D FLIP-FLOP 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

SNC54ALS878FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

28

QCCN

SQUARE

CERAMIC

YES

2

TTL

MIL-STD-883 Class B (Modified)

5

5

CHIP CARRIER

LCC28,.45SQ

FF/Latches

1.27 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N28

Not Qualified

SN54HC379FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

4

CMOS

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SNJ54L74T-00

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

1

5

50 pF

FLATPACK

150 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

2.5 MHz

R-GDFP-F14

5.5 V

3.683 mm

Not Qualified

COMPLEMENTARY

4.5 V

1.5 mA

6.48 mm

TTL/H/L

54F175SJMQB

Texas Instruments

D FLIP-FLOP

74HSTL16919DGGRE4

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

48

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

9

3.3

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP48,.3,20

5.3 ns

FF/Latches

.5 mm

70 Cel

SERIES-RESISTOR

POSITIVE EDGE

0 Cel

DUAL

R-PDSO-G48

3.45 V

1.2 mm

6.1 mm

Not Qualified

TRUE

3.15 V

NOT SPECIFIED

NOT SPECIFIED

12.5 mm

TTL/H/L

SNC54AS876JT

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC

NO

2

TTL

MIL-STD-883 Class B (Modified)

IN-LINE

DIP24,.3

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

R-XDIP-T24

Not Qualified

SNJ54ABT273J

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

150000000 Hz

BICMOS

MIL-PRF-38535

8

TUBE

5

5

50 pF

IN-LINE

DIP20,.3

7.5 ns

48 Amp

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

150 MHz

R-GDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.5 V

30 mA

e0

NOT SPECIFIED

NOT SPECIFIED

24.195 mm

ABT

SNJ54AS175J

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

4

TTL

38535Q/M;38534H;883B

5

5

IN-LINE

DIP16,.3

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

R-XDIP-T16

Not Qualified

74F174SC

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

6

5

SMALL OUTLINE

11 ns

1.27 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

80 MHz

R-PDSO-G16

5.5 V

1.753 mm

3.9 mm

TRUE

4.5 V

9.9 mm

F/FAST

SN54HC378FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

6

CMOS

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SNC54ALS534FH

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

3-STATE

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SNJ54AS574FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

8

100000000 Hz

TTL

38535Q/M;38534H;883B

5

5

50 pF

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

SN54HC74WR

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

CMOS

1

5

50 pF

FLATPACK

250 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

25 MHz

R-GDFP-F14

6 V

2.03 mm

6.29 mm

Not Qualified

COMPLEMENTARY

2 V

9.21 mm

HC/UH

SN54HC7076FK-00

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

28

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

CMOS

1

5

50 pF

CHIP CARRIER

53 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

19 MHz

S-CQCC-N28

6 V

2.03 mm

11.43 mm

Not Qualified

COMPLEMENTARY

2 V

TWO INVERTERS; TWO 2-INPUT NOR GATES

11.43 mm

HC/UH

SNJ54HC7076JT-00

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

2

CMOS

1

5

50 pF

IN-LINE

53 ns

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

19 MHz

R-GDIP-T24

6 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

2 V

TWO INVERTERS; TWO 2-INPUT NOR GATES

32.005 mm

HC/UH

SNJ54ALS879FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

28

QCCN

SQUARE

CERAMIC

YES

2

TTL

38535Q/M;38534H;883B

5

5

CHIP CARRIER

LCC28,.45SQ

FF/Latches

1.27 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N28

Not Qualified

74ACT11074N

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

100000000 Hz

CMOS

1

TUBE

5

5

50 pF

IN-LINE

DIP14,.3

8.8 ns

24 Amp

FF/Latches

2.54 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.5 V

.04 mA

e4

19.305 mm

ACT

SN54LS74J

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

2

TTL

1

5

5

IN-LINE

DIP14,.3

40 ns

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

25 MHz

R-CDIP-T14

5.5 V

Not Qualified

COMPLEMENTARY

4.5 V

NOT SPECIFIED

NOT SPECIFIED

LS

SN54AS74J-00

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

2

TTL

1

5

50 pF

IN-LINE

10.5 ns

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

90 MHz

R-GDIP-T14

5.5 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.5 V

16 mA

19.56 mm

AS

CY74FCT273CTQC

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

20

SSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

83300000 Hz

CMOS

8

TUBE

5

5

50 pF

SMALL OUTLINE, SHRINK PITCH

SSOP20,.25

5.8 ns

64 Amp

FF/Latches

.635 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

R-PDSO-G20

5.25 V

1.75 mm

3.9116 mm

Not Qualified

TRUE

4.75 V

NOT SPECIFIED

NOT SPECIFIED

8.6614 mm

FCT

CY74FCT377ATSOCR

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

5

SMALL OUTLINE

7.2 ns

1.27 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G20

5.25 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.75 V

e4

12.8 mm

FCT

SNC54AS577FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

28

QCCN

SQUARE

CERAMIC

YES

8

TTL

MIL-STD-883 Class B (Modified)

CHIP CARRIER

LCC28,.45SQ

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N28

Not Qualified

M38510/30107SEA

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

4

TTL

MIL-PRF-38535 Class S

1

5

5

IN-LINE

DIP16,.3

55 ns

FF/Latch

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

25 MHz

R-GDIP-T16

5.5 V

Not Qualified

COMPLEMENTARY

4.5 V

LS

DM54LS377E

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

8

5

CHIP CARRIER

25 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

30 MHz

S-CQCC-N20

5.5 V

1.905 mm

8.89 mm

TRUE

4.5 V

8.89 mm

LS

SNJ54AS879FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

28

QCCN

SQUARE

CERAMIC

YES

2

TTL

38535Q/M;38534H;883B

CHIP CARRIER

LCC28,.45SQ

FF/Latches

1.27 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N28

Not Qualified

SNC54AS825FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

28

QCCN

SQUARE

CERAMIC

YES

8

TTL

MIL-STD-883 Class B (Modified)

5

5

CHIP CARRIER

LCC28,.45SQ

FF/Latches

1.27 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N28

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SNJ54HC273J

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

18000000 Hz

CMOS

MIL-PRF-38535

8

TUBE

5

2/6

50 pF

IN-LINE

DIP20,.3

240 ns

5.2 Amp

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

21 MHz

R-GDIP-T20

6 V

5.08 mm

7.62 mm

Not Qualified

TRUE

2 V

.08 mA

DUMMY VAL

e0

NOT SPECIFIED

NOT SPECIFIED

24.195 mm

HC/UH

M38510/01702BEA

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

25000000 Hz

TTL

38535Q/M;38534H;883B

4

5

5

IN-LINE

DIP16,.3

35 ns

16 Amp

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

25 MHz

R-GDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.5 V

45 mA

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

TTL/H/L

SNJ54ALS874AFK

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

28

QCCN

SQUARE

CERAMIC

YES

2

TTL

38535Q/M;38534H;883B

5

5

CHIP CARRIER

LCC28,.45SQ

FF/Latches

1.27 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N28

Not Qualified

SNJ54ABT377W

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

150000000 Hz

BICMOS

MIL-PRF-38535

8

5

5

50 pF

FLATPACK

FL20,.3

7.6 ns

48 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

150 MHz

R-GDFP-F20

5.5 V

2.54 mm

6.92 mm

Not Qualified

TRUE

4.5 V

30 mA

WITH HOLD MODE

13.09 mm

ABT

SNJ54L74T-14

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

1

5

50 pF

FLATPACK

150 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

2.5 MHz

R-GDFP-F14

5.5 V

3.683 mm

Not Qualified

COMPLEMENTARY

4.5 V

1.5 mA

6.48 mm

TTL/H/L

SN54AS3674JT

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

24

DIP

RECTANGULAR

CERAMIC

NO

8

TTL

5

5

IN-LINE

DIP24,.3

32 Amp

FF/Latches

2.54 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

DUAL

R-XDIP-T24

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SNJ54AHCT174FK

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

65000000 Hz

CMOS

MIL-PRF-38535

6

TUBE

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

10 ns

8 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

80 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

TRUE

4.5 V

8.89 mm

AHCT/VHCT/VT

SNJ54LS377J

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

30000000 Hz

TTL

MIL-PRF-38535

8

TUBE

5

5

15 pF

IN-LINE

DIP20,.3

27 ns

8 Amp

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

DUAL

30 MHz

R-GDIP-T20

5.5 V

5.08 mm

6.92 mm

Not Qualified

TRUE

4.5 V

28 mA

WITH HOLD MODE

e0

24.2 mm

LS

SN54173W-00

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

4

5

50 pF

FLATPACK

31 ns

1.27 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

DUAL

25 MHz

R-GDFP-F16

5.5 V

2.03 mm

6.73 mm

Not Qualified

TRUE

4.5 V

72 mA

WITH HOLD MODE

10.16 mm

TTL/H/L

M38510/32501B2X

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

MIL-M-38510 Class B

8

5

CHIP CARRIER

42 ns

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

25 MHz

S-CQCC-N20

5.5 V

Qualified

TRUE

4.5 V

LS

84154012A

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

MIL-PRF-38535

2

4

5

5

CHIP CARRIER

LCC20,.35SQ

32 ns

FF/Latch

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

TRUE

4.5 V

FOUR 2:1 MUX FOLLOWED BY REGISTER

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

LS

SN54AS878FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

28

QCCN

SQUARE

CERAMIC

YES

2

TTL

CHIP CARRIER

LCC28,.45SQ

FF/Latches

1.27 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N28

Not Qualified

CSSTV32867SGKEREP

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

BALL

96

LFBGA

RECTANGULAR

PLASTIC/EPOXY

YES

1

26

2.5

2.5

GRID ARRAY, LOW PROFILE, FINE PITCH

BGA96,6X16,32

5.5 ns

Other Logic ICs

.8 mm

85 Cel

POSITIVE EDGE

-40 Cel

TIN LEAD

BOTTOM

200 MHz

R-PBGA-B96

3

2.7 V

1.4 mm

5.5 mm

Not Qualified

TRUE

2.3 V

e0

20

220

13.5 mm

SSTV

SN54ALS74W

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC

YES

2

TTL

5

5

FLATPACK

FL14,.3

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

R-XDFP-F14

Not Qualified

SN54HC174J-00

Texas Instruments

D FLIP-FLOP

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

CMOS

6

5

50 pF

IN-LINE

48 ns

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

21 MHz

R-GDIP-T16

6 V

5.08 mm

7.62 mm

Not Qualified

TRUE

2 V

19.56 mm

HC/UH

SN54HC175FK

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

21000000 Hz

CMOS

4

5

2/6

50 pF

CHIP CARRIER

LCC20,.35SQ

255 ns

5.2 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

25 MHz

S-CQCC-N20

6 V

2.03 mm

8.89 mm

Not Qualified

COMPLEMENTARY

2 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

HC/UH

SN54ALS74FH-00

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

TTL

1

5

50 pF

CHIP CARRIER

20 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

30 MHz

S-CQCC-N20

5.5 V

2.54 mm

8.89 mm

Not Qualified

COMPLEMENTARY

4.5 V

4 mA

8.89 mm

ALS

SNJ5474W

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

MIL-PRF-38535

1

5

5

15 pF

FLATPACK

FL14,.3

40 ns

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

15 MHz

R-GDFP-F14

5.5 V

2.03 mm

6.285 mm

Not Qualified

COMPLEMENTARY

4.5 V

15 mA

NOT SPECIFIED

NOT SPECIFIED

9.21 mm

TTL/H/L

74ACT11074NSRE4

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

100000000 Hz

CMOS

1

TR

5

5

50 pF

SMALL OUTLINE

SOP14,.3

9.4 ns

24 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G14

1

5.5 V

2 mm

5.3 mm

Not Qualified

COMPLEMENTARY

4.5 V

e4

30

260

10.2 mm

ACT

SN54AHC273FK

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

CMOS

8

3.3

50 pF

CHIP CARRIER

19.5 ns

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 V

8.89 mm

AHC

SN54LV273AW

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

CMOS

8

2.5

FLATPACK

25 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

100 MHz

R-GDFP-F20

5.5 V

2.54 mm

6.92 mm

Not Qualified

TRUE

2 V

13.09 mm

LV/LV-A/LVX/H

SNC54ALS879FH

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

28

QCCN

SQUARE

CERAMIC

YES

2

TTL

MIL-STD-883 Class B (Modified)

5

5

CHIP CARRIER

LCC28,.45SQ

FF/Latches

1.27 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

QUAD

S-XQCC-N28

Not Qualified

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.