54 mm	70 Cel	OPEN-COLLECTOR		DUAL	R-PDIP-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				24.325 mm	ALS
SN74ALS679NP1	Texas Instruments	ADDRESS COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		TTL						IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T20					Not Qualified
SN74AS632FNR	Texas Instruments	ERROR DETECTION AND CORRECTION CIRCUIT	COMMERCIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY		YES	1	TTL	32		5		50 pF	CHIP CARRIER		32 ns			1.27 mm	70 Cel	3-STATE		QUAD	S-PQCC-J68		5.5 V	4.57 mm	24.2316 mm	Not Qualified		4.5 V	300 mA	BUILT IN DIAGNOSTICS; BYTE CONTROL				24.2316 mm	AS
SN74S350DR	Texas Instruments	SHIFTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	TTL	4		5		5 pF	SMALL OUTLINE		12 ns			1.27 mm	70 Cel	3-STATE		DUAL	R-PDSO-G16		5.25 V	1.75 mm	3.9 mm	Not Qualified		4.75 V	85 mA	WITH BARREL SHIFTING; THREE LINKING INPUTS FOR EXPANSION				9.9 mm	S
SN74ALS520J	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC		NO		TTL			5	5		IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-XDIP-T20					Not Qualified
SN74F283DRE4	Texas Instruments	ADDER/SUBTRACTOR	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	TTL	4		5	5	50 pF	SMALL OUTLINE	SOP16,.25	10.5 ns		Arithmetic Circuits	1.27 mm	70 Cel		NICKEL PALLADIUM GOLD	DUAL	R-PDSO-G16	1	5.5 V	1.75 mm	3.9 mm	Not Qualified	TRUE	4.5 V	55 mA	FULL ADDER; WITH INTERNAL CARRY LOOKAHEAD; PERMITS RIPPLE CARRY CASCADING	e4	30	260	9.9 mm	F/FAST
SN74ALS679N	Texas Instruments	ADDRESS COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	TTL	12		5		50 pF	IN-LINE	DIP20,.3	35 ns		Arithmetic Circuits	2.54 mm	70 Cel		NICKEL PALLADIUM GOLD	DUAL	R-PDIP-T20		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V	28 mA	WITH INHIBIT	e4			24.325 mm	ALS
SN74S283N-10	Texas Instruments	ADDER/SUBTRACTOR	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	TTL	4		5		15 pF	IN-LINE		18 ns			2.54 mm	70 Cel			DUAL	R-PDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified		4.75 V	160 mA	FULL ADDER				19.305 mm	S
SN74LS83ANP1	Texas Instruments	ADDER/SUBTRACTOR	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		TTL			5	5		IN-LINE	DIP16,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T16					Not Qualified
SN74LS385J4	Texas Instruments	ADDER/SUBTRACTOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC		NO		TTL						IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-XDIP-T20
SN74S181J-00	Texas Instruments	ARITHMETIC LOGIC UNIT	COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL	4		5		15 pF	IN-LINE		30 ns				70 Cel			DUAL	R-GDIP-T24		5.25 V			Not Qualified		4.75 V	220 mA	CAPABLE OF 16 LOGIC & ARITHMETIC OPERATIONS					S
SN74ALS680N1	Texas Instruments	ADDRESS COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		TTL						IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T20					Not Qualified
SN74AS282NP1	Texas Instruments	LOOK-AHEAD CARRY GENERATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		TTL						IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T20					Not Qualified
SN74LS686JT	Texas Instruments	MAGNITUDE COMPARATOR	COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL	8		5		45 pF	IN-LINE	DIP24,.3	30 ns		Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-GDIP-T24		5.5 V	5.08 mm	7.62 mm	Not Qualified	INVERTED	4.5 V	75 mA	WITH INHIBIT; WITH A = B & A > B OUTPUTS		NOT SPECIFIED	NOT SPECIFIED	32.005 mm	LS
SN74S182J	Texas Instruments	LOOK-AHEAD CARRY GENERATOR	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL	4		5		15 pF	IN-LINE	DIP16,.3	10.5 ns		Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-GDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified		4.75 V	109 mA	WITH HIGHER ORDER LOOKAHEAD		NOT SPECIFIED	NOT SPECIFIED	19.56 mm	S
SN74AS282DW	Texas Instruments	LOOK-AHEAD CARRY GENERATOR	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	TTL	4		5			SMALL OUTLINE	SOP20,.4			Arithmetic Circuits	1.27 mm	70 Cel			DUAL	R-PDSO-G20		5.5 V	2.65 mm	7.5 mm	Not Qualified		4.5 V		WITH HIGHER ORDER LOOKAHEAD; WITH ACTIVE HIGH OR LOW SELECTABLE CARRY INPUTS		NOT SPECIFIED	NOT SPECIFIED	12.8 mm	AS
SN74148JP4	Texas Instruments	ENCODER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC		NO		TTL			5	5		IN-LINE	DIP16,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-XDIP-T16
SN74ALS522NP1	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY		NO		TTL			5	5		IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-PDIP-T20					Not Qualified
SN74AS881AJT	Texas Instruments	ARITHMETIC LOGIC UNIT	COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	CERAMIC		NO		TTL						IN-LINE	DIP24,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-XDIP-T24					Not Qualified
SN74ALS688DWRG4	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	TTL	8		5	5		SMALL OUTLINE	SOP20,.4	20 ns		Arithmetic Circuits	1.27 mm	70 Cel		NICKEL PALLADIUM GOLD	DUAL	R-PDSO-G20	1	5.5 V	2.65 mm	7.5 mm	Not Qualified	INVERTED	4.5 V		CASCADABLE	e4	30	260	12.8 mm	ALS
SN74AS882JT	Texas Instruments	LOOK-AHEAD CARRY GENERATOR	COMMERCIAL	THROUGH-HOLE	24	DIP	RECTANGULAR	CERAMIC		NO		TTL						IN-LINE	DIP24,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-XDIP-T24					Not Qualified
SN74284J-00	Texas Instruments	MULTIPLIER	COMMERCIAL	THROUGH-HOLE	16	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED		NO	1	TTL	4		5		30 pF	IN-LINE		60 ns			2.54 mm	70 Cel			DUAL	R-GDIP-T16		5.25 V	5.08 mm	7.62 mm	Not Qualified		4.75 V	130 mA	4X4 PARALLEL MULTIPLIER WITH MS NIBBLE OUTPUT OF PRODUCT				19.56 mm	TTL/H/L
SN74LS688DWR	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES	YES	1	TTL	8	TR	5	5	45 pF	SMALL OUTLINE	SOP20,.4	23 ns	24 Amp	Arithmetic Circuits	1.27 mm	70 Cel		Nickel/Palladium/Gold (Ni/Pd/Au)	DUAL	R-PDSO-G20	1	5.25 V	2.65 mm	7.5 mm	Not Qualified	INVERTED	4.85 V	65 mA	CASCADABLE	e4	NOT SPECIFIED	260	12.8 mm	LS
SN74F280BN	Texas Instruments	PARITY GENERATOR/CHECKER	COMMERCIAL	THROUGH-HOLE	14	DIP	RECTANGULAR	PLASTIC/EPOXY		NO	1	TTL	9	TUBE	5	5	50 pF	IN-LINE	DIP14,.3	11 ns	20 Amp	Arithmetic Circuit	2.54 mm	70 Cel		NICKEL PALLADIUM GOLD	DUAL	R-PDIP-T14		5.5 V	5.08 mm	7.62 mm	Not Qualified	COMPLEMENTARY	4.5 V	35 mA	ODD/EVEN PARITY GENERATOR	e4			19.305 mm	F/FAST
SN74S350DP3	Texas Instruments	SHIFTER	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES		TTL			5	5		SMALL OUTLINE	SOP16,.25			Arithmetic Circuits	1.27 mm	70 Cel			DUAL	R-PDSO-G16
SN74ALS689J4	Texas Instruments	IDENTITY COMPARATOR	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC		NO		TTL			5	5		IN-LINE	DIP20,.3			Arithmetic Circuits	2.54 mm	70 Cel			DUAL	R-XDIP-T20
SN74AS182DR	Texas Instruments	LOOK-AHEAD CARRY GENERATOR	COMMERCIAL	GULL WING	16	SOP	RECTANGULAR	PLASTIC/EPOXY		YES	1	TTL	4		5			SMALL OUTLINE					1.27 mm	70 Cel			DUAL	R-PDSO-G16		5.5 V	1.75 mm	3.9 mm	Not Qualified		4.5 V		WITH HIGHER ORDER LOOKAHEAD				9.9 mm	AS

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.