COMMERCIAL Latches & Flip-Flops 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 Maximum Frequency At Nominal Supply Technology Screening Level No. of Inputs No. of Bits 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 Count Direction Output Characteristics Trigger Type Minimum Operating Temperature Terminal Finish Terminal Position No. of Ports 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

SN74S175N-10

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

4

5

15 pF

IN-LINE

17 ns

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

75 MHz

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

96 mA

19.305 mm

S

SN74AS29824DW3

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

9

TTL

SMALL OUTLINE

SOP24,.4

FF/Latches

1.27 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDSO-G24

NOT SPECIFIED

NOT SPECIFIED

SN74AS825JT

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC

NO

8

TTL

5

5

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-XDIP-T24

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN74H78J-00

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

2

5

25 pF

IN-LINE

27 ns

2.54 mm

70 Cel

NEGATIVE EDGE

0 Cel

DUAL

25 MHz

R-GDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

25 mA

WITH INDIVIDUAL SET INPUTS

19.56 mm

TTL/H/L

SN74LS375J

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

2

TTL

2

5

5

15 pF

IN-LINE

DIP16,.3

30 ns

FF/Latches

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

R-GDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

12 mA

DUMMY VAL

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

LS

SN74ALS564N1

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

8

TTL

5

5

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDIP-T20

Not Qualified

SN7473N-00

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

2

5

15 pF

IN-LINE

40 ns

2.54 mm

70 Cel

NEGATIVE EDGE

0 Cel

DUAL

15 MHz

R-PDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

20 mA

MASTER SLAVE OPERATION

19.305 mm

TTL/H/L

SN74F109D-00R

Texas Instruments

J-KBAR FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

TTL

2

5

SMALL OUTLINE

9.2 ns

1.27 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

150 MHz

R-PDSO-G16

5.5 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

4.5 V

9.9 mm

F/FAST

SN74L98N-00

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

4

5

50 pF

IN-LINE

200 ns

2.54 mm

70 Cel

NEGATIVE EDGE

0 Cel

DUAL

3 MHz

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.75 V

9 mA

FOUR 2:1 MUX FOLLOWED BY REGISTER

19.305 mm

TTL/H/L

SN74LS78NP3

Texas Instruments

JBAR-KBAR FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

5

5

IN-LINE

DIP14,.3

FF/Latches

2.54 mm

70 Cel

NEGATIVE EDGE

0 Cel

DUAL

R-PDIP-T14

NOT SPECIFIED

NOT SPECIFIED

SN74LS259N-00

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

1

5

15 pF

IN-LINE

24 ns

2.54 mm

70 Cel

LOW LEVEL

0 Cel

DUAL

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.75 V

36 mA

1:8 DMUX FOLLOWED BY LATCH

19.305 mm

LS

SN74L75J-00

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

2

TTL

2

5

15 pF

IN-LINE

30 ns

2.54 mm

70 Cel

HIGH LEVEL

0 Cel

DUAL

R-GDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

27 mA

19.56 mm

TTL/H/L

SN74ALS878JT4

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC

NO

2

TTL

5

5

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-XDIP-T24

SN74AS822NT1

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

10

TTL

5

5

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDIP-T24

Not Qualified

SN74H73N-00

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

2

5

25 pF

IN-LINE

27 ns

2.54 mm

70 Cel

NEGATIVE EDGE

0 Cel

DUAL

25 MHz

R-PDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

25 mA

MASTER SLAVE OPERATION

19.305 mm

TTL/H/L

SN74SSTVF16859GR

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

64

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

500000000 Hz

CMOS

13

TR

2.5

2.5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP64,.32,20

2.5 ns

16 Amp

Other Logic ICs

.5 mm

70 Cel

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

500 MHz

R-PDSO-G64

2

2.7 V

1.2 mm

6.1 mm

Not Qualified

TRUE

2.3 V

e4

30

260

17 mm

SSTV

SN74AS576N1

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T20

Not Qualified

SN74LS377JP4

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

8

TTL

5

5

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

R-XDIP-T20

SN74LS109AFN3

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

2

TTL

5

5

CHIP CARRIER

LDCC20,.4SQ

FF/Latches

1.27 mm

70 Cel

POSITIVE EDGE

0 Cel

QUAD

S-PQCC-J20

SN74173N1

Texas Instruments

JBAR-KBAR FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

5

5

IN-LINE

DIP16,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDIP-T16

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN74ALS844NTP1

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

9

IN-LINE

DIP24,.3

24 Amp

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T24

Not Qualified

SN74109J

Texas Instruments

J-KBAR FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

2

TTL

2

5

5

15 pF

IN-LINE

DIP16,.3

28 ns

FF/Latches

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

25 MHz

R-GDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

15 mA

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

TTL/H/L

SN74AS880JT

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC

NO

2

TTL

4

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-XDIP-T24

Not Qualified

SN74ALS841JTP4

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

10

IN-LINE

DIP24,.3

24 Amp

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-XDIP-T24

SN74ALS879NT

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

5

5

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDIP-T24

Not Qualified

SN74ALS996DW3

Texas Instruments

D LATCH

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

8

5

5

SMALL OUTLINE

SOP24,.4

24 Amp

FF/Latches

1.27 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDSO-G24

SN74AS845NTP1

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T24

Not Qualified

DM74LS74AN/B+

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

25000000 Hz

TTL

5

5

IN-LINE

DIP14,.3

8 Amp

FF/Latches

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T14

Not Qualified

8 mA

e0

SN74ALS109J

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

2

TTL

5

5

IN-LINE

DIP16,.3

FF/Latches

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

R-XDIP-T16

Not Qualified

SN74F112NSR

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

2

100000000 Hz

TTL

2

TR

5

5

50 pF

SMALL OUTLINE

SOP16,.3

7.5 ns

20 Amp

FF/Latches

1.27 mm

70 Cel

NEGATIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G16

1

5.5 V

2 mm

5.3 mm

Not Qualified

COMPLEMENTARY

4.5 V

19 mA

e4

30

260

10.2 mm

F/FAST

SN74ALS576JP4

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

8

TTL

5

5

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-XDIP-T20

SN74ALS574J4

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

8

TTL

5

5

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-XDIP-T20

SN74AS873ANT3

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

4

5

5

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T24

SN74LS377J-00

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

8

5

15 pF

IN-LINE

27 ns

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

30 MHz

R-GDIP-T20

5.25 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.75 V

28 mA

WITH HOLD MODE

24.195 mm

LS

SN74110N-10

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

2

5

15 pF

IN-LINE

20 ns

2.54 mm

70 Cel

NEGATIVE EDGE

0 Cel

DUAL

20 MHz

R-PDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

34 mA

MASTER SLAVE OPERATION WITH LOCKOUT

19.305 mm

TTL/H/L

SN74F175D-00R

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

5

SMALL OUTLINE

9.5 ns

1.27 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

140 MHz

R-PDSO-G16

5.5 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

4.5 V

9.9 mm

F/FAST

SN74ALS879ANTP3

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

5

5

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDIP-T24

SN74S113J4

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC

NO

2

TTL

5

5

IN-LINE

DIP14,.3

FF/Latches

2.54 mm

70 Cel

NEGATIVE EDGE

0 Cel

DUAL

R-XDIP-T14

SN74ALS175N1

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

4

TTL

5

5

IN-LINE

DIP16,.3

FF/Latches

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

R-PDIP-T16

Not Qualified

SN74AS174NSRE4

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

6

TR

5

SMALL OUTLINE

SOP16,.3

10 ns

FF/Latches

1.27 mm

70 Cel

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G16

1

5.5 V

2 mm

5.3 mm

Not Qualified

TRUE

4.5 V

e4

30

260

10.2 mm

AS

SN74H72J

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

2

5

25 pF

IN-LINE

DIP14,.3

27 ns

FF/Latches

2.54 mm

70 Cel

NEGATIVE EDGE

0 Cel

DUAL

25 MHz

R-GDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

25 mA

WITH MASTER SLAVE OPERATION; 3 J & 3 K INPUTS ANDED

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

TTL/H/L

SN74107N3

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

2

5

5

IN-LINE

DIP14,.3

40 ns

FF/Latches

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

15 MHz

R-PDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

MASTER SLAVE OPERATION

NOT SPECIFIED

NOT SPECIFIED

19.305 mm

TTL/H/L

SN74AS880JTP4

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC

NO

2

TTL

4

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-XDIP-T24

SN74ALS990DWRG4

Texas Instruments

D LATCH

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

8

TR

5

5

SMALL OUTLINE

SOP20,.4

26 ns

FF/Latches

1.27 mm

70 Cel

3-STATE

HIGH LEVEL

0 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G20

1

5.5 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.5 V

WITH READ-BACK

e4

30

260

12.8 mm

ALS

SN74LS399DG4

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

2

4

TUBE

5

5

15 pF

SMALL OUTLINE

SOP16,.25

32 ns

8 Amp

Multiplexer/Demultiplexers

1.27 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

R-PDSO-G16

5.25 V

1.75 mm

3.9 mm

Not Qualified

TRUE

4.75 V

13 mA

FOUR 2:1 MUX FOLLOWED BY REGISTER

NOT SPECIFIED

NOT SPECIFIED

9.9 mm

LS

SN74ALS843-1DWP3

Texas Instruments

D LATCH

COMMERCIAL

GULL WING

24

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

9

5

5

SMALL OUTLINE

SOP24,.4

48 Amp

FF/Latches

1.27 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDSO-G24

SN74LS378N

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

30000000 Hz

TTL

6

TUBE

5

5

15 pF

IN-LINE

DIP16,.3

27 ns

8 Amp

FF/Latches

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

30 MHz

R-PDIP-T16

1

5.25 V

5.08 mm

6.35 mm

Not Qualified

TRUE

4.75 V

22 mA

WITH HOLD MODE

e4

19.3 mm

LS

DM74LS109AM

Texas Instruments

J-KBAR FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

20000000 Hz

TTL

2

5

5

50 pF

SMALL OUTLINE

SOP16,.25

35 ns

8 Amp

FF/Latch

1.27 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

25 MHz

R-PDSO-G16

5.25 V

1.753 mm

3.9 mm

Not Qualified

COMPLEMENTARY

4.75 V

8 mA

NOT SPECIFIED

NOT SPECIFIED

9.9 mm

LS

Latches & Flip-Flops

Latches and flip-flops are two types of electronic circuits used in digital systems to store and manipulate digital data. They are both sequential logic circuits, meaning that they can store information and use that information to make decisions based on the previous state.

A latch is a type of digital circuit that can hold or "latch" a signal in its current state. It is a simple memory element that can store a single bit of information. A latch can be transparent or opaque, depending on its behavior when the clock signal is active. A transparent latch passes the input signal through to the output when the clock signal is active, while an opaque latch holds the input signal at the output when the clock signal is active.

Flip-flops are similar to latches but are more sophisticated and have additional control inputs. A flip-flop is a digital circuit that can store one bit of information and change its state based on the clock signal and input signals. Flip-flops can be edge-triggered or level-triggered, depending on how they respond to the clock signal. Edge-triggered flip-flops change their state at the rising or falling edge of the clock signal, while level-triggered flip-flops change their state continuously as long as the clock signal is active.

Flip-flops are classified into various types based on their behavior and the number of inputs. Some of the commonly used flip-flops include D flip-flops, JK flip-flops, T flip-flops, and SR flip-flops. D flip-flops have a single data input and a clock input and can store one bit of information. JK flip-flops have two inputs, J and K, and can store one bit of information. T flip-flops have a single input and can toggle between two states based on the clock signal. SR flip-flops have two inputs, S and R, and can store one bit of information.

Latches and flip-flops are used in various applications, including digital signal processing, memory systems, and control circuits. They are essential components of digital systems and can be found in many electronic devices, such as computers, mobile phones, and digital cameras.