FLAT Logic Gates 2,400+

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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 Inputs No. of Bits Translation 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 Control Type Minimum fmax 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

SN54HC27W

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

3

CMOS

3

5

50 pF

FLATPACK

135 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

6 V

2.03 mm

6.29 mm

Not Qualified

2 V

9.21 mm

HC/UH

SN54L86T-15

Texas Instruments

XOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

TTL

2

5

50 pF

FLATPACK

150 ns

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

Not Qualified

4.5 V

6.68 mA

TTL/H/L

SN54LS00W

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

4

TTL

2

5

5

15 pF

FLATPACK

FL14,.3

15 ns

4 Amp

Gates

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

4.4 mA

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

LS

5962-9759301QDA

Texas Instruments

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

YES

6

TTL

MIL-PRF-38535 Class Q

1

TUBE

5

5

50 pF

FLATPACK

FL14,.3

7 ns

20 Amp

Gate

1.27 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDFP-F14

5.5 V

2.03 mm

6.285 mm

Qualified

4.5 V

15.3 mA

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

F/FAST

JM38510/00804BDA

Texas Instruments

BUFFER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

6

TTL

1

5

15 pF

FLATPACK

30 ns

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

41 mA

9.21 mm

TTL/H/L

SNJ54L55T-14

Texas Instruments

AND-OR-INVERT GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

8

5

50 pF

FLATPACK

60 ns

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

Not Qualified

4.5 V

.65 mA

EXPANDABLE

TTL/H/L

JM38510/33301BDA

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

4

TTL

MIL-M-38510 Class B

2

TUBE

5

50 pF

FLATPACK

7.5 ns

1 Amp

1.27 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.285 mm

Not Qualified

4.5 V

13 mA

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

F/FAST

SNJ54LS27W-00

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

3

TTL

3

5

15 pF

FLATPACK

15 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

6.8 mA

9.21 mm

LS

SNJ54L51T-00

Texas Instruments

AND-OR-INVERT GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

6

5

50 pF

FLATPACK

60 ns

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

Not Qualified

4.5 V

1.3 mA

ASYMMETRICAL I/P'S

TTL/H/L

SNJ5417W-10

Texas Instruments

BUFFER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

6

TTL

1

5

15 pF

FLATPACK

30 ns

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

41 mA

9.21 mm

TTL/H/L

SN54LS00W-10

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

TTL

2

5

15 pF

FLATPACK

15 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

4.4 mA

9.21 mm

LS

5962-8760901DX

Texas Instruments

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

6

CMOS

MIL-STD-883

1

3.3

50 pF

FLATPACK

11 ns

24 Amp

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

6 V

2.03 mm

6.285 mm

Qualified

2 V

.04 mA

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

AC

SNJ54H21W-00

Texas Instruments

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

4

5

25 pF

FLATPACK

12 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

32 mA

9.21 mm

TTL/H/L

5962-00-350-8387

Texas Instruments

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC

NO

YES

TTL

5

5

FLATPACK

FL14,.3

16 Amp

Gates

1.27 mm

125 Cel

-55 Cel

DUAL

R-XDFP-F14

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN54S140W-00

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

4

5

50 pF

FLATPACK

6.5 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

44 mA

9.21 mm

S

SNJ54LVC06AW

Texas Instruments

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

6

CMOS

MIL-PRF-38535

1

TUBE

1.8

3.3

50 pF

FLATPACK

FL14,.3

5.6 ns

24 Amp

Gates

1.27 mm

125 Cel

OPEN-DRAIN

-55 Cel

DUAL

R-GDFP-F14

3.6 V

2.03 mm

6.285 mm

Not Qualified

1.65 V

9.21 mm

LVC/LCX/Z

5962-9751601QDX

Texas Instruments

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

3

TTL

MIL-STD-883

3

5

FLATPACK

9 ns

125 Cel

OPEN-COLLECTOR

-55 Cel

DUAL

R-CDFP-F14

5.5 V

Not Qualified

4.5 V

S

SN54ALS05W

Texas Instruments

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC

NO

YES

6

TTL

1

5

5

FLATPACK

FL14,.3

84 ns

Gates

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

DUAL

R-XDFP-F14

5.5 V

Not Qualified

4.5 V

SNJ5407W

Texas Instruments

BUFFER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

6

TTL

MIL-PRF-38535

1

TUBE

5

5

50 pF

FLATPACK

FL14,.3

30 ns

30 Amp

Gates

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

TIN LEAD

DUAL

R-GDFP-F14

5.5 V

2.03 mm

5.97 mm

Not Qualified

4.5 V

41 mA

IOL = 30MA @ VOL = 0.7V; IOH = 0.25MA @ VOH = 30V

e0

9.21 mm

TTL/H/L

SN54LS14W-10

Texas Instruments

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

6

TTL

1

5

15 pF

FLATPACK

22 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

21 mA

9.21 mm

LS

SNJ5410W-00

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

3

TTL

3

5

15 pF

FLATPACK

15 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

16.5 mA

9.21 mm

TTL/H/L

JM38510/01601BDB

Texas Instruments

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

TTL

2

5

15 pF

FLATPACK

19 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

33 mA

9.21 mm

TTL/H/L

SN54L10T-16

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

3

TTL

3

5

50 pF

FLATPACK

60 ns

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

Not Qualified

4.5 V

1.53 mA

TTL/H/L

SN54LVC08AW

Texas Instruments

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

CMOS

2

2.7

FLATPACK

4.8 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

3.6 V

2.03 mm

6.29 mm

Not Qualified

2 V

9.21 mm

LVC/LCX/Z

SNJ5432W-10

Texas Instruments

OR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

TTL

2

5

15 pF

FLATPACK

22 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

38 mA

9.21 mm

TTL/H/L

SN5413W-10

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

4

5

15 pF

FLATPACK

22 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

32 mA

9.21 mm

TTL/H/L

SN5423W-10

Texas Instruments

NOR GATE

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

4

5

15 pF

FLATPACK

15 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F16

5.5 V

2.03 mm

6.73 mm

Not Qualified

4.5 V

19 mA

STROBED O/P'S

10.2 mm

TTL/H/L

SNJ5410W-10

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

3

TTL

3

5

15 pF

FLATPACK

15 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

16.5 mA

9.21 mm

TTL/H/L

SNJ54LV08AW

Texas Instruments

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

4

CMOS

MIL-PRF-38535

2

TUBE

2.5

3.3

50 pF

FLATPACK

FL14,.3

21 ns

6 Amp

Gates

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.285 mm

Not Qualified

2 V

9.21 mm

LV/LV-A/LVX/H

SN54LS08W-10

Texas Instruments

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

TTL

2

5

15 pF

FLATPACK

20 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

8.8 mA

9.21 mm

LS

5962-01-021-1285

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC

NO

YES

TTL

MIL-STD-883 Class B (Modified)

5

5

FLATPACK

FL14,.3

Gates

1.27 mm

125 Cel

-55 Cel

DUAL

R-XDFP-F14

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN54L01T-00

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

TTL

2

5

50 pF

FLATPACK

60 ns

125 Cel

OPEN-COLLECTOR

-55 Cel

DUAL

R-GDFP-F14

5.5 V

Not Qualified

4.5 V

2.04 mA

TTL/H/L

SN54S133W

Texas Instruments

NAND GATE

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

YES

1

TTL

13

5

5

15 pF

FLATPACK

FL16,.3

7 ns

Gates

1.27 mm

125 Cel

-55 Cel

DUAL

R-CDFP-F16

5.5 V

2.03 mm

6.73 mm

Not Qualified

4.5 V

10 mA

NOT SPECIFIED

NOT SPECIFIED

10.2 mm

S

SNJ54LS54W

Texas Instruments

AND-OR-INVERT GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

1

TTL

MIL-PRF-38535

10

TUBE

5

5

15 pF

FLATPACK

FL14,.3

20 ns

-.4 Amp

Gates

1.27 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

2 mA

2-3-3-2 INPUT

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

LS

SN5422W

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

2

TTL

4

5

15 pF

FLATPACK

FL14,.3

15 ns

Gates

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

11 mA

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

TTL/H/L

SN54ALS15W

Texas Instruments

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC

NO

YES

3

TTL

3

5

5

FLATPACK

FL14,.3

59 ns

Gates

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

DUAL

R-XDFP-F14

5.5 V

Not Qualified

4.5 V

SNJ54ALS38BW

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

1

TTL

MIL-PRF-38535

2

TUBE

5

5

50 pF

FLATPACK

FL14,.3

59 ns

12 Amp

Gates

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDFP-F14

5.5 V

2.03 mm

6.285 mm

Not Qualified

4.5 V

7.8 mA

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

ALS

JM38510/33003BDA

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

3

TTL

MIL-M-38510 Class B

3

TUBE

5

50 pF

FLATPACK

7 ns

1 Amp

1.27 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-GDFP-F14

5.5 V

2.03 mm

5.97 mm

Not Qualified

4.5 V

7.7 mA

e0

9.21 mm

F/FAST

SN54132W

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

YES

4

TTL

2

5

5

15 pF

FLATPACK

FL14,.3

22 ns

Gates

1.27 mm

125 Cel

-55 Cel

DUAL

R-CDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

40 mA

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

TTL/H/L

SN54S134W

Texas Instruments

NAND GATE

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

YES

1

TTL

12

5

5

15 pF

FLATPACK

FL16,.3

7.5 ns

Gates

1.27 mm

125 Cel

3-STATE

-55 Cel

DUAL

R-CDFP-F16

5.5 V

2.03 mm

6.73 mm

Not Qualified

4.5 V

16 mA

NOT SPECIFIED

NOT SPECIFIED

10.2 mm

S

5962-9861101QDA

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

4

TTL

MIL-PRF-38535 Class Q

2

TUBE

5

5

50 pF

FLATPACK

FL14,.3

18 ns

-16 Amp

Gate

1.27 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.285 mm

Qualified

4.5 V

57 mA

IOL = 48MA @ VOL = 0.4V; IOH = 29MA @ VOH = 2V

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

TTL/H/L

JM38510/00504BDA

Texas Instruments

AND-OR-INVERT GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

8

5

15 pF

FLATPACK

15 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

9.5 mA

9.21 mm

TTL/H/L

SN54L00T-02

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

TTL

2

5

50 pF

FLATPACK

60 ns

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

Not Qualified

4.5 V

2.04 mA

TTL/H/L

SN74L01T

Texas Instruments

NAND GATE

COMMERCIAL

FLAT

14

DFP

RECTANGULAR

METAL

NO

YES

TTL

FLATPACK

FL14,.3

Gates

1.27 mm

70 Cel

OPEN-COLLECTOR

0 Cel

DUAL

R-MDFP-F14

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

5962-8869301SA

Texas Instruments

NAND GATE

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

6

TTL

MIL-STD-883

2

5

5

FLATPACK

FL20,.3

9 ns

12 Amp

Gate

1.27 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-GDFP-F20

5.5 V

Qualified

4.5 V

12 mA

e0

ALS

JM38510/15103BDA

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

TTL

2

5

15 pF

FLATPACK

22 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

40 mA

9.21 mm

TTL/H/L

SNJ54ALS20AW

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

2

TTL

MIL-PRF-38535

4

TUBE

5

5

50 pF

FLATPACK

FL14,.3

12.5 ns

.4 Amp

Gates

1.27 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.285 mm

Not Qualified

4.5 V

1.5 mA

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

ALS

SNJ54LS12W-10

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

3

TTL

3

5

15 pF

FLATPACK

28 ns

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

3.3 mA

9.21 mm

LS

Logic Gates

Logic gates are electronic circuits that perform basic logical operations on one or more inputs to produce a single output. They are the building blocks of digital circuits and are used to implement digital logic functions, such as AND, OR, NOT, XOR, and NAND.

Logic gates are designed using various technologies, including transistor-transistor logic (TTL), complementary metal-oxide-semiconductor (CMOS), and field-programmable gate arrays (FPGAs). They can be classified into three main types based on their operation: combinational logic gates, sequential logic gates, and programmable logic gates.

Combinational logic gates are logic gates that produce an output based solely on the current input values. These gates include the AND gate, OR gate, NOT gate, XOR gate, and NAND gate. The output of a combinational logic gate depends on the input values and the logic function implemented by the gate.

Sequential logic gates are logic gates that have memory elements and can store information. These gates include the SR flip-flop, D flip-flop, JK flip-flop, and T flip-flop. The output of a sequential logic gate depends on the current input values and the previous state of the gate.

Programmable logic gates are logic gates that can be programmed to implement different logic functions. These gates include programmable logic arrays (PLAs), programmable array logic (PALs), and field-programmable gate arrays (FPGAs). Programmable logic gates can be reprogrammed to adapt to changing system requirements.

Logic gates are used in various applications, including digital signal processing, control systems, and memory systems. They are essential components of digital systems and can be found in many electronic devices, such as computers, mobile phones, and digital cameras.