20 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

SNJ54HCT273W

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

16000000 Hz

CMOS

MIL-PRF-38535

8

TUBE

5

5

50 pF

FLATPACK

FL20,.3

50 ns

4 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

19 MHz

R-GDFP-F20

5.5 V

2.54 mm

6.92 mm

Not Qualified

TRUE

4.5 V

13.09 mm

HCT

SN54AS109AFK

Texas Instruments

J-KBAR FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

TTL

2

5

50 pF

CHIP CARRIER

10.5 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

90 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

COMPLEMENTARY

4.5 V

17 mA

8.89 mm

AS

84089012X

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

CMOS

MIL-STD-883

4

5

CHIP CARRIER

255 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

25 MHz

S-CQCC-N20

6 V

2.03 mm

8.89 mm

Qualified

COMPLEMENTARY

2 V

NOT APPLICABLE

NOT APPLICABLE

8.89 mm

HC/UH

SNJ54LV273FK

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

50000000 Hz

CMOS

38535Q/M;38534H;883B

8

3.3

3.3

50 pF

CHIP CARRIER

LCC20,.35SQ

26 ns

12 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

100 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

TRUE

2.7 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

LV/LV-A/LVX/H

SN54S114FK

Texas Instruments

J-K FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

2

5

5

15 pF

CHIP CARRIER

LCC20,.35SQ

7 ns

FF/Latches

1.27 mm

125 Cel

NEGATIVE EDGE

-55 Cel

QUAD

125 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

COMPLEMENTARY

4.5 V

25 mA

WITH INDIVIDUAL SET INPUTS

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

S

SN54F112FK-00

Texas Instruments

J-K FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

TTL

2

5

CHIP CARRIER

6.5 ns

1.27 mm

125 Cel

NEGATIVE EDGE

-55 Cel

QUAD

130 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

COMPLEMENTARY

4.5 V

8.89 mm

F/FAST

SNJ54HC113FK-00

Texas Instruments

J-K FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

CMOS

2

5

50 pF

CHIP CARRIER

42 ns

1.27 mm

125 Cel

NEGATIVE EDGE

-55 Cel

QUAD

21 MHz

S-CQCC-N20

6 V

2.03 mm

8.89 mm

Not Qualified

COMPLEMENTARY

2 V

8.89 mm

HC/UH

CY54FCT377TLMB

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

8

CMOS

38535Q/M;38534H;883B

1

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

8.3 ns

32 Amp

FF/Latches

1.27 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

QUAD

S-CQCC-N20

5.5 V

1.905 mm

8.89 mm

Not Qualified

TRUE

4.5 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

FCT

SNC54ALS174FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

6

TTL

MIL-STD-883 Class B (Modified)

5

5

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

CY74FCT273ATQCT

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

83300000 Hz

CMOS

8

TR

5

5

50 pF

SMALL OUTLINE, SHRINK PITCH

SSOP20,.25

7.2 ns

64 Amp

FF/Latch

.635 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G20

2

5.25 V

1.75 mm

3.9 mm

Not Qualified

TRUE

4.75 V

.2 mA

e4

30

260

8.65 mm

FCT

SNJ54AS174FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

6

TTL

38535Q/M;38534H;883B

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

M38510/30107B2A

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

4

25000000 Hz

TTL

MIL-PRF-38535 Class B

1

TUBE

5

5

15 pF

CHIP CARRIER

LCC20,.35SQ

55 ns

8 Amp

FF/Latch

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

QUAD

25 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Qualified

COMPLEMENTARY

4.5 V

18 mA

e0

8.89 mm

LS

SN54LS398J

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

2

4

5

5

15 pF

IN-LINE

DIP20,.3

32 ns

Multiplexer/Demultiplexers

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

R-GDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.5 V

13 mA

FOUR 2:1 MUX FOLLOWED BY REGISTER

NOT SPECIFIED

NOT SPECIFIED

24.195 mm

LS

CD54ACT273F3A

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

85000000 Hz

CMOS

38535Q/M;38534H;883B

8

TUBE

5

5

50 pF

IN-LINE

DIP20,.3

13.5 ns

24 Amp

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

85 MHz

R-GDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.5 V

.16 mA

e0

NOT SPECIFIED

NOT SPECIFIED

24.195 mm

ACT

SNJ54AS374FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

8

100000000 Hz

TTL

38535Q/M;38534H;883B

5

5

CHIP CARRIER

LCC20,.35SQ

32 Amp

FF/Latches

1.27 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

128 mA

SNJ54AS114FH-00

Texas Instruments

J-K FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

2

5

CHIP CARRIER

1.27 mm

125 Cel

NEGATIVE EDGE

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.54 mm

8.89 mm

Not Qualified

COMPLEMENTARY

4.5 V

WITH INDIVIDUAL SET INPUTS

8.89 mm

AS

SNC54HC109FK

Texas Instruments

J-K FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

2

CMOS

MIL-STD-883 Class B (Modified)

2/6

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

8407001FX

Texas Instruments

D FLIP-FLOP

MILITARY

20

CERAMIC, METAL-SEALED COFIRED

1

CMOS

4

5

CHIP CARRIER

10 ns

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

95 MHz

5.5 V

TRUE

4.5 V

FOUR 2:1 MUX FOLLOWED BY REGISTER

ACT

SN54AS580FH

Texas Instruments

D LATCH

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

1

TTL

8

5

5

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

3-STATE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SN54F563J

Texas Instruments

D LATCH

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

8

5

5

IN-LINE

DIP20,.3

20 Amp

FF/Latches

2.54 mm

125 Cel

3-STATE

-55 Cel

DUAL

R-XDIP-T20

Not Qualified

61 mA

M38510/32504BSX

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

MIL-M-38510 Class B

8

5

FLATPACK

27 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

30 MHz

R-GDFP-F20

5.5 V

2.54 mm

6.92 mm

Qualified

TRUE

4.5 V

NOT APPLICABLE

NOT APPLICABLE

13.09 mm

LS

83019022A

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

40000000 Hz

TTL

MIL-STD-883

4

5

5

CHIP CARRIER

LCC20,.35SQ

24 ns

4 Amp

FF/Latch

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

40 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

COMPLEMENTARY

4.5 V

14 mA

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

ALS

SN54LS398W

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

2

4

5

5

15 pF

FLATPACK

FL20,.3

32 ns

Multiplexer/Demultiplexers

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

R-GDFP-F20

5.5 V

2.54 mm

6.92 mm

Not Qualified

COMPLEMENTARY

4.5 V

13 mA

FOUR 2:1 MUX FOLLOWED BY REGISTER

NOT SPECIFIED

NOT SPECIFIED

13.09 mm

LS

SNJ54AC11174J

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

6

CMOS

38535Q/M;38534H;883B

3.3/5

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

R-XDIP-T20

Not Qualified

SNC54LS363J

Texas Instruments

JBAR-KBAR FLIP-FLOP

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

MIL-STD-883 Class B (Modified)

8

5

5

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

125 Cel

3-STATE

-55 Cel

DUAL

R-XDIP-T20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SNJ54ALS109AFK

Texas Instruments

J-KBAR FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

NO

YES

2

30000000 Hz

TTL

MIL-PRF-38535

2

TUBE

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

21 ns

-.4 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

QUAD

34 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

COMPLEMENTARY

4.5 V

4 mA

e0

8.89 mm

ALS

8413601SX

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

MIL-STD-883

8

5

FLATPACK

20 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

30 MHz

R-GDFP-F20

5.5 V

2.54 mm

6.92 mm

Qualified

TRUE

4.5 V

NOT APPLICABLE

NOT APPLICABLE

13.09 mm

ALS

CY54FCT377ATLMB

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

71400000 Hz

CMOS

38535Q/M;38534H;883B

8

TUBE

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

8.3 ns

32 Amp

FF/Latches

1.27 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

TRUE

4.5 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

FCT

54F174LM

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

6

5

CHIP CARRIER

12 ns

1.27 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

QUAD

70 MHz

S-CQCC-N20

5.5 V

1.905 mm

8.89 mm

TRUE

4.5 V

8.89 mm

F/FAST

SN54LS398W-10

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

4

5

15 pF

FLATPACK

32 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

R-GDFP-F20

5.5 V

2.54 mm

6.92 mm

Not Qualified

COMPLEMENTARY

4.5 V

13 mA

FOUR 2:1 MUX FOLLOWED BY REGISTER

13.09 mm

LS

M38510/37202B2A

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

40000000 Hz

TTL

MIL-PRF-38535 Class B

4

TUBE

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

26 ns

8 Amp

FF/Latch

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

QUAD

40 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Qualified

COMPLEMENTARY

4.5 V

14 mA

e0

8.89 mm

ALS

SNJ54LVT273J

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

BICMOS

38535Q/M;38534H;883B

8

3.3

3.3

50 pF

IN-LINE

DIP20,.3

48 Amp

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

R-GDIP-T20

3.6 V

5.08 mm

7.62 mm

Not Qualified

TRUE

2.7 V

12 mA

NOT SPECIFIED

NOT SPECIFIED

24.195 mm

LVT

SN54HC112FH

Texas Instruments

J-K FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

2

CMOS

2/6

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

NEGATIVE EDGE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SNC54AS175FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

4

TTL

MIL-STD-883 Class B (Modified)

5

5

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SNJ54LV273AW

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

45000000 Hz

CMOS

MIL-PRF-38535

8

TUBE

2.5

3.3

50 pF

FLATPACK

FL20,.3

25 ns

6 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

100 MHz

R-GDFP-F20

5.5 V

2.45 mm

6.92 mm

Not Qualified

TRUE

2 V

13.09 mm

LV/LV-A/LVX/H

SNC54AS580FH

Texas Instruments

D LATCH

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

1

TTL

MIL-STD-883 Class B (Modified)

8

5

5

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

3-STATE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SNC54ALS259FH

Texas Instruments

D LATCH

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

1

TTL

MIL-STD-883 Class B (Modified)

8

5

5

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SN54LS398J-00

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

4

5

15 pF

IN-LINE

32 ns

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

R-GDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.5 V

13 mA

FOUR 2:1 MUX FOLLOWED BY REGISTER

24.195 mm

LS

SN54LS378FK

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

6

5

5

15 pF

CHIP CARRIER

LCC20,.35SQ

27 ns

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

30 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

TRUE

4.5 V

22 mA

WITH HOLD MODE

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

LS

SNC54ALS273FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

8

TTL

MIL-STD-883 Class B (Modified)

5

5

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SNJ54AS174FK

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

MIL-PRF-38535

6

TUBE

5

50 pF

CHIP CARRIER

LCC20,.35SQ

11.5 ns

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

100 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

TRUE

4.5 V

45 mA

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

AS

SN54AS109FH-00

Texas Instruments

J-KBAR FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

TTL

2

5

50 pF

CHIP CARRIER

10.5 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

90 MHz

S-CQCC-N20

5.5 V

2.54 mm

8.89 mm

Not Qualified

COMPLEMENTARY

4.5 V

17 mA

8.89 mm

AS

SNC54ALS564J

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

8

TTL

MIL-STD-883 Class B (Modified)

5

5

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

DUAL

R-XDIP-T20

Not Qualified

SNJ54HC174FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

6

CMOS

38535Q/M;38534H;883B

2/6

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SNJ54AS113FH

Texas Instruments

J-K FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

2

TTL

38535Q/M;38534H;883B

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

NEGATIVE EDGE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN54LS107AFK

Texas Instruments

J-K FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

TTL

2

5

5

15 pF

CHIP CARRIER

LCC20,.35SQ

20 ns

FF/Latches

1.27 mm

125 Cel

NEGATIVE EDGE

-55 Cel

QUAD

30 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

COMPLEMENTARY

4.5 V

6 mA

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

LS

SN54AS175FH-00

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

4

5

CHIP CARRIER

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.54 mm

8.89 mm

Not Qualified

COMPLEMENTARY

4.5 V

8.89 mm

AS

CY74FCT273CTSOCE4

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

83300000 Hz

CMOS

8

TUBE

5

5

50 pF

SMALL OUTLINE

SOP20,.4

5.8 ns

64 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G20

1

5.25 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.75 V

e4

30

260

12.8 mm

FCT

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.