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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

SNJ54ALS563FH

Texas Instruments

D LATCH

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

1

TTL

38535Q/M;38534H;883B

8

5

5

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

3-STATE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SNJ54LV175AFK

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

45000000 Hz

CMOS

MIL-PRF-38535

4

TUBE

2.5

3.3

50 pF

CHIP CARRIER

LCC20,.35SQ

27 ns

6 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

125 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

COMPLEMENTARY

2 V

8.89 mm

LV/LV-A/LVX/H

SNC54LS374J

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

CY74FCT377CTSOCE4

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

5.2 ns

64 Amp

FF/Latches

1.27 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

DUAL

R-PDSO-G20

5.25 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.75 V

NOT SPECIFIED

NOT SPECIFIED

12.8 mm

FCT

SN54ALS573FH

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

M38510/30102B2X

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

TTL

MIL-M-38510 Class B

1

5

CHIP CARRIER

59 ns

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

20 MHz

S-CQCC-N20

5.5 V

Qualified

COMPLEMENTARY

4.5 V

LS

SNJ54AS573FH

Texas Instruments

D LATCH

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

1

TTL

38535Q/M;38534H;883B

8

5

5

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

125 Cel

3-STATE

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SNJ54F273FK

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

38535Q/M;38534H;883B

8

5

5

CHIP CARRIER

LCC20,.35SQ

20 Amp

FF/Latches

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

88 mA

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

F/FAST

SNJ54LS398W

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

38535Q/M;38534H;883B

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

V62/04674-02XE

Texas Instruments

D FLIP-FLOP

MILITARY

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

150000000 Hz

BICMOS

TR

3.3

3.3

50 pF

SMALL OUTLINE

SOP20,.3

64 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

R-PDSO-G20

Not Qualified

74F273SC

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

8

5

SMALL OUTLINE

9 ns

1.27 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

130 MHz

R-PDSO-G20

5.5 V

2.642 mm

7.493 mm

TRUE

4.5 V

12.8015 mm

F/FAST

SN54HC377W

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

CMOS

8

5

50 pF

FLATPACK

240 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

DUAL

19 MHz

R-GDFP-F20

6 V

2.54 mm

6.92 mm

Not Qualified

TRUE

2 V

WITH HOLD MODE

13.09 mm

HC/UH

54F378LM

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

70000000 Hz

TTL

6

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

10.5 ns

20 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

QUAD

70 MHz

S-CQCC-N20

5.5 V

1.905 mm

8.89 mm

Not Qualified

TRUE

4.5 V

45 mA

WITH HOLD MODE

e0

8.89 mm

F/FAST

SN74AS580J

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

8

5

5

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-XDIP-T20

Not Qualified

SN74273J-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

94 mA

24.195 mm

TTL/H/L

SN74AS373FN

Texas Instruments

D LATCH

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

TTL

8

5

5

CHIP CARRIER

LDCC20,.4SQ

FF/Latches

1.27 mm

70 Cel

3-STATE

0 Cel

QUAD

S-PQCC-J20

Not Qualified

SN74AHCT273N

Texas Instruments

D FLIP-FLOP

AUTOMOTIVE

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

45000000 Hz

CMOS

8

TUBE

5

5

50 pF

IN-LINE

DIP20,.3

11 ns

8 Amp

FF/Latch

2.54 mm

125 Cel

POSITIVE EDGE

-40 Cel

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

DUAL

65 MHz

R-PDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.5 V

.04 mA

e4

NOT SPECIFIED

NOT SPECIFIED

25.4 mm

AHCT/VHCT/VT

SN74HC112FH

Texas Instruments

J-K FLIP-FLOP

INDUSTRIAL

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

2

CMOS

2/6

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

85 Cel

NEGATIVE EDGE

-40 Cel

QUAD

S-XQCC-N20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN74LVTH273DBLE

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

150000000 Hz

BICMOS

8

TR

3.3

3.3

50 pF

SMALL OUTLINE, SHRINK PITCH

SSOP20,.3

5.5 ns

64 Amp

FF/Latches

.65 mm

85 Cel

POSITIVE EDGE

-40 Cel

DUAL

150 MHz

R-PDSO-G20

3.6 V

2 mm

5.3 mm

Not Qualified

TRUE

2.7 V

5 mA

NOT SPECIFIED

NOT SPECIFIED

7.2 mm

LVT

SN74273N

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

25000000 Hz

TTL

8

5

15 pF

IN-LINE

DIP20,.3

27 ns

16 Amp

FF/Latches

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

DUAL

30 MHz

R-PDIP-T20

5.25 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.75 V

94 mA

NOT SPECIFIED

NOT SPECIFIED

24.325 mm

TTL/H/L

5962-8409901VSA

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

20

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

20000000 Hz

CMOS

MIL-PRF-38535 Class V

8

TUBE

5

2/6

50 pF

FLATPACK

FL20,.3

240 ns

5.2 Amp

FF/Latch

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

21 MHz

R-GDFP-F20

6 V

2.45 mm

6.92 mm

Qualified

TRUE

2 V

.08 mA

DUMMY VAL

e0

NOT SPECIFIED

NOT SPECIFIED

13.09 mm

HC/UH

SN74ALS74FN3

Texas Instruments

D FLIP-FLOP

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

2

34000000 Hz

TTL

5

5

CHIP CARRIER

LDCC20,.4SQ

8 Amp

FF/Latches

1.27 mm

70 Cel

POSITIVE EDGE

0 Cel

QUAD

S-PQCC-J20

4 mA

SN74ALS573NP3

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

5

5

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T20

SN74AHCT273NE4

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

45000000 Hz

CMOS

8

5

5

50 pF

IN-LINE

DIP20,.3

11 ns

8 Amp

FF/Latches

2.54 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

65 MHz

R-PDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.5 V

e4

25.4 mm

AHCT/VHCT/VT

SN74HC273PWE4

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

21000000 Hz

CMOS

8

TUBE

5

2/6

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

200 ns

4 Amp

FF/Latches

.65 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

25 MHz

R-PDSO-G20

1

6 V

1.2 mm

4.4 mm

Not Qualified

TRUE

2 V

DUMMY VAL

e4

30

260

6.5 mm

HC/UH

SN74AS534FN

Texas Instruments

D FLIP-FLOP

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

8

TTL

5

5

CHIP CARRIER

LDCC20,.4SQ

FF/Latches

1.27 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

QUAD

S-PQCC-J20

Not Qualified

SN74ALS574NP3

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

SN74AS580NP3

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

5

5

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T20

CD74HCT377M96G4

Texas Instruments

D FLIP-FLOP

MILITARY

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

16000000 Hz

CMOS

8

TR

5

5

50 pF

SMALL OUTLINE

SOP20,.4

57 ns

4 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

16 MHz

R-PDSO-G20

1

5.5 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.5 V

WITH HOLD MODE

e4

30

260

12.8 mm

HCT

5962-9761601V2X

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

CMOS

MIL-PRF-38535 Class V

1

2.7

CHIP CARRIER

6 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

100 MHz

S-CQCC-N20

3.6 V

2.03 mm

8.89 mm

Not Qualified

COMPLEMENTARY

2 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

LVC/LCX/Z

SN74AS74FN

Texas Instruments

D 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

Not Qualified

JM38510/65302B2A

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

CMOS

MIL-M-38510 Class B

1

TUBE

5

50 pF

CHIP CARRIER

250 ns

5.2 Amp

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

QUAD

25 MHz

S-CQCC-N20

6 V

2.03 mm

8.89 mm

Not Qualified

COMPLEMENTARY

2 V

.04 mA

e0

8.89 mm

HC

SN74HC374PW

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

24000000 Hz

CMOS

2/6

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

6 Amp

FF/Latches

.65 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

DUAL

R-PDSO-G20

1.2 mm

4.4 mm

Not Qualified

6.5 mm

CD74AC273M

Texas Instruments

D FLIP-FLOP

MILITARY

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

71000000 Hz

CMOS

8

TUBE

3.3

3.3/5

50 pF

SMALL OUTLINE

SOP20,.4

169 ns

24 Amp

FF/Latch

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G20

1

5.5 V

2.65 mm

7.5 mm

Not Qualified

TRUE

1.5 V

.16 mA

e4

30

260

12.8 mm

AC

JM38510/34102B2A

Texas Instruments

J-KBAR FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

90000000 Hz

TTL

MIL-M-38510 Class B

2

TUBE

5

50 pF

CHIP CARRIER

10.5 ns

20 Amp

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

QUAD

70 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

COMPLEMENTARY

4.5 V

17 mA

e0

8.89 mm

F/FAST

SN74ALS563N

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

5

5

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDIP-T20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

CD74HCT377MG4

Texas Instruments

D FLIP-FLOP

MILITARY

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

16000000 Hz

CMOS

8

5

5

50 pF

SMALL OUTLINE

SOP20,.4

57 ns

4 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

16 MHz

R-PDSO-G20

1

5.5 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.5 V

WITH HOLD MODE

e4

30

260

12.8 mm

HCT

SN74HC113FHP4

Texas Instruments

J-K FLIP-FLOP

INDUSTRIAL

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

2

CMOS

2/6

CHIP CARRIER

LCC20,.35SQ

FF/Latches

1.27 mm

85 Cel

NEGATIVE EDGE

-40 Cel

QUAD

S-XQCC-N20

SN74HC173FN3

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

4

CMOS

2/6

CHIP CARRIER

LDCC20,.4SQ

FF/Latches

1.27 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

QUAD

S-PQCC-J20

SN74AS374NP3

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

8

125000000 Hz

TTL

5

5

IN-LINE

DIP20,.3

48 Amp

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDIP-T20

128 mA

SN74AS373J4

Texas Instruments

D LATCH

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

8

5

5

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

70 Cel

3-STATE

0 Cel

DUAL

R-XDIP-T20

SN74HCT377DWG4

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

20000000 Hz

CMOS

8

5

5

50 pF

SMALL OUTLINE

SOP20,.4

38 ns

4 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

22 MHz

R-PDSO-G20

1

5.5 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.5 V

WITH HOLD MODE

e4

30

260

12.8 mm

HCT

SN74ALS580ADW3

Texas Instruments

D LATCH

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

8

5

5

SMALL OUTLINE

SOP20,.4

FF/Latches

1.27 mm

70 Cel

3-STATE

0 Cel

DUAL

R-PDSO-G20

5962-9853001Q2X

Texas Instruments

D FLIP-FLOP

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

CMOS

MIL-PRF-38535 Class Q

8

3.3

50 pF

CHIP CARRIER

19.5 ns

8 Amp

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

QUAD

100 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Qualified

TRUE

2 V

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

AHC

SN74HCT573N1

Texas Instruments

D LATCH

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

8

5

5

IN-LINE

DIP20,.3

6 Amp

FF/Latches

2.54 mm

85 Cel

3-STATE

-40 Cel

DUAL

R-PDIP-T20

Not Qualified

MM74HC374J/A+

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

8

CMOS

2/6

IN-LINE

DIP20,.3

FF/Latches

2.54 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T20

e0

SN74S268FN

Texas Instruments

D LATCH

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

TTL

6

5

15 pF

CHIP CARRIER

LDCC20,.4SQ

18 ns

FF/Latches

1.27 mm

70 Cel

3-STATE

HIGH LEVEL

0 Cel

QUAD

S-PQCC-J20

5.25 V

4.57 mm

8.9662 mm

Not Qualified

TRUE

4.75 V

119 mA

NOT SPECIFIED

NOT SPECIFIED

8.9662 mm

S

SN74ALS580FN

Texas Instruments

D LATCH

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

TTL

8

5

5

CHIP CARRIER

LDCC20,.4SQ

FF/Latches

1.27 mm

70 Cel

3-STATE

0 Cel

QUAD

S-PQCC-J20

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.