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

SNJ54L55T-05

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

SN54S20W-10

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

4

5

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

18 mA

9.21 mm

S

SN54HCT32W

Texas Instruments

OR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

CMOS

2

5

50 pF

FLATPACK

35 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

9.21 mm

HCT

5962-9757901QDA

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

3

TTL

MIL-PRF-38535 Class Q

3

5

5

FLATPACK

FL14,.3

7 ns

20 Amp

Gate

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

7.7 mA

9.21 mm

F/FAST

SN54S135W-00

Texas Instruments

XOR/XNOR GATE

MILITARY

FLAT

16

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-F16

5.5 V

2.03 mm

6.73 mm

Not Qualified

4.5 V

99 mA

10.2 mm

S

SNJ54HCT08WR

Texas Instruments

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

CMOS

MIL-PRF-38535

2

5

50 pF

FLATPACK

35 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.285 mm

Not Qualified

4.5 V

9.21 mm

HCT

SN54L54T-17

Texas Instruments

AND-OR-INVERT GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

10

5

50 pF

FLATPACK

60 ns

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

Not Qualified

4.5 V

.99 mA

TTL/H/L

SN54LVC06AW

Texas Instruments

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

6

CMOS

1

1.8

FLATPACK

3.9 ns

1.27 mm

125 Cel

OPEN-DRAIN

-55 Cel

DUAL

R-GDFP-F14

3.6 V

2.03 mm

6.29 mm

Not Qualified

1.65 V

9.21 mm

LVC/LCX/Z

SN54LS21W-10

Texas Instruments

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

4

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

4.4 mA

9.21 mm

LS

5962-8779401SA

Texas Instruments

NOR GATE

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

6

TTL

MIL-STD-883

2

5

5

FLATPACK

FL20,.3

4.8 ns

Gates

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F20

5.5 V

2.45 mm

6.92 mm

Not Qualified

4.5 V

32 mA

IOH = 40MA @ VOH = 2V; IOL = 40MA @ VOL = 0.5V

13.09 mm

AS

5962-01-202-9257

Texas Instruments

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC

NO

YES

TTL

38535Q/M;38534H;883B

5

5

15 pF

FLATPACK

FL14,.25

16 Amp

Gates

1.27 mm

125 Cel

-55 Cel

DUAL

R-XDFP-F14

Not Qualified

33 mA

NOT SPECIFIED

NOT SPECIFIED

SN54LVC14AW

Texas Instruments

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

6

CMOS

1

2.7

50 pF

FLATPACK

7.5 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

SNJ54LS22W-10

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

4

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

2.2 mA

9.21 mm

LS

SNJ54AHCT132W

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

PLASTIC/EPOXY

YES

YES

1

CMOS

MIL-PRF-38535

2

TUBE

5

5

50 pF

FLATPACK

FL14,.25

10 ns

8 Amp

Gates

1.27 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-PDFP-F14

5.5 V

2.03 mm

6.285 mm

Not Qualified

4.5 V

e0

9.21 mm

AHCT/VHCT/VT

5962-8870801DX

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

1

TTL

MIL-STD-883

8

5

50 pF

FLATPACK

6 ns

2 Amp

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.73 mm

Qualified

4.5 V

4 mA

NOT SPECIFIED

NOT SPECIFIED

10.2 mm

F/FAST

SNJ54LS55W-00

Texas Instruments

AND-OR-INVERT GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

8

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

1.3 mA

EXPANDABLE

9.21 mm

LS

SNJ54H04W

Texas Instruments

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

6

TTL

38535Q/M;38534H;883B

1

5

25 pF

FLATPACK

FL14,.3

10 ns

Gates

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.35 mm

Not Qualified

4.5 V

58 mA

CENTER PIN VCC AND GND

NOT SPECIFIED

NOT SPECIFIED

8.725 mm

TTL/H/L

SN54L54T-06

Texas Instruments

AND-OR-INVERT GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

10

5

50 pF

FLATPACK

60 ns

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

Not Qualified

4.5 V

.99 mA

TTL/H/L

SNJ5425W

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

2

TTL

MIL-PRF-38535

4

TUBE

5

5

15 pF

FLATPACK

FL14,.3

22 ns

.8 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

19 mA

STROBED O/PS

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

TTL/H/L

SNJ54L02T-10

Texas Instruments

NOR 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

2.6 mA

TTL/H/L

5962-9681701QDX

Texas Instruments

XOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

CMOS

2

5

FLATPACK

10 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.285 mm

Not Qualified

4.5 V

NOT APPLICABLE

NOT APPLICABLE

9.21 mm

AHCT/VHCT

SNJ54L20T-04

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

4

5

50 pF

FLATPACK

60 ns

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

Not Qualified

4.5 V

1.02 mA

TTL/H/L

SN54L10T-03

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

SNJ54H52W-10

Texas Instruments

AND-OR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

9

5

25 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

31 mA

EXPANDABLE

9.21 mm

TTL/H/L

SNJ54L00T-06

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

SN54LS30W-10

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

8

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

1.1 mA

9.21 mm

LS

5962-8761501DA

Texas Instruments

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

4

CMOS

MIL-STD-883

2

TUBE

3.3

3.3/5

50 pF

FLATPACK

FL14,.3

12.5 ns

24 Amp

Gate

1.27 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDFP-F14

6 V

2.03 mm

6.29 mm

Qualified

2 V

.04 mA

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

AC

SN54L20T-11

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

4

5

50 pF

FLATPACK

60 ns

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

Not Qualified

4.5 V

1.02 mA

TTL/H/L

SN54L55T-17

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

SN5486W-00

Texas Instruments

XOR 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

43 mA

9.21 mm

TTL/H/L

SNJ54S64W-10

Texas Instruments

AND-OR-INVERT GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

11

5

15 pF

FLATPACK

5.5 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

16 mA

9.21 mm

S

SN54L30T-10

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

8

5

50 pF

FLATPACK

100 ns

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

Not Qualified

4.5 V

.51 mA

TTL/H/L

SNJ54AC32W

Texas Instruments

OR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

4

CMOS

MIL-PRF-38535

2

TUBE

3.3

3.3/5

50 pF

FLATPACK

FL14,.3

12 ns

24 Amp

Gates

1.27 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDFP-F14

6 V

2.03 mm

6.285 mm

Not Qualified

2 V

.04 mA

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

AC

SNJ5408W

Texas Instruments

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

4

TTL

38535Q/M;38534H;883B

2

5

5

15 pF

FLATPACK

FL14,.3

19 ns

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

33 mA

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

TTL/H/L

5962-9680301QDX

Texas Instruments

INVERTER

MILITARY

FLAT

14

QFF

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

6

CMOS

MIL-PRF-38535 Class Q

1

3.3

50 pF

FLATPACK

12 ns

8 Amp

1.27 mm

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Qualified

2 V

.02 mA

9.21 mm

AHC

SN54L30T-14

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

8

5

50 pF

FLATPACK

100 ns

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

Not Qualified

4.5 V

.51 mA

TTL/H/L

SNJ54ALS33W

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC

NO

YES

4

TTL

38535Q/M;38534H;883B

2

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

NOT SPECIFIED

NOT SPECIFIED

SN5404W

Texas Instruments

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

6

TTL

1

5

5

15 pF

FLATPACK

FL14,.3

15 ns

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

33 mA

CENTER PIN VCC AND GND

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

TTL/H/L

SNJ54AS808W

Texas Instruments

AND GATE

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC

NO

YES

6

TTL

38535Q/M;38534H;883B

2

5

5

FLATPACK

FL20,.3

6.5 ns

Gates

1.27 mm

125 Cel

-55 Cel

DUAL

R-XDFP-F20

5.5 V

Not Qualified

4.5 V

86 mA

SN5412W

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

YES

3

TTL

3

5

5

15 pF

FLATPACK

FL14,.3

15 ns

Gates

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

DUAL

R-CDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

16.5 mA

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

TTL/H/L

5962-8854001DA

Texas Instruments

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

6

TTL

MIL-STD-883

1

TUBE

5

5

50 pF

FLATPACK

FL14,.3

84 ns

8 Amp

Gate

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDFP-F14

5.5 V

2.03 mm

6.285 mm

Qualified

4.5 V

4.2 mA

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

ALS

5962-9752801QDA

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

4

CMOS

MIL-PRF-38535 Class Q

2

TUBE

3.3

2/5.5

50 pF

FLATPACK

FL14,.3

13 ns

50 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

2 V

.02 mA

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

AHC/VHC/H/U/V

SNJ54AS804W

Texas Instruments

NAND GATE

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC

NO

YES

6

TTL

38535Q/M;38534H;883B

2

5

5

FLATPACK

FL20,.3

5 ns

Gates

1.27 mm

125 Cel

-55 Cel

DUAL

R-XDFP-F20

5.5 V

Not Qualified

4.5 V

63 mA

SN54L51T-11

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

JM38510/30009BDA

Texas Instruments

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

1

TTL

MIL-M-38510 Class B

8

TUBE

5

50 pF

FLATPACK

20 ns

.4 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

1.1 mA

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

LS

SNJ54L54T-07

Texas Instruments

AND-OR-INVERT GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

10

5

50 pF

FLATPACK

60 ns

125 Cel

-55 Cel

DUAL

R-GDFP-F14

5.5 V

Not Qualified

4.5 V

.99 mA

TTL/H/L

SN74AUP1G32DRLRG4

Texas Instruments

OR GATE

INDUSTRIAL

FLAT

5

VSOF

RECTANGULAR

PLASTIC/EPOXY

NO

YES

1

CMOS

2

TR

1.2

1.2/3.3

30 pF

SMALL OUTLINE, VERY THIN PROFILE

FL6,.047,20

26.7 ns

1.7 Amp

Gates

.5 mm

85 Cel

3-STATE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-F5

1

3.6 V

.6 mm

1.2 mm

Not Qualified

.8 V

e4

30

260

1.6 mm

AUP/ULP/V

SN54S02W-00

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

TTL

2

5

15 pF

FLATPACK

5.5 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

45 mA

9.21 mm

S

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.