20 Digital Arithmetic Circuits 1,862

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Part RoHS Manufacturer Logic IC Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Total Dose (V) 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

HD74HC684P-E

Renesas Electronics

MAGNITUDE COMPARATOR

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

8

4.5

IN-LINE

250 ns

2.54 mm

85 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDIP-T20

1

6 V

5.08 mm

7.62 mm

Not Qualified

INVERTED

2 V

WITH P = Q & P > Q OUTPUTS

e4

24.5 mm

HC/UH

HD74HC149RP

Renesas Electronics

ENCODER

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

4.5

SMALL OUTLINE

175 ns

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

2.65 mm

7.5 mm

Not Qualified

2 V

8 TO 8 LINE PRIORITY ENCODER; CASCADABLE

12.8 mm

HC/UH

HD74HC679FP-EL

Renesas Electronics

ADDRESS COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

12

4.5

SMALL OUTLINE

225 ns

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

2.2 mm

5.5 mm

Not Qualified

INVERTED

2 V

WITH INHIBIT

12.6 mm

HC/UH

HD74HC684T

Renesas Electronics

MAGNITUDE COMPARATOR

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

50 ns

.65 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

1.1 mm

4.4 mm

Not Qualified

INVERTED

2 V

WITH A = B & A > B OUTPUTS

6.5 mm

HC/UH

HD74HC688T

Renesas Electronics

IDENTITY COMPARATOR

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

4.5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

265 ns

.65 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

1.1 mm

4.4 mm

Not Qualified

INVERTED

2 V

CASCADABLE

NOT SPECIFIED

NOT SPECIFIED

6.5 mm

HC/UH

HD74HC684RP

Renesas Electronics

MAGNITUDE COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

4.5

SMALL OUTLINE

250 ns

1.27 mm

85 Cel

-40 Cel

TIN LEAD

DUAL

R-PDSO-G20

6 V

2.65 mm

7.5 mm

Not Qualified

INVERTED

2 V

WITH A = B & A > B OUTPUTS

e0

12.8 mm

HC/UH

HD74HC679RP

Renesas Electronics

ADDRESS COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

12

4.5

SMALL OUTLINE

225 ns

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

2.65 mm

7.5 mm

Not Qualified

INVERTED

2 V

WITH INHIBIT

12.8 mm

HC/UH

HD74HC682FP-EL

Renesas Electronics

MAGNITUDE COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

5

SMALL OUTLINE

50 ns

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

2.2 mm

5.5 mm

Not Qualified

INVERTED

2 V

WITH PULL-UP RESISTORS ON B INPUTS; WITH A = B & A > B OUTPUTS

12.6 mm

HC/UH

HD74HC679P

Renesas Electronics

ADDRESS COMPARATOR

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

12

4.5

IN-LINE

225 ns

2.54 mm

85 Cel

-40 Cel

DUAL

R-PDIP-T20

6 V

5.08 mm

7.62 mm

Not Qualified

INVERTED

2 V

WITH INHIBIT

24.5 mm

HC/UH

HD74HC679T

Renesas Electronics

ADDRESS COMPARATOR

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

12

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

225 ns

.65 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

1.1 mm

4.4 mm

Not Qualified

INVERTED

2 V

WITH INHIBIT

6.5 mm

HC/UH

HD74HCT688T

Renesas Electronics

IDENTITY COMPARATOR

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

53 ns

.65 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

5.5 V

1.1 mm

4.4 mm

Not Qualified

INVERTED

4.5 V

CASCADABLE

6.5 mm

HCT

HD74HC688FPEL

Renesas Electronics

IDENTITY COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

4.5

2/6

SMALL OUTLINE

SOP20,.3

265 ns

Arithmetic Circuits

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

1

6 V

2.2 mm

5.5 mm

Not Qualified

INVERTED

2 V

20

260

12.6 mm

HC

HD74HC688FP-E

Renesas Electronics

IDENTITY COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

4.5

SMALL OUTLINE

265 ns

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

1

6 V

2.2 mm

5.5 mm

Not Qualified

INVERTED

2 V

CASCADABLE

12.6 mm

HC/UH

HD74AC524T

Renesas Electronics

MAGNITUDE COMPARATOR

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

40.5 ns

.65 mm

85 Cel

OPEN-DRAIN

-40 Cel

DUAL

R-PDSO-G20

6 V

1.1 mm

4.4 mm

Not Qualified

TRUE

2 V

WITH ARITHMETIC COMPARISON

6.5 mm

AC

HD74HC680RP

Renesas Electronics

ADDRESS COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

12

4.5

SMALL OUTLINE

265 ns

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

2.65 mm

7.5 mm

Not Qualified

INVERTED

2 V

WITH OUTPUT LATCH

12.8 mm

HC/UH

HD74HC149P-E

Renesas Electronics

ENCODER

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

8

4.5

IN-LINE

175 ns

2.54 mm

85 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDIP-T20

1

6 V

5.08 mm

7.62 mm

Not Qualified

2 V

8 TO 8 LINE PRIORITY ENCODER; CASCADABLE

e4

24.5 mm

HC/UH

HD74HC684RPEL

Renesas Electronics

MAGNITUDE COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

4.5

2/6

SMALL OUTLINE

SOP20,.4

250 ns

Arithmetic Circuits

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

2.65 mm

7.5 mm

Not Qualified

INVERTED

2 V

WITH P = Q & P > Q OUTPUTS

NOT SPECIFIED

NOT SPECIFIED

12.8 mm

HC

HD74HC684FP

Renesas Electronics

MAGNITUDE COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

4.5

SMALL OUTLINE

250 ns

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

2.2 mm

5.5 mm

Not Qualified

INVERTED

2 V

WITH A = B & A > B OUTPUTS

12.6 mm

HC/UH

HD74HC149FP-EL

Renesas Electronics

ENCODER

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

4.5

SMALL OUTLINE

175 ns

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

2.2 mm

5.5 mm

Not Qualified

2 V

8 TO 8 LINE PRIORITY ENCODER; CASCADABLE

12.6 mm

HC/UH

HD74HC680T

Renesas Electronics

ADDRESS COMPARATOR

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

12

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

265 ns

.65 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

1.1 mm

4.4 mm

Not Qualified

INVERTED

2 V

WITH OUTPUT LATCH

6.5 mm

HC/UH

HD74HC149P

Renesas Electronics

ENCODER

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

8

4.5

IN-LINE

175 ns

2.54 mm

85 Cel

-40 Cel

TIN LEAD

DUAL

R-PDIP-T20

6 V

5.08 mm

7.62 mm

Not Qualified

2 V

8 TO 8 LINE PRIORITY ENCODER; CASCADABLE

e0

24.5 mm

HC/UH

HD74HC682FP

Renesas Electronics

MAGNITUDE COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

4.5

SMALL OUTLINE

250 ns

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

2.2 mm

5.5 mm

Not Qualified

INVERTED

2 V

WITH PULLUP RESISTORS ON B INPUTS; WITH A = B & A > B OUTPUTS

12.6 mm

HC/UH

HD74HC679FP

Renesas Electronics

ADDRESS COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

12

4.5

SMALL OUTLINE

225 ns

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

2.2 mm

5.5 mm

Not Qualified

INVERTED

2 V

WITH INHIBIT

12.6 mm

HC/UH

HD74HCT688P

Renesas Electronics

IDENTITY COMPARATOR

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

8

5

5

IN-LINE

DIP20,.3

53 ns

Arithmetic Circuits

2.54 mm

85 Cel

-40 Cel

DUAL

R-PDIP-T20

1

5.5 V

5.08 mm

7.62 mm

Not Qualified

INVERTED

4.5 V

24.5 mm

HCT

HD74HC680FP

Renesas Electronics

ADDRESS COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

12

4.5

SMALL OUTLINE

265 ns

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

2.2 mm

5.5 mm

Not Qualified

INVERTED

2 V

WITH OUTPUT LATCH

12.6 mm

HC/UH

HD74HC682P-E

Renesas Electronics

MAGNITUDE COMPARATOR

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

8

4.5

IN-LINE

250 ns

2.54 mm

85 Cel

-40 Cel

DUAL

R-PDIP-T20

1

6 V

5.08 mm

7.62 mm

Not Qualified

INVERTED

2 V

WITH PULLUP RESISTORS ON B INPUTS; WITH P = Q & P > Q OUTPUTS

24.5 mm

HC/UH

IDT74FCT521CTSOG

Renesas Electronics

IDENTITY COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

5

5

50 pF

SMALL OUTLINE

SOP20,.4

4.5 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

IDT74FCT521CTQG8

Renesas Electronics

IDENTITY COMPARATOR

INDUSTRIAL

GULL WING

20

SSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

5

50 pF

SMALL OUTLINE, SHRINK PITCH

4.5 ns

.635 mm

85 Cel

-40 Cel

MATTE TIN

DUAL

R-PDSO-G20

1

5.25 V

1.75 mm

3.9116 mm

Not Qualified

INVERTED

4.75 V

CASCADABLE

e3

40

260

8.65 mm

FCT

IDT74FCT521CTQG

Renesas Electronics

IDENTITY COMPARATOR

INDUSTRIAL

GULL WING

20

SSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

5

5

50 pF

SMALL OUTLINE, SHRINK PITCH

SSOP20,.25

4.5 ns

Arithmetic Circuits

.635 mm

85 Cel

-40 Cel

MATTE TIN

DUAL

R-PDSO-G20

1

5.25 V

1.75 mm

3.9116 mm

Not Qualified

INVERTED

4.75 V

CASCADABLE

e3

40

260

8.65 mm

FCT

KS54AHCT518J

Samsung

IDENTITY COMPARATOR

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

CMOS

5

5

IN-LINE

DIP20,.3

Arithmetic Circuits

2.54 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T20

Not Qualified

e0

KS74AHCT688N

Samsung

IDENTITY COMPARATOR

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

5

5

IN-LINE

DIP20,.3

Arithmetic Circuits

2.54 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T20

Not Qualified

e0

KS74HCTLS521D

Samsung

IDENTITY COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

5

5

SMALL OUTLINE

SOP20,.4

Arithmetic Circuits

1.27 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

e0

KS74HCTLS520D

Samsung

IDENTITY COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

5

5

SMALL OUTLINE

SOP20,.4

Arithmetic Circuits

1.27 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

e0

KS54HCTLS680J

Samsung

ADDRESS COMPARATOR

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

CMOS

5

5

IN-LINE

DIP20,.3

Arithmetic Circuits

2.54 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T20

Not Qualified

e0

KS74AHCT680DT

Samsung

ADDRESS COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

5

5

SMALL OUTLINE

SOP20,.4

Arithmetic Circuits

1.27 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

e0

KS74HCTLS520DT

Samsung

IDENTITY COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

5

5

SMALL OUTLINE

SOP20,.4

Arithmetic Circuits

1.27 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

e0

KS74AHCT680D

Samsung

ADDRESS COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

5

5

SMALL OUTLINE

SOP20,.4

Arithmetic Circuits

1.27 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

e0

KS74HCTLS682J

Samsung

MAGNITUDE COMPARATOR

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

CMOS

5

5

IN-LINE

DIP20,.3

Arithmetic Circuits

2.54 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T20

Not Qualified

e0

KS74AHCT519

Samsung

IDENTITY COMPARATOR

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

CMOS

5

5

IN-LINE

DIP20,.3

Arithmetic Circuits

2.54 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T20

Not Qualified

e0

KS74AHCT522

Samsung

IDENTITY COMPARATOR

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

CMOS

5

5

IN-LINE

DIP20,.3

Arithmetic Circuits

2.54 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T20

Not Qualified

e0

KS74AHCT680J

Samsung

ADDRESS COMPARATOR

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

CMOS

5

5

IN-LINE

DIP20,.3

Arithmetic Circuits

2.54 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T20

Not Qualified

e0

KS74AHCT522N

Samsung

IDENTITY COMPARATOR

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

5

5

IN-LINE

DIP20,.3

Arithmetic Circuits

2.54 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T20

Not Qualified

e0

KS74HCTLS518N

Samsung

IDENTITY COMPARATOR

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

5

5

IN-LINE

DIP20,.3

Arithmetic Circuits

2.54 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T20

Not Qualified

e0

KS74HCTLS522N

Samsung

IDENTITY COMPARATOR

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

5

5

IN-LINE

DIP20,.3

Arithmetic Circuits

2.54 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T20

Not Qualified

e0

KS74AHCT684D

Samsung

MAGNITUDE COMPARATOR

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

CMOS

5

5

SMALL OUTLINE

SOP20,.4

Arithmetic Circuits

1.27 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

e0

KS74AHCT519N

Samsung

IDENTITY COMPARATOR

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

CMOS

5

5

IN-LINE

DIP20,.3

Arithmetic Circuits

2.54 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T20

Not Qualified

e0

KS54HCTLS522J

Samsung

IDENTITY COMPARATOR

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

CMOS

5

5

IN-LINE

DIP20,.3

Arithmetic Circuits

2.54 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T20

Not Qualified

e0

KS54HCTLS684J

Samsung

MAGNITUDE COMPARATOR

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

CMOS

5

5

IN-LINE

DIP20,.3

Arithmetic Circuits

2.54 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T20

Not Qualified

e0

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.