DIP 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

CD74HCT21EE4

Texas Instruments

AND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

2

CMOS

4

TUBE

5

5

50 pF

IN-LINE

DIP14,.3

41 ns

4 Amp

Gates

2.54 mm

125 Cel

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

e4

19.305 mm

HCT

SN54HC86J883B

Texas Instruments

XOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

4

CMOS

MIL-STD-883 Class B

2

5

IN-LINE

150 ns

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T14

6 V

5.08 mm

7.62 mm

Not Qualified

2 V

19.94 mm

HC/UH

5962-01-167-7876

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

TTL

5

5

15 pF

IN-LINE

DIP14,.3

4 Amp

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-XDIP-T14

Not Qualified

5.4 mA

NOT SPECIFIED

NOT SPECIFIED

SN74ALS00NP1

Texas Instruments

NAND GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

4

TTL

2

5

5

IN-LINE

DIP14,.3

11 ns

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T14

5.5 V

Not Qualified

4.5 V

SN74HC7003JP4

Texas Instruments

NAND GATE

INDUSTRIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

YES

NO

CMOS

IN-LINE

DIP14,.3

Gates

2.54 mm

85 Cel

OPEN-DRAIN

-40 Cel

DUAL

R-XDIP-T14

SN54ALS808J

Texas Instruments

AND GATE

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

NO

6

TTL

2

5

5

IN-LINE

DIP20,.3

11 ns

12 Amp

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-XDIP-T20

5.5 V

Not Qualified

4.5 V

SN74LS12N3

Texas Instruments

NAND GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

3

TTL

3

5

5

IN-LINE

DIP14,.3

32 ns

Gates

2.54 mm

70 Cel

OPEN-COLLECTOR

0 Cel

DUAL

R-PDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

NOT SPECIFIED

NOT SPECIFIED

19.305 mm

LS

SN54AS1804J

Texas Instruments

NAND GATE

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

6

TTL

2

5

5

50 pF

IN-LINE

DIP20,.3

5 ns

40 Amp

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

27 mA

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

NOT SPECIFIED

NOT SPECIFIED

24.195 mm

AS

SN74S38J4

Texas Instruments

NAND GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

4

TTL

2

5

5

IN-LINE

DIP14,.3

10 ns

Gates

2.54 mm

70 Cel

OPEN-COLLECTOR

0 Cel

DUAL

R-XDIP-T14

5.25 V

4.75 V

NOT SPECIFIED

NOT SPECIFIED

5962-8404101VCA

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

4

CMOS

MIL-PRF-38535 Class V

2

TUBE

5

2/6

50 pF

IN-LINE

DIP14,.3

135 ns

4 Amp

Gate

2.54 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-GDIP-T14

6 V

5.08 mm

6.67 mm

Qualified

2 V

.04 mA

LG-MAX

e0

19.56 mm

HC

SN74ALS133NP1

Texas Instruments

NAND GATE

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

1

TTL

13

5

5

IN-LINE

DIP16,.3

25 ns

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T16

5.5 V

Not Qualified

4.5 V

NOT SPECIFIED

NOT SPECIFIED

SN74ALS34J

Texas Instruments

BUFFER

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

6

TTL

1

IN-LINE

DIP14,.3

15 ns

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-XDIP-T14

5.5 V

Not Qualified

4.5 V

SN74AS32JP4

Texas Instruments

OR GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

4

TTL

2

5

5

IN-LINE

DIP14,.3

5.8 ns

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-XDIP-T14

5.5 V

4.5 V

NOT SPECIFIED

NOT SPECIFIED

SN74AHC32NE4

Texas Instruments

OR GATE

INDUSTRIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

4

CMOS

2

TUBE

3.3

2/5.5

50 pF

IN-LINE

DIP14,.3

13 ns

8 Amp

Gates

2.54 mm

85 Cel

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

2 V

e4

19.305 mm

AHC/VHC/H/U/V

SN54H20J

Texas Instruments

NAND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

2

TTL

4

5

25 pF

IN-LINE

DIP14,.3

10 ns

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

20 mA

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

TTL/H/L

5962-01-118-7788

Texas Instruments

AND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

TTL

5

5

IN-LINE

DIP14,.3

16 Amp

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-XDIP-T14

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN7410N1

Texas Instruments

NAND GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

3

TTL

3

5

5

IN-LINE

DIP14,.3

22 ns

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T14

5.25 V

Not Qualified

4.75 V

NOT SPECIFIED

NOT SPECIFIED

SN74LS55N3

Texas Instruments

AND-OR-INVERT GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

1

TTL

8

5

5

IN-LINE

DIP14,.3

20 ns

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T14

5.25 V

4.75 V

SNJ54ALS1804AJ

Texas Instruments

NAND GATE

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

6

TTL

38535Q/M;38534H;883B

2

5

50 pF

IN-LINE

DIP20,.3

9 ns

12 Amp

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

12 mA

IOH = 12MA @ VOH = 2V; IOL = 12MA @ VOL = 0.4V

NOT SPECIFIED

NOT SPECIFIED

24.195 mm

ALS

SN5440J

Texas Instruments

NAND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

2

TTL

4

5

5

15 pF

IN-LINE

DIP14,.3

22 ns

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

27 mA

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

TTL/H/L

SN74L10N3

Texas Instruments

NAND GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

TTL

5

5

IN-LINE

DIP14,.3

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T14

JM38510/65751

Texas Instruments

INVERTER

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

6

CMOS

MIL-M-38510 Class B

1

5

IN-LINE

30 ns

2.54 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

e0

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

HCT

JM38510/65204BCA

Texas Instruments

AND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

NO

3

CMOS

MIL-M-38510 Class B

3

TUBE

5

50 pF

IN-LINE

150 ns

5.2 Amp

2.54 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-CDIP-T14

6 V

5.08 mm

7.62 mm

Not Qualified

2 V

.004 mA

e0

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

HC/UH

SNJ54H55J

Texas Instruments

AND-OR-INVERT GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

1

TTL

38535Q/M;38534H;883B

8

5

25 pF

IN-LINE

DIP14,.3

11 ns

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

12 mA

WITH 2 EXPAND INPUTS

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

TTL/H/L

SN74S00N1

Texas Instruments

NAND GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

TTL

5

5

IN-LINE

DIP14,.3

20 Amp

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T14

Not Qualified

SN74AS805AN3

Texas Instruments

NOR GATE

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

6

TTL

2

5

5

IN-LINE

DIP20,.3

4.3 ns

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T20

5.5 V

4.5 V

32 mA

SN74ALS32J

Texas Instruments

OR GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

NO

4

TTL

2

5

5

IN-LINE

DIP14,.3

14 ns

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-CDIP-T14

5.5 V

Not Qualified

4.5 V

NOT SPECIFIED

NOT SPECIFIED

ALS

SN7453NP1

Texas Instruments

AND-OR-INVERT GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

1

TTL

8

IN-LINE

DIP14,.3

22 ns

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T14

5.25 V

Not Qualified

4.75 V

NOT SPECIFIED

NOT SPECIFIED

SN74HC30NP1

Texas Instruments

NAND GATE

INDUSTRIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

1

CMOS

8

5

2/6

IN-LINE

DIP14,.3

165 ns

Gates

2.54 mm

85 Cel

-40 Cel

DUAL

R-PDIP-T14

6 V

Not Qualified

2 V

SN74LS14J-00

Texas Instruments

INVERTER

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

6

TTL

1

5

15 pF

IN-LINE

22 ns

2.54 mm

70 Cel

0 Cel

DUAL

R-GDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

21 mA

19.56 mm

LS

SNJ54L20J

Texas Instruments

NAND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

2

TTL

4

5

50 pF

IN-LINE

60 ns

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

1.02 mA

19.56 mm

TTL/H/L

SNJ54H30J

Texas Instruments

NAND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

1

TTL

38535Q/M;38534H;883B

8

5

5

25 pF

IN-LINE

DIP14,.3

12 ns

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

10 mA

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

TTL/H/L

SN74S132JP4

Texas Instruments

NAND GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

YES

NO

4

TTL

2

5

5

IN-LINE

DIP14,.3

10.5 ns

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-XDIP-T14

5.5 V

4.5 V

NOT SPECIFIED

NOT SPECIFIED

SN74L55J

Texas Instruments

AND-OR-INVERT GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

TTL

IN-LINE

DIP14,.3

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-XDIP-T14

Not Qualified

SNJ54136J-00

Texas Instruments

XOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

4

TTL

2

5

15 pF

IN-LINE

55 ns

2.54 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

43 mA

19.56 mm

TTL/H/L

SNJ54S02J

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

4

TTL

MIL-PRF-38535

2

TUBE

5

5

15 pF

IN-LINE

DIP14,.3

5.5 ns

1 Amp

Gates

2.54 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

45 mA

LG-MAX

e0

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

S

SN7416J-00

Texas Instruments

INVERTER

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

6

TTL

1

5

15 pF

IN-LINE

23 ns

2.54 mm

70 Cel

OPEN-COLLECTOR

0 Cel

DUAL

R-GDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

51 mA

19.56 mm

TTL/H/L

SN74LS132N-10

Texas Instruments

NAND GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

15 pF

IN-LINE

22 ns

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

14 mA

19.305 mm

LS

DM5408J

Texas Instruments

AND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

4

TTL

2

5

IN-LINE

27 ns

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

4.5 V

LG-MAX

19.939 mm

TTL/H/L

DM54LS04J/883C

Texas Instruments

INVERTER

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

6

TTL

MIL-STD-883 Class C

1

5

50 pF

IN-LINE

15 ns

4000 Amp

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-CDIP-T14

5.5 V

4.5 V

6.6 mA

e0

LS

SNJ54LS37J-00

Texas Instruments

NAND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

4

TTL

2

5

45 pF

IN-LINE

24 ns

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

12 mA

19.56 mm

LS

DM74ALS02N/A+

Texas Instruments

NOR GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

IN-LINE

12 ns

70 Cel

0 Cel

DUAL

R-PDIP-T14

5.5 V

4.5 V

ALS

SN74AS808NP1

Texas Instruments

AND GATE

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

6

TTL

2

5

5

IN-LINE

DIP20,.3

6 ns

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T20

5.5 V

Not Qualified

4.5 V

86 mA

CD4012MW/883B

Texas Instruments

NAND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

CMOS

MIL-STD-883 Class B

4

5

IN-LINE

75 ns

125 Cel

-55 Cel

TIN LEAD

DUAL

R-PDIP-T14

15 V

3 V

e0

4000/14000/40000

SNJ5433J-00

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

4

TTL

2

5

150 pF

IN-LINE

24 ns

2.54 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

57 mA

19.56 mm

TTL/H/L

JM38510/08001BCA

Texas Instruments

AND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

3

TTL

MIL-M-38510 Class B

3

TUBE

5

15 pF

IN-LINE

7.5 ns

16 Amp

2.54 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

42 mA

LG-MAX

e0

NOT SPECIFIED

NOT SPECIFIED

19.94 mm

S

CD4081BD

Texas Instruments

AND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

NO

4

CMOS

2

5

5/15

50 pF

IN-LINE

DIP14,.3

250 ns

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-CDIP-T14

18 V

5.08 mm

7.62 mm

Not Qualified

3 V

NOT SPECIFIED

NOT SPECIFIED

19.43 mm

4000/14000/40000

SN74ALS05AJ

Texas Instruments

INVERTER

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

6

TTL

1

5

5

IN-LINE

DIP14,.3

54 ns

Gates

2.54 mm

70 Cel

OPEN-COLLECTOR

0 Cel

DUAL

R-XDIP-T14

5.5 V

Not Qualified

4.5 V

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.