20 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

SNJ54HC4075FK

Texas Instruments

OR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

3

CMOS

38535Q/M;38534H;883B

3

5

2/6

CHIP CARRIER

LCC20,.35SQ

150 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

6 V

Not Qualified

2 V

HC/UH

SN74ALS804-1NP3

Texas Instruments

NAND GATE

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

6

TTL

2

5

5

IN-LINE

DIP20,.3

8 ns

48 Amp

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T20

5.5 V

4.5 V

12 mA

SN54HC30FH

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

1

CMOS

8

5

2/6

CHIP CARRIER

LCC20,.35SQ

195 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

6 V

Not Qualified

2 V

SNJ54LS28FK

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

TTL

38535Q/M;38534H;883B

2

5

5

45 pF

CHIP CARRIER

LCC20,.35SQ

24 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

13.8 mA

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

LS

SN74ALS86FN3

Texas Instruments

XOR GATE

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

NO

YES

4

TTL

2

5

5

CHIP CARRIER

LDCC20,.4SQ

17 ns

8 Amp

Gates

1.27 mm

70 Cel

0 Cel

QUAD

S-PQCC-J20

5.5 V

4.5 V

5.9 mA

SN54HCT04FK

Texas Instruments

INVERTER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

6

CMOS

1

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

30 ns

4 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

HCT

SN74AS804ANP1

Texas Instruments

NAND GATE

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

6

TTL

2

5

5

IN-LINE

DIP20,.3

9 ns

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T20

5.5 V

Not Qualified

4.5 V

27 mA

SNJ54ALS810FK

Texas Instruments

XNOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

TTL

38535Q/M;38534H;883B

2

5

50 pF

CHIP CARRIER

LCC20,.35SQ

23 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

7.5 mA

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

ALS

SN54AS30FK

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

1

TTL

8

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

5.5 ns

20 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

4.9 mA

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

AS

SN54LS32FK

Texas Instruments

OR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

TTL

2

5

5

15 pF

CHIP CARRIER

LCC20,.35SQ

22 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

9.8 mA

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

LS

SN74ALS1008AFN3

Texas Instruments

AND GATE

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

NO

YES

4

TTL

2

5

5

CHIP CARRIER

LDCC20,.4SQ

9 ns

Gates

1.27 mm

70 Cel

0 Cel

QUAD

S-PQCC-J20

5.5 V

4.5 V

SN54AS802FH-00

Texas Instruments

OR/NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

3

TTL

4

5

CHIP CARRIER

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.54 mm

8.89 mm

Not Qualified

4.5 V

8.89 mm

AS

JM38510/30007B2A

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

2

TTL

MIL-M-38510 Class B

4

TUBE

5

50 pF

CHIP CARRIER

15 ns

.4 Amp

1.27 mm

125 Cel

-55 Cel

TIN LEAD

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

2.2 mA

e0

8.89 mm

LS

SN54AHC86FK

Texas Instruments

XOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

4

CMOS

2

3.3

50 pF

CHIP CARRIER

16.5 ns

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

2 V

8.89 mm

AHC

SNJ54AC11011FK

Texas Instruments

AND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

CMOS

38535Q/M;38534H;883B

3.3/5

50 pF

CHIP CARRIER

LCC20,.35SQ

24 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SN74ALS08FN3

Texas Instruments

AND GATE

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

NO

YES

4

TTL

2

5

5

CHIP CARRIER

LDCC20,.4SQ

14 ns

Gates

1.27 mm

70 Cel

0 Cel

QUAD

S-PQCC-J20

5.5 V

4.5 V

SN74ALS804ANE4

Texas Instruments

NAND GATE

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

6

TTL

2

5

5

IN-LINE

DIP20,.3

8 ns

24 Amp

Gates

2.54 mm

70 Cel

0 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

12 mA

e4

25.4 mm

ALS

SN54S10FK

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

3

TTL

3

5

5

15 pF

CHIP CARRIER

LCC20,.35SQ

5 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

27 mA

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

S

SN74AS32FN

Texas Instruments

OR GATE

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

NO

YES

4

TTL

2

5

5

CHIP CARRIER

LDCC20,.4SQ

5.8 ns

Gates

1.27 mm

70 Cel

0 Cel

QUAD

S-PQCC-J20

5.5 V

Not Qualified

4.5 V

NOT SPECIFIED

NOT SPECIFIED

5962-8852201RX

Texas Instruments

AND GATE

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

6

TTL

MIL-STD-883

2

5

50 pF

IN-LINE

6.5 ns

20 Amp

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

33 mA

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

NOT SPECIFIED

NOT SPECIFIED

24.195 mm

AS

5962-8974701V2X

Texas Instruments

INVERTER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

6

CMOS

MIL-PRF-38535

1

5

CHIP CARRIER

30 ns

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

Not Qualified

4.5 V

HCT

SN54ALS136FK

Texas Instruments

XOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

TTL

2

5

50 pF

CHIP CARRIER

LCC20,.35SQ

55 ns

Gates

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

5.9 mA

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

ALS

SNJ54S11FK

Texas Instruments

AND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

3

TTL

MIL-PRF-38535

3

5

5

15 pF

CHIP CARRIER

LCC20,.35SQ

7.5 ns

20 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

42 mA

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

S

5962-8760902SX

Texas Instruments

INVERTER

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

6

CMOS

MIL-PRF-38535

1

3

FLATPACK

10 ns

125 Cel

-55 Cel

DUAL

R-GDFP-F20

6 V

Not Qualified

2 V

AC

SNJ54ACT11034J

Texas Instruments

BUFFER

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

NO

CMOS

38535Q/M;38534H;883B

5

5

IN-LINE

DIP20,.3

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-XDIP-T20

Not Qualified

5962-01-249-9752

Texas Instruments

OR GATE

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

NO

TTL

5

5

IN-LINE

DIP20,.3

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-XDIP-T20

Not Qualified

36 mA

NOT SPECIFIED

NOT SPECIFIED

SN74AS808BDWRE4

Texas Instruments

AND GATE

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

6

TTL

2

TR

5

5

50 pF

SMALL OUTLINE

SOP20,.4

6 ns

48 Amp

Gates

1.27 mm

70 Cel

0 Cel

DUAL

R-PDSO-G20

5.5 V

2.65 mm

7.5 mm

Not Qualified

4.5 V

33 mA

IOH = 48MA @ VOH = 2V; IOL = 48MA @ VOL = 0.5V

NOT SPECIFIED

NOT SPECIFIED

12.8 mm

AS

SN54HCT00FK

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

CMOS

2

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

30 ns

4 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

8.89 mm

HCT

SN74HC832DWR-00

Texas Instruments

OR GATE

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

6

CMOS

2

5

50 pF

SMALL OUTLINE

25 ns

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

6 V

2.65 mm

7.5 mm

Not Qualified

2 V

12.8 mm

HC/UH

SNJ54ALS1010AFK

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

3

TTL

38535Q/M;38534H;883B

3

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

12 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

5.8 mA

IOH = 1MA @ VOH = 2.4V; IOL = 12MA @ VOL = 0.4V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

ALS

5962-01-383-4580

Texas Instruments

INVERTER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

YES

TTL

5

5

CHIP CARRIER

LCC20,.35SQ

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SNJ54AS1000FH

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

4

TTL

38535Q/M;38534H;883B

2

5

5

CHIP CARRIER

LCC20,.35SQ

5 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

5.5 V

Not Qualified

4.5 V

SN74HC20FN

Texas Instruments

NAND GATE

INDUSTRIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

NO

YES

2

CMOS

4

5

2/6

CHIP CARRIER

LDCC20,.4SQ

140 ns

Gates

1.27 mm

85 Cel

-40 Cel

QUAD

S-PQCC-J20

6 V

Not Qualified

2 V

NOT SPECIFIED

NOT SPECIFIED

SN74ALS832N1

Texas Instruments

OR GATE

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

6

TTL

2

5

5

IN-LINE

DIP20,.3

9 ns

24 Amp

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T20

5.5 V

Not Qualified

4.5 V

SNJ54HCT04FK

Texas Instruments

INVERTER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

6

CMOS

MIL-PRF-38535

1

TUBE

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

30 ns

4 Amp

Gates

1.27 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

.02 mA

e0

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

HCT

SN74ALS832ADWR

Texas Instruments

OR GATE

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

6

TTL

2

TR

5

5

50 pF

SMALL OUTLINE

SOP20,.4

9 ns

24 Amp

Gates

1.27 mm

70 Cel

0 Cel

DUAL

R-PDSO-G20

5.5 V

2.65 mm

7.5 mm

Not Qualified

4.5 V

16 mA

IOH = 15MA @ VOH = 2V; IOL = 24MA @ VOL = 0.5V

NOT SPECIFIED

NOT SPECIFIED

12.8 mm

ALS

5962-01-241-0383

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

TTL

5

5

CHIP CARRIER

LCC20,.35SQ

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

5962-01-385-2207

Texas Instruments

NAND GATE

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

TTL

5

5

IN-LINE

DIP20,.3

24 Amp

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T20

Not Qualified

12 mA

NOT SPECIFIED

NOT SPECIFIED

SN74ALS136FN

Texas Instruments

XOR GATE

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

NO

YES

TTL

CHIP CARRIER

LDCC20,.4SQ

Gates

1.27 mm

70 Cel

OPEN-COLLECTOR

0 Cel

QUAD

S-PQCC-J20

Not Qualified

SNJ54AHCT08FKR

Texas Instruments

AND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

4

CMOS

MIL-PRF-38535

2

5

50 pF

CHIP CARRIER

9 ns

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

8.89 mm

AHCT/VHCT/VT

SN54AS808AFH-00

Texas Instruments

AND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

6

TTL

2

5

50 pF

CHIP CARRIER

6 ns

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.54 mm

8.89 mm

Not Qualified

4.5 V

32 mA

8.89 mm

AS

SNJ54AC11027FK

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

CMOS

38535Q/M;38534H;883B

3.3/5

50 pF

CHIP CARRIER

LCC20,.35SQ

24 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SN54AS11FK

Texas Instruments

AND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

3

TTL

3

5

50 pF

CHIP CARRIER

LCC20,.35SQ

6.5 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

18 mA

8.89 mm

AS

74AC11004DBLE

Texas Instruments

INVERTER

INDUSTRIAL

GULL WING

20

SSOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

6

CMOS

1

TR

5

3.3/5

50 pF

SMALL OUTLINE, SHRINK PITCH

SSOP20,.3

10 ns

24 Amp

Gates

.65 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G20

5.5 V

2 mm

5.3 mm

Not Qualified

3 V

DB

NOT SPECIFIED

NOT SPECIFIED

7.2 mm

AC

SN54ALS22BFH

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

2

TTL

4

5

5

CHIP CARRIER

LCC20,.35SQ

65 ns

Gates

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

QUAD

S-XQCC-N20

5.5 V

Not Qualified

4.5 V

SN74LS26FN3

Texas Instruments

NAND GATE

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

NO

YES

4

TTL

2

5

5

CHIP CARRIER

LDCC20,.4SQ

32 ns

Gates

1.27 mm

70 Cel

OPEN-COLLECTOR

0 Cel

QUAD

S-PQCC-J20

5.25 V

4.75 V

NOT SPECIFIED

NOT SPECIFIED

JM38510/31004B2A

Texas Instruments

AND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

TTL

MIL-M-38510 Class B

2

TUBE

5

15 pF

CHIP CARRIER

20 ns

16 Amp

1.27 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

8.8 mA

e0

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

LS

SN54AHCT86FK

Texas Instruments

XOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

4

CMOS

2

5

50 pF

CHIP CARRIER

10 ns

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

8.89 mm

AHCT/VHCT

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.