NOR GATE 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

M38510/37302B2A

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

3

TTL

38535Q/M;38534H;883B

3

5

5

CHIP CARRIER

LCC20,.35SQ

26 ns

4 Amp

Gate

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

4 mA

e0

NOT APPLICABLE

NOT APPLICABLE

8.89 mm

ALS

SNV54HC02J

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

4

CMOS

38535V;38534K;883S

2

5

2/6

50 pF

IN-LINE

DIP14,.3

135 ns

4 Amp

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T14

6 V

5.08 mm

7.62 mm

Not Qualified

2 V

19.56 mm

HC/UH

M38510/37301BCX

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

4

TTL

2

5

50 pF

IN-LINE

16 ns

4 Amp

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Qualified

4.5 V

3 mA

NOT APPLICABLE

NOT APPLICABLE

19.56 mm

ALS

SNC54ALS33AFH

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

4

TTL

MIL-STD-883 Class B (Modified)

2

5

5

CHIP CARRIER

LCC20,.35SQ

59 ns

Gates

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

QUAD

S-XQCC-N20

5.5 V

Not Qualified

4.5 V

NOT SPECIFIED

NOT SPECIFIED

SNC54LS27J

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

3

TTL

MIL-STD-883 Class B (Modified)

3

5

5

IN-LINE

DIP14,.3

15 ns

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-XDIP-T14

5.5 V

Not Qualified

4.5 V

NOT SPECIFIED

NOT SPECIFIED

LS

M38510/00401BDA

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

4

TTL

MIL-M-38510 Class B

2

TUBE

5

5

50 pF

FLATPACK

FL14,.3

22 ns

.8 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

6.5 mA

e0

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

TTL/H/L

SNC54HC27J

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

3

CMOS

MIL-STD-883 Class B (Modified)

3

5

2/6

IN-LINE

DIP14,.3

135 ns

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-XDIP-T14

6 V

Not Qualified

2 V

NOT SPECIFIED

NOT SPECIFIED

M38510/65104BCA

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

2

CMOS

MIL-M-38510 Class B

4

TUBE

5

2/6

50 pF

IN-LINE

DIP14,.3

165 ns

5.2 Amp

Gate

2.54 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDIP-T14

6 V

5.08 mm

7.62 mm

Qualified

2 V

.01 mA

LG-MAX

e0

NOT SPECIFIED

NOT SPECIFIED

19.94 mm

HC/UH

54F02DM

Texas Instruments

NOR GATE

MILITARY

DIP

4

TTL

2

5

7.5 ns

2.54 mm

125 Cel

-55 Cel

5.5 V

5.08 mm

7.62 mm

4.5 V

LG-MAX

19.939 mm

F/FAST

SNC54AS1036J

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

4

TTL

MIL-STD-883 Class B (Modified)

2

5

5

IN-LINE

DIP14,.3

4.5 ns

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-XDIP-T14

5.5 V

Not Qualified

4.5 V

74LS27DR

Texas Instruments

NOR GATE

COMMERCIAL

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

3

TTL

3

5

15 pF

SMALL OUTLINE

15 ns

1.27 mm

70 Cel

0 Cel

DUAL

R-PDSO-G14

5.25 V

1.75 mm

3.9 mm

Not Qualified

4.75 V

6.8 mA

8.65 mm

LS

M38510/05252BCA

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

4

CMOS

38535Q/M;38534H;883B

2

TUBE

5

5/15

50 pF

IN-LINE

DIP14,.3

250 ns

1.5 Amp

Gate

2.54 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDIP-T14

18 V

5.08 mm

7.62 mm

Qualified

3 V

.03 mA

e0

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

4000/14000/40000

SNC54ALS805FH

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

TTL

MIL-STD-883 Class B (Modified)

CHIP CARRIER

LCC20,.35SQ

12 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SNC54ALS33W

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC

NO

YES

4

TTL

MIL-STD-883 Class B (Modified)

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

SNC54ALS28J

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

4

TTL

MIL-STD-883 Class B (Modified)

2

5

5

IN-LINE

DIP14,.3

16 ns

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-XDIP-T14

5.5 V

Not Qualified

4.5 V

NOT SPECIFIED

NOT SPECIFIED

M38510/65101B2A

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

CMOS

MIL-M-38510 Class B

2

TUBE

5

2/6

50 pF

CHIP CARRIER

LCC20,.35SQ

135 ns

4 Amp

Gate

1.27 mm

125 Cel

-55 Cel

TIN LEAD

QUAD

S-CQCC-N20

6 V

2.03 mm

8.89 mm

Qualified

2 V

.01 mA

e0

8.89 mm

HC

M38510/65101B2X

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

CMOS

2

5

50 pF

CHIP CARRIER

135 ns

4 Amp

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

6 V

2.03 mm

8.89 mm

Qualified

2 V

.01 mA

NOT APPLICABLE

NOT APPLICABLE

8.89 mm

HC/UH

54LS27W

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

SNC54128W

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC

NO

YES

4

TTL

MIL-STD-883 Class B (Modified)

2

5

5

FLATPACK

FL14,.3

18 ns

Gates

1.27 mm

125 Cel

-55 Cel

DUAL

R-XDFP-F14

5.5 V

Not Qualified

4.5 V

NOT SPECIFIED

NOT SPECIFIED

M38510/37301SCA

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

UNSPECIFIED

NO

4

TTL

MIL-M-38510 Class S

2

5

IN-LINE

14 ns

125 Cel

-55 Cel

DUAL

R-XDIP-T14

5.5 V

Not Qualified

4.5 V

ALS

M38510/65101SDA

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

UNSPECIFIED

YES

4

CMOS

MIL-M-38510 Class S

2

4.5

FLATPACK

21 ns

125 Cel

-55 Cel

DUAL

R-XDFP-F14

6 V

Not Qualified

2 V

HC/UH

M38510/30302BDA

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

YES

3

TTL

MIL-PRF-38535 Class B

3

TUBE

5

5

50 pF

FLATPACK

FL14,.3

15 ns

.8 Amp

Gate

1.27 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-GDFP-F14

5.5 V

2.03 mm

5.97 mm

Qualified

4.5 V

6.8 mA

e0

9.21 mm

LS

54F02LM

Texas Instruments

NOR GATE

MILITARY

QCCN

4

TTL

2

5

7.5 ns

1.27 mm

125 Cel

-55 Cel

5.5 V

1.905 mm

8.89 mm

4.5 V

8.89 mm

F/FAST

84041012A

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

CMOS

MIL-STD-883

2

TUBE

5

2/6

50 pF

CHIP CARRIER

LCC20,.35SQ

135 ns

4 Amp

Gate

1.27 mm

125 Cel

-55 Cel

TIN LEAD

QUAD

S-CQCC-N20

6 V

2.03 mm

8.89 mm

Qualified

2 V

.04 mA

e0

8.89 mm

HC

SN151910U

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC

NO

YES

DTL

FLATPACK

FL14,.3

Gates

1.27 mm

125 Cel

-55 Cel

DUAL

R-XDFP-F14

Not Qualified

SNC5433W

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC

NO

YES

4

TTL

MIL-STD-883 Class B (Modified)

2

5

5

FLATPACK

FL14,.3

24 ns

Gates

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

DUAL

R-XDFP-F14

5.5 V

Not Qualified

4.5 V

CD54ACT02F3A

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

NO

4

CMOS

2

TUBE

5

5

50 pF

IN-LINE

DIP14,.3

12.2 ns

24 Amp

Gates

2.54 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-CDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

.08 mA

e0

19.43 mm

ACT

M38510/38402BCX

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

4

TTL

2

5

50 pF

IN-LINE

10 ns

12 Amp

125 Cel

-55 Cel

DUAL

R-GDIP-T14

5.5 V

Qualified

4.5 V

9 mA

ALS

V62/06631-01XE

Texas Instruments

NOR GATE

MILITARY

GULL WING

5

TSSOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

1

CMOS

2

TR

1.8

3.3

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP5/6,.08

10.7 ns

32 Amp

Gates

.65 mm

125 Cel

-55 Cel

Nickel/Palladium/Gold (Ni/Pd/Au)

DUAL

R-PDSO-G5

1

5.5 V

1.1 mm

1.25 mm

Not Qualified

1.65 V

.01 mA

e4

NOT SPECIFIED

260

2 mm

LVC/LCX/Z

ECL2505N

Texas Instruments

NOR GATE

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

ECL

IN-LINE

DIP16,.3

Gates

2.54 mm

70 Cel

0 Cel

DUAL

R-PDIP-T16

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

M38510/00402BEA

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

2

TTL

4

5

IN-LINE

15 ns

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

STROBED O/P'S

19.56 mm

TTL/H/L

M38510/38402BCA

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

4

TTL

MIL-PRF-38535 Class B

2

TUBE

5

5

50 pF

IN-LINE

DIP14,.3

10 ns

12 Amp

Gate

2.54 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-GDIP-T14

5.5 V

5.08 mm

6.67 mm

Qualified

4.5 V

9 mA

e0

19.56 mm

ALS

M38510/30301B2A

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

TTL

MIL-M-38510 Class B

2

TUBE

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

15 ns

.4 Amp

Gate

1.27 mm

125 Cel

-55 Cel

TIN LEAD

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Qualified

4.5 V

5.4 mA

e0

8.89 mm

LS

54LS27J

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

3

TTL

3

5

15 pF

IN-LINE

15 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

6.8 mA

19.56 mm

LS

M38510/65102B2A

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

UNSPECIFIED

YES

3

CMOS

MIL-M-38510 Class B

3

4.5

CHIP CARRIER

22 ns

125 Cel

-55 Cel

QUAD

S-XQCC-N20

6 V

Not Qualified

2 V

HC/UH

8512601CX

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

4

TTL

MIL-PRF-38535

2

5

50 pF

IN-LINE

45 ns

12 Amp

2.54 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

DUAL

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Qualified

4.5 V

13.8 mA

NOT APPLICABLE

NOT APPLICABLE

19.56 mm

LS

M38510/05254BCA

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

3

CMOS

38535Q/M;38534H;883B

3

TUBE

5

5/15

50 pF

IN-LINE

DIP14,.3

250 ns

1.5 Amp

Gate

2.54 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-GDIP-T14

18 V

5.08 mm

7.62 mm

Qualified

3 V

.03 mA

e0

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

4000/14000/40000

7433N

Texas Instruments

NOR GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

50 pF

IN-LINE

18 ns

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

57 mA

IOL = 48MA @ VOL = 0.4V; IOH = 0.25MA @ VOH = 5.5V

19.305 mm

TTL/H/L

M38510/00404BCX

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

3

TTL

3

5

IN-LINE

15 ns

125 Cel

-55 Cel

DUAL

R-GDIP-T14

5.5 V

Not Qualified

4.5 V

TTL/H/L

M38510/38402B2A

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

TTL

MIL-PRF-38535 Class B

2

5

5

CHIP CARRIER

LCC20,.35SQ

10 ns

12 Amp

Gate

1.27 mm

125 Cel

-55 Cel

TIN LEAD

QUAD

S-CQCC-N20

5.5 V

Not Qualified

4.5 V

9 mA

e0

ALS

M38510/65104SDX

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

UNSPECIFIED

YES

2

CMOS

MIL-M-38510 Class S

4

4.5

FLATPACK

28 ns

125 Cel

-55 Cel

DUAL

R-XDFP-F14

6 V

Not Qualified

2 V

HC/UH

SNC54LS28J

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

4

TTL

MIL-STD-883 Class B (Modified)

2

5

5

IN-LINE

DIP14,.3

24 ns

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-XDIP-T14

5.5 V

Not Qualified

4.5 V

SNC54HC36J

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

NO

4

CMOS

MIL-STD-883 Class B (Modified)

2

5

IN-LINE

DIP14,.3

150 ns

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-XDIP-T14

6 V

Not Qualified

2 V

7428N

Texas Instruments

NOR GATE

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

2

5

50 pF

IN-LINE

12 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

57 mA

IOL = 48MA @ VOL = 0.4V; IOH = 2.4MA @ VOH = 2.4V

19.305 mm

TTL/H/L

SNC5402J

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

4

TTL

MIL-STD-883 Class B (Modified)

2

5

5

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

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

TTL/H/L

SNC54ALS33FH

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

4

TTL

MIL-STD-883 Class B (Modified)

2

5

5

CHIP CARRIER

LCC20,.35SQ

59 ns

Gates

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

QUAD

S-XQCC-N20

5.5 V

Not Qualified

4.5 V

NOT SPECIFIED

NOT SPECIFIED

M38510/65104BDX

Texas Instruments

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

UNSPECIFIED

YES

2

CMOS

MIL-M-38510 Class B

4

4.5

FLATPACK

28 ns

125 Cel

-55 Cel

DUAL

R-XDFP-F14

6 V

Not Qualified

2 V

HC/UH

M38510/05254BCX

Texas Instruments

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

NO

3

CMOS

3

5

50 pF

IN-LINE

250 ns

2.6 Amp

2.54 mm

125 Cel

-55 Cel

DUAL

R-GDIP-T14

18 V

5.08 mm

7.62 mm

Qualified

3 V

.03 mA

NOT APPLICABLE

NOT APPLICABLE

19.56 mm

4000/14000/40000

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.