STMicroelectronics Logic Gates 2,398

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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

5962F8973603VYX

STMicroelectronics

OR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

300k Rad(Si)

CERAMIC, METAL-SEALED COFIRED

YES

4

CMOS

MIL-PRF-38535 Class V

2

5

FLATPACK

9 ns

125 Cel

-55 Cel

DUAL

R-CDFP-F14

5.5 V

Qualified

4.5 V

ACT

5962-8761501XX

STMicroelectronics

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

4

CMOS

2

3

FLATPACK

12.5 ns

125 Cel

-55 Cel

DUAL

R-CDFP-F14

6 V

Not Qualified

2 V

AC

74AC86M

STMicroelectronics

XOR GATE

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

4

CMOS

2

TUBE

3.3

3.3/5

50 pF

SMALL OUTLINE

SOP14,.25

14 ns

12 Amp

Gates

1.27 mm

125 Cel

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G14

1

6 V

1.75 mm

3.9 mm

Not Qualified

2 V

e4

8.65 mm

AC

5962F9068702VXC

STMicroelectronics

XOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

300k Rad(Si)

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

CMOS

MIL-PRF-38535 Class V

2

5

5

50 pF

FLATPACK

FL14,.3

10.5 ns

24 Amp

Gate

1.27 mm

125 Cel

-55 Cel

Gold (Au)

DUAL

R-CDFP-F14

5.5 V

Qualified

4.5 V

e4

ACT

5962-8762401VXA

STMicroelectronics

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

YES

6

CMOS

MIL-PRF-38535 Class V

1

3

3.3/5

50 pF

FLATPACK

FL14,.3

16 ns

12 Amp

Gates

1.27 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-CDFP-F14

6 V

Not Qualified

2 V

e0

AC

74LVX20M

STMicroelectronics

NAND GATE

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

2

CMOS

4

TUBE

3.3

3.3

50 pF

SMALL OUTLINE

SOP14,.25

16.4 ns

4 Amp

Gates

1.27 mm

125 Cel

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G14

3.6 V

1.75 mm

3.9 mm

Not Qualified

2 V

e4

8.65 mm

LV/LV-A/LVX/H

HCF4025BEY

STMicroelectronics

NOR GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

3

CMOS

3

TUBE

5

5/15

50 pF

IN-LINE

DIP14,.3

200 ns

Gates

2.54 mm

125 Cel

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDIP-T14

20 V

5.1 mm

7.62 mm

Not Qualified

3 V

e4

4000/14000/40000

M74HCT27M1R

STMicroelectronics

NOR GATE

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

3

CMOS

3

TUBE

5

5

50 pF

SMALL OUTLINE

SOP14,.25

29 ns

4 Amp

Gates

1.27 mm

125 Cel

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G14

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

e4

8.65 mm

HCT

5962F8760901VYX

STMicroelectronics

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

300k Rad(Si)

CERAMIC, METAL-SEALED COFIRED

YES

6

CMOS

MIL-PRF-38535 Class V

1

3

FLATPACK

11 ns

125 Cel

-55 Cel

DUAL

R-CDFP-F14

6 V

Qualified

2 V

AC

HCF4068BC1

STMicroelectronics

AND/NAND GATE

INDUSTRIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

NO

YES

1

CMOS

8

5

3/15

50 pF

CHIP CARRIER

LDCC20,.4SQ

300 ns

Gates

1.27 mm

85 Cel

-40 Cel

MATTE TIN

QUAD

S-PQCC-J20

15 V

4.57 mm

8.965 mm

Not Qualified

3 V

e3

8.965 mm

4000/14000/40000

M74HC386TTR

STMicroelectronics

XOR GATE

MILITARY

GULL WING

14

TSSOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

4

CMOS

2

TR

4.5

2/6

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP14,.25

145 ns

4 Amp

Gates

.65 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-PDSO-G14

6 V

1.2 mm

4.4 mm

Not Qualified

2 V

e0

5 mm

HC/UH

M74HC14YTTR

STMicroelectronics

INVERTER

MILITARY

GULL WING

14

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

YES

6

CMOS

AEC-Q100

1

TR

4.5

2/6

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP14,.25

190 ns

4 Amp

Gates

.65 mm

125 Cel

-55 Cel

DUAL

R-PDSO-G14

1

6 V

1.2 mm

4.4 mm

Not Qualified

2 V

5 mm

HC/UH

5962-8762401VXX

STMicroelectronics

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

6

CMOS

1

3

FLATPACK

16 ns

125 Cel

-55 Cel

DUAL

R-CDFP-F14

6 V

Not Qualified

2 V

AC

5962F8769903QXA

STMicroelectronics

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

300k Rad(Si)

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

CMOS

MIL-PRF-38535 Class Q

2

5

5

50 pF

FLATPACK

FL14,.25

9.5 ns

24 Amp

Gate

1.27 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-CDFP-F14

5.5 V

Qualified

4.5 V

e0

ACT

5962F8955001XA

STMicroelectronics

XOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

300k Rad(Si)

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

CMOS

MIL-PRF-38535

2

4.5

3.3/5

50 pF

FLATPACK

FL14,.3

14 ns

12 Amp

Gate

1.27 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-CDFP-F14

6 V

Qualified

2 V

e0

AC

HCF4086M013TR

STMicroelectronics

AND-OR-INVERT GATE

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

1

CMOS

8

TR

5

5/15

50 pF

SMALL OUTLINE

SOP14,.25

620 ns

Gates

1.27 mm

125 Cel

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G14

20 V

1.75 mm

3.9 mm

Not Qualified

3 V

EXPANDABLE

e4

8.65 mm

4000/14000/40000

5962-8681901VXC

STMicroelectronics

INVERTER

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

YES

6

CMOS

MIL-PRF-38535 Class V

1

4.5

2/6

50 pF

FLATPACK

FL16,.3

130 ns

4 Amp

Gates

1.27 mm

125 Cel

-55 Cel

GOLD

DUAL

R-CDFP-F16

6 V

Not Qualified

2 V

e4

HC/UH

M74HC14RM13

STMicroelectronics

INVERTER

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

6

CMOS

1

4.5

SMALL OUTLINE

190 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-PDSO-G14

6 V

1.75 mm

3.9 mm

2 V

NOT SPECIFIED

NOT SPECIFIED

8.65 mm

HC/UH

M74HC14TTR

STMicroelectronics

INVERTER

MILITARY

GULL WING

14

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

YES

6

CMOS

1

TR

4.5

2/6

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP14,.25

190 ns

4 Amp

Gates

.65 mm

125 Cel

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G14

6 V

1.2 mm

4.4 mm

Not Qualified

2 V

e4

5 mm

HC/UH

74ACT02MTT

STMicroelectronics

NOR GATE

INDUSTRIAL

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

4

CMOS

2

5

50 pF

SMALL OUTLINE

9 ns

1.27 mm

85 Cel

-40 Cel

DUAL

R-PDSO-G14

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

8.65 mm

ACT

RHFACT32K04V

STMicroelectronics

OR GATE

FLAT

14

DFP

RECTANGULAR

300k Rad(Si)

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

CMOS

MIL-PRF-38535 Class V

2

STRIP PACK

5

FLATPACK

FL14,.25

1.27 mm

150 Cel

-55 Cel

DUAL

R-CDFP-F14

5.5 V

2.72 mm

6.345 mm

4.5 V

9.5 mm

ACT

5962F8754901XA

STMicroelectronics

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

300k Rad(Si)

CERAMIC, METAL-SEALED COFIRED

NO

YES

4

CMOS

MIL-PRF-38535

2

3

3.3/5

50 pF

FLATPACK

FL14,.3

11.9 ns

12 Amp

Gate

1.27 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-CDFP-F14

6 V

Qualified

2 V

e0

AC

HCF4002M013TR

STMicroelectronics

NOR GATE

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

2

CMOS

4

TR

5

5/15

50 pF

SMALL OUTLINE

SOP14,.25

200 ns

Gates

1.27 mm

125 Cel

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G14

20 V

1.75 mm

3.9 mm

Not Qualified

3 V

e4

8.65 mm

4000/14000/40000

M74HCT7007C1

STMicroelectronics

BUFFER

INDUSTRIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

NO

YES

6

CMOS

1

5

5

50 pF

CHIP CARRIER

LDCC20,.4SQ

33 ns

4 Amp

Gates

1.27 mm

85 Cel

-40 Cel

TIN LEAD

QUAD

S-PQCC-J20

5.5 V

4.57 mm

8.9662 mm

Not Qualified

4.5 V

IOL = 4.0MA @ VOL = 0.33V; IOH = 4.0MA @ VOH = 4.13V

e0

8.9662 mm

HCT

74ACT20TTR

STMicroelectronics

NAND GATE

MILITARY

GULL WING

14

TSSOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

2

CMOS

4

TR

5

5

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP14,.25

9.5 ns

24 Amp

Gates

.65 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-PDSO-G14

5.5 V

1.1 mm

4.4 mm

Not Qualified

4.5 V

e0

5 mm

ACT

5962-8769903VXX

STMicroelectronics

NAND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

4

CMOS

MIL-PRF-38535 Class V

2

5

FLATPACK

9.5 ns

125 Cel

-55 Cel

DUAL

R-CDFP-F14

5.5 V

Not Qualified

4.5 V

ACT

M74HC10C1R

STMicroelectronics

NAND GATE

INDUSTRIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

NO

YES

3

CMOS

3

5

2/6

50 pF

CHIP CARRIER

LDCC20,.4SQ

19 ns

4 Amp

Gates

1.27 mm

85 Cel

-40 Cel

MATTE TIN

QUAD

S-PQCC-J20

6 V

4.57 mm

8.9662 mm

Not Qualified

2 V

e3

8.9662 mm

HC/UH

5962F8761201XX

STMicroelectronics

NOR GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

4

CMOS

MIL-PRF-38535

2

3

FLATPACK

9 ns

125 Cel

-55 Cel

DUAL

R-CDFP-F14

6 V

Qualified

2 V

AC

74AC00MT

STMicroelectronics

NAND GATE

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

4

CMOS

2

3.3

50 pF

SMALL OUTLINE

11 ns

1.27 mm

125 Cel

-55 Cel

DUAL

R-PDSO-G14

6 V

1.75 mm

3.9 mm

Not Qualified

2 V

8.65 mm

AC

RHFAC14D04V

STMicroelectronics

INVERTER

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

300k Rad(Si)

CERAMIC

YES

NO

6

CMOS

38535V;38534K;883S

1

5

3.3/5

IN-LINE

DIP14,.3

Gates

2.54 mm

125 Cel

-55 Cel

DUAL

R-XDIP-T14

6 V

Not Qualified

2 V

AC

74LVQ02T

STMicroelectronics

NOR GATE

MILITARY

GULL WING

14

TSSOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

4

CMOS

2

2.7

3.3

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP14,.25

13.5 ns

24 Amp

Gates

.65 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-PDSO-G14

3.6 V

1.2 mm

4.4 mm

Not Qualified

2 V

e0

5 mm

LVQ

74AC04TTR

STMicroelectronics

INVERTER

MILITARY

GULL WING

14

TSSOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

6

CMOS

1

TR

3.3

3.3/5

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP14,.25

11 ns

12 Amp

Gates

.65 mm

125 Cel

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G14

6 V

1.1 mm

4.4 mm

Not Qualified

2 V

e4

5 mm

AC

RHFAC14K03V

STMicroelectronics

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

300k Rad(Si)

CERAMIC, METAL-SEALED COFIRED

YES

YES

6

CMOS

MIL-PRF-38535 Class V

1

TR

3

FLATPACK

FL14,.25

1.27 mm

150 Cel

-55 Cel

DUAL

R-CDFP-F14

6 V

2.72 mm

6.345 mm

2 V

9.5 mm

AC

5962-9077202VDX

STMicroelectronics

AND GATE

Not Qualified

HCF4025M013TR

STMicroelectronics

NOR GATE

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

3

CMOS

3

TR

5

5/15

50 pF

SMALL OUTLINE

SOP14,.25

200 ns

Gates

1.27 mm

125 Cel

-55 Cel

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

DUAL

R-PDSO-G14

1

20 V

1.75 mm

3.9 mm

Not Qualified

3 V

e4

40

260

8.65 mm

4000/14000/40000

M74HC30C1R

STMicroelectronics

NAND GATE

INDUSTRIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

NO

YES

1

CMOS

8

5

2/6

50 pF

CHIP CARRIER

LDCC20,.4SQ

29 ns

4 Amp

Gates

1.27 mm

85 Cel

-40 Cel

MATTE TIN

QUAD

S-PQCC-J20

6 V

4.57 mm

8.9662 mm

Not Qualified

2 V

e3

8.9662 mm

HC/UH

HCF4000BC1

STMicroelectronics

NOR GATE

INDUSTRIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

NO

YES

2

CMOS

3

5

3/15

50 pF

CHIP CARRIER

LDCC20,.4SQ

250 ns

Gates

1.27 mm

85 Cel

-40 Cel

MATTE TIN

QUAD

S-PQCC-J20

15 V

4.57 mm

8.965 mm

Not Qualified

3 V

MIXED WITH 1 INVERTER

e3

8.965 mm

4000/14000/40000

HCF4082BM1

STMicroelectronics

AND GATE

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

2

CMOS

4

TUBE

5

5/15

50 pF

SMALL OUTLINE

SOP14,.25

250 ns

.36 Amp

Gates

1.27 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-PDSO-G14

20 V

1.75 mm

3.9 mm

Not Qualified

3 V

e0

8.65 mm

4000/14000/40000

74ACT20M

STMicroelectronics

NAND GATE

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

2

CMOS

4

TUBE

5

5

50 pF

SMALL OUTLINE

SOP14,.25

9.5 ns

24 Amp

Gates

1.27 mm

125 Cel

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G14

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

e4

8.65 mm

ACT

5962-8761101XX

STMicroelectronics

AND GATE

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

YES

3

CMOS

3

3

FLATPACK

11 ns

125 Cel

-55 Cel

DUAL

R-CDFP-F14

5.5 V

Not Qualified

2 V

AC

5962F8754901CC

STMicroelectronics

NAND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

300k Rad(Si)

CERAMIC, GLASS-SEALED

NO

NO

4

CMOS

MIL-PRF-38535

2

3

3.3/5

50 pF

IN-LINE

DIP14,.3

11 ns

12 Amp

Gate

2.54 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-GDIP-T14

6 V

Qualified

2 V

e0

AC

HCF4001BM

STMicroelectronics

NOR GATE

INDUSTRIAL

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

CMOS

5

3/15

50 pF

SMALL OUTLINE

SOP14,.25

Gates

1.27 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G14

15 V

Not Qualified

3 V

e0

M74HC4072TTR

STMicroelectronics

OR GATE

MILITARY

GULL WING

14

TSSOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

2

CMOS

4

TR

4.5

2/6

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP14,.25

150 ns

4 Amp

Gates

.65 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-PDSO-G14

6 V

1.2 mm

4.4 mm

Not Qualified

2 V

e0

5 mm

HC/UH

5962F8761001CX

STMicroelectronics

NAND GATE

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

3

CMOS

MIL-PRF-38535

3

3

IN-LINE

11 ns

125 Cel

-55 Cel

TIN LEAD

DUAL

R-GDIP-T14

6 V

Qualified

2 V

e0

AC

74ACT20MTR

STMicroelectronics

NAND GATE

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

2

CMOS

4

TR

5

5

50 pF

SMALL OUTLINE

SOP14,.25

9.5 ns

24 Amp

Gates

1.27 mm

125 Cel

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G14

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

e4

8.65 mm

ACT

HCF4077BE

STMicroelectronics

XNOR GATE

INDUSTRIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

NO

CMOS

5

3/15

50 pF

IN-LINE

DIP14,.3

Gates

2.54 mm

85 Cel

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T14

15 V

Not Qualified

3 V

e0

RHFAC14AK01V

STMicroelectronics

INVERTER

MILITARY

FLAT

14

DFP

RECTANGULAR

300k Rad(Si)

CERAMIC, METAL-SEALED COFIRED

YES

YES

6

CMOS

MIL-PRF-38535 Class V

1

TR

3

FLATPACK

FL14,.25

1.27 mm

150 Cel

-55 Cel

DUAL

R-CDFP-F14

6 V

2.72 mm

6.345 mm

2 V

9.5 mm

AC

5962F8760901CA

STMicroelectronics

INVERTER

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

300k Rad(Si)

CERAMIC, GLASS-SEALED

NO

NO

6

CMOS

MIL-PRF-38535

1

3

3.3/5

50 pF

IN-LINE

DIP14,.3

11 ns

12 Amp

Gate

2.54 mm

125 Cel

-55 Cel

TIN LEAD

DUAL

R-GDIP-T14

6 V

Qualified

2 V

e0

AC

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.