SQUARE Logic Gates 2,400+

Reset All
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

SNC54AS802FH

Texas Instruments

OR/NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

TTL

MIL-STD-883 Class B (Modified)

CHIP CARRIER

LCC20,.35SQ

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

54S40FK

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

TTL

4

5

50 pF

CHIP CARRIER

6.5 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

44 mA

IOL = 60MA @ VOL = 0.5V; IOH = 3MA @ VOH = 2.5V

8.89 mm

S

M38510/31003B2A

Texas Instruments

AND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

2

TTL

MIL-PRF-38535 Class B

4

TUBE

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

30 ns

8 Amp

Gate

1.27 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Qualified

4.5 V

4.4 mA

e0

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

LS

54AC11002FK

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

CMOS

2

5

3.3/5

50 pF

CHIP CARRIER

LCC20,.35SQ

6.8 ns

24 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

3 V

CENTER PIN VCC AND GND

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

AC

M38510/65203B2X

Texas Instruments

AND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

UNSPECIFIED

NO

YES

4

CMOS

2

4.5

50 pF

CHIP CARRIER

28 ns

4 Amp

125 Cel

-55 Cel

QUAD

S-XQCC-N20

6 V

Qualified

2 V

.01 mA

HC/UH

SNC54AS21FH

Texas Instruments

AND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

TTL

MIL-STD-883 Class B (Modified)

5

5

CHIP CARRIER

LCC20,.35SQ

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

M38510/33002B2A

Texas Instruments

INVERTER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

6

TTL

MIL-PRF-38535 Class B

1

TUBE

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

7 ns

20 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

15.3 mA

e0

8.89 mm

F/FAST

54LS04LMQB

Texas Instruments

INVERTER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

6

TTL

1

5

50 pF

CHIP CARRIER

15 ns

4000 Amp

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

4.5 V

6.6 mA

LS

M38510/30005B2A

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

3

TTL

MIL-PRF-38535 Class B

3

TUBE

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

24 ns

1 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

3.3 mA

e0

8.89 mm

LS

M38510/30203B2X

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

TTL

2

5

125 pF

CHIP CARRIER

56 ns

12 Amp

125 Cel

OPEN-COLLECTOR

-55 Cel

QUAD

S-CQCC-N20

5.5 V

Qualified

4.5 V

12 mA

LS

54AC11014FK

Texas Instruments

INVERTER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

YES

6

CMOS

1

5

3.3/5

50 pF

CHIP CARRIER

LCC20,.35SQ

10.3 ns

24 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

3 V

CENTER PIN VCC AND GND

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

AC

SNC54ALS86FH

Texas Instruments

XOR 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

22 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

5.5 V

Not Qualified

4.5 V

M38510/33001B2X

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

TTL

2

5

50 pF

CHIP CARRIER

7 ns

20 Amp

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

Qualified

4.5 V

10.2 mA

F/FAST

85126012X

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

4

TTL

MIL-PRF-38535

2

5

CHIP CARRIER

45 ns

1.27 mm

125 Cel

OPEN-COLLECTOR

-55 Cel

QUAD

S-CQCC-N20

NOT APPLICABLE

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

NOT APPLICABLE

NOT APPLICABLE

8.89 mm

LS

M38510/38407B2X

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

TTL

4

5

CHIP CARRIER

10 ns

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

Not Qualified

4.5 V

ALS

SNC54HC11FH

Texas Instruments

AND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

3

CMOS

MIL-STD-883 Class B (Modified)

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

84037012X

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

4

CMOS

MIL-PRF-38535

2

5

CHIP CARRIER

135 ns

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

6 V

2.03 mm

8.89 mm

Qualified

2 V

NOT APPLICABLE

NOT APPLICABLE

8.89 mm

HC/UH

SNC54ALS133FH

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

1

TTL

MIL-STD-883 Class B (Modified)

13

5

5

CHIP CARRIER

LCC20,.35SQ

47 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

5.5 V

Not Qualified

4.5 V

NOT SPECIFIED

NOT SPECIFIED

54LS40FK

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

TTL

4

5

45 pF

CHIP CARRIER

24 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

6 mA

IOL = 12MA @ VOL = 0.4V; IOH = 1.2MA @ VOH = 2.5V

8.89 mm

LS

SNC54ALS1020FH

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

TTL

MIL-STD-883 Class B (Modified)

5

5

CHIP CARRIER

LCC20,.35SQ

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

74LS26FN

Texas Instruments

NAND GATE

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

4

TTL

2

5

15 pF

CHIP CARRIER

28 ns

1.27 mm

70 Cel

OPEN-COLLECTOR

0 Cel

QUAD

S-PQCC-J20

5.25 V

4.57 mm

8.9662 mm

Not Qualified

4.75 V

4.4 mA

8.9662 mm

LS

54LS30LMQB

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

MIL-STD-883

8

5

CHIP CARRIER

20 ns

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

1.905 mm

8.89 mm

4.5 V

8.89 mm

LS

M38510/65003B2X

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

CMOS

MIL-M-38510 Class B

4

4.5

CHIP CARRIER

26 ns

125 Cel

-55 Cel

QUAD

S-CQCC-N20

6 V

Not Qualified

2 V

HC/UH

M38510/34002B2X

Texas Instruments

AND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

3

TTL

3

5

50 pF

CHIP CARRIER

7.5 ns

20 Amp

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

Qualified

4.5 V

9.7 mA

F/FAST

M38510/65002B2X

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

3

CMOS

3

5

50 pF

CHIP CARRIER

145 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

54AC11034FK

Texas Instruments

BUFFER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

6

CMOS

1

5

3.3/5

50 pF

CHIP CARRIER

LCC20,.35SQ

7.3 ns

24 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

3 V

CENTER PIN VCC AND GND

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

AC

SNC54ALS1034FH

Texas Instruments

BUFFER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

6

TTL

MIL-STD-883 Class B (Modified)

1

5

5

CHIP CARRIER

LCC20,.35SQ

13 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

5.5 V

Not Qualified

4.5 V

M38510/37003B2A

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

2

TTL

MIL-M-38510 Class B

4

5

5

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

Not Qualified

4.5 V

1.5 mA

e0

ALS

M38510/31001B2X

Texas Instruments

AND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

3

TTL

3

5

CHIP CARRIER

30 ns

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

Not Qualified

4.5 V

LS

M38510/65702B2A

Texas Instruments

INVERTER

MILITARY

NO LEAD

20

QCCN

SQUARE

UNSPECIFIED

YES

6

CMOS

MIL-PRF-38535 Class B

1

5

CHIP CARRIER

33 ns

125 Cel

-55 Cel

QUAD

S-XQCC-N20

6 V

Not Qualified

2 V

HC/UH

54AC11030FK

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

1

CMOS

8

5

3.3/5

50 pF

CHIP CARRIER

LCC20,.35SQ

8 ns

24 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

3 V

CENTER PIN VCC AND GND

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

AC

SNC54ALS10FH

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

3

TTL

MIL-STD-883 Class B (Modified)

3

5

5

CHIP CARRIER

LCC20,.35SQ

16 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

5.5 V

Not Qualified

4.5 V

84040012A

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

CMOS

MIL-STD-883

8

4.5

CHIP CARRIER

150 ns

125 Cel

-55 Cel

QUAD

S-CQCC-N20

6 V

2 V

HC/UH

85126022X

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

4

TTL

MIL-PRF-38535

2

5

CHIP CARRIER

34 ns

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

Not Qualified

4.5 V

LS

SNC54HC20FK

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

2

CMOS

MIL-STD-883 Class B (Modified)

4

5

2/6

CHIP CARRIER

LCC20,.35SQ

165 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

6 V

Not Qualified

2 V

NOT SPECIFIED

NOT SPECIFIED

74LS40FN

Texas Instruments

NAND GATE

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

2

TTL

4

5

45 pF

CHIP CARRIER

24 ns

1.27 mm

70 Cel

0 Cel

QUAD

S-PQCC-J20

5.25 V

4.57 mm

8.9662 mm

Not Qualified

4.75 V

6 mA

IOL = 24MA @ VOL = 0.5V; IOH = 1.2MA @ VOH = 2.7V

8.9662 mm

LS

SNC54AS11FH

Texas Instruments

AND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

3

TTL

MIL-STD-883 Class B (Modified)

3

5

CHIP CARRIER

LCC20,.35SQ

6.5 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

5.5 V

Not Qualified

4.5 V

54ACT11802FK

Texas Instruments

OR/NOR GATE

MILITARY

NO LEAD

28

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

3

CMOS

4

5

5

CHIP CARRIER

LCC28,.45SQ

10.2 ns

24 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N28

5.5 V

2.03 mm

11.43 mm

Not Qualified

4.5 V

NOT SPECIFIED

NOT SPECIFIED

11.43 mm

ACT

M38510/65103B2X

Texas Instruments

XNOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

UNSPECIFIED

YES

4

CMOS

MIL-M-38510 Class B

2

4.5

CHIP CARRIER

29 ns

125 Cel

OPEN-DRAIN

-55 Cel

QUAD

S-XQCC-N20

6 V

Not Qualified

2 V

HC/UH

54AC11032FK

Texas Instruments

OR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

CMOS

2

5

3.3/5

50 pF

CHIP CARRIER

LCC20,.35SQ

6.3 ns

24 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

3 V

CENTER PIN VCC AND GND

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

AC

SNC54AS1034FH

Texas Instruments

BUFFER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

6

TTL

MIL-STD-883 Class B (Modified)

1

5

5

CHIP CARRIER

LCC20,.35SQ

6.5 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

5.5 V

Not Qualified

4.5 V

SNC54HC133FH

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

NO

YES

1

CMOS

MIL-STD-883 Class B (Modified)

13

5

2/6

CHIP CARRIER

LCC20,.35SQ

225 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

6 V

Not Qualified

2 V

84045012X

Texas Instruments

OR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

4

CMOS

MIL-PRF-38535

2

5

CHIP CARRIER

150 ns

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

6 V

2.03 mm

8.89 mm

Qualified

2 V

NOT APPLICABLE

NOT APPLICABLE

8.89 mm

HC/UH

M38510/65004B2A

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

CMOS

MIL-M-38510 Class B

8

4.5

CHIP CARRIER

41 ns

125 Cel

-55 Cel

QUAD

S-CQCC-N20

6 V

Not Qualified

2 V

HC/UH

54ACT11030FK

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

1

CMOS

8

5

50 pF

CHIP CARRIER

LCC20,.35SQ

9.3 ns

24 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

CENTER PIN VCC AND GND

8.89 mm

ACT

54AC11020FK

Texas Instruments

NAND GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

2

CMOS

4

5

3.3/5

50 pF

CHIP CARRIER

LCC20,.35SQ

7.7 ns

24 Amp

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

3 V

CENTER PIN VCC AND GND

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

AC

SNC54AS1000FH

Texas Instruments

NAND 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

5 ns

Gates

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

5.5 V

Not Qualified

4.5 V

54LS28FK

Texas Instruments

NOR GATE

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

4

TTL

2

5

45 pF

CHIP CARRIER

24 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

13.8 mA

IOL = 12MA @ VOL = 0.4V; IOH = 1.2MA @ VOH = 2.5V

8.89 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.