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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

SN74ALS563ANP3

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 SPECIFIED

NOT SPECIFIED

SN74HCT564N1

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

8

CMOS

5

5

IN-LINE

DIP20,.3

6 Amp

FF/Latches

2.54 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

DUAL

R-PDIP-T20

Not Qualified

SN74LV273PW

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

3.3

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

26 ns

.65 mm

85 Cel

POSITIVE EDGE

-40 Cel

DUAL

60 MHz

R-PDSO-G20

5.5 V

1.2 mm

4.4 mm

Not Qualified

TRUE

2.7 V

6.5 mm

LV/LV-A/LVX/H

SN74ABT273DWRG4

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

150000000 Hz

BICMOS

8

TR

5

5

50 pF

SMALL OUTLINE

SOP20,.4

7.3 ns

64 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

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

DUAL

150 MHz

R-PDSO-G20

1

5.5 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.5 V

30 mA

e4

NOT SPECIFIED

260

12.8 mm

ABT

SN74HC374J4

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

DUAL

R-XDIP-T20

NOT SPECIFIED

NOT SPECIFIED

SN74276DWR

Texas Instruments

J-KBAR FLIP-FLOP

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

5

SMALL OUTLINE

30 ns

1.27 mm

70 Cel

NEGATIVE EDGE

0 Cel

DUAL

35 MHz

R-PDSO-G20

5.25 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.75 V

SEPARATE CLOCK FOR EACH BIT

12.8 mm

TTL/H/L

CD74HCT377M

Texas Instruments

D FLIP-FLOP

MILITARY

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

16000000 Hz

CMOS

8

TUBE

5

5

50 pF

SMALL OUTLINE

SOP20,.4

57 ns

4 Amp

FF/Latch

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

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

DUAL

16 MHz

R-PDSO-G20

1

5.5 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.5 V

.08 mA

WITH HOLD MODE

e4

NOT SPECIFIED

260

12.8 mm

HCT

SN74HCT373NP1

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

SN74LS373N1

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

SN74F377ANE4

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

110000000 Hz

TTL

8

TUBE

5

5

50 pF

IN-LINE

DIP20,.3

10.5 ns

20 Amp

FF/Latches

2.54 mm

70 Cel

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

110 MHz

R-PDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.5 V

90 mA

WITH HOLD MODE

e4

24.325 mm

F/FAST

SN74AS112FN-00

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

2

TTL

2

5

50 pF

CHIP CARRIER

1.27 mm

70 Cel

NEGATIVE EDGE

0 Cel

QUAD

S-PQCC-J20

5.5 V

4.57 mm

8.9662 mm

Not Qualified

COMPLEMENTARY

4.5 V

8.9662 mm

AS

SN74AHCT273DGVRG4

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

45000000 Hz

CMOS

8

TR

5

5

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25,16

11 ns

8 Amp

FF/Latches

.4 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

65 MHz

R-PDSO-G20

1

5.5 V

1.2 mm

4.4 mm

Not Qualified

TRUE

4.5 V

e4

30

260

5 mm

AHCT/VHCT/VT

SN74F534DW3

Texas Instruments

D FLIP-FLOP

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

70000000 Hz

TTL

5

5

SMALL OUTLINE

SOP20,.4

24 Amp

FF/Latches

1.27 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDSO-G20

86 mA

SN74AS574NP3

Texas Instruments

D FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

8

90000000 Hz

TTL

5

5

50 pF

IN-LINE

DIP20,.3

48 Amp

FF/Latches

2.54 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-PDIP-T20

NC74VHCT574ADWR2

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

95000000 Hz

CMOS

TR

5

5

50 pF

SMALL OUTLINE

SOP20,.4

8 Amp

FF/Latches

1.27 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

DUAL

R-PDSO-G20

Not Qualified

MC54HC574AJ

Onsemi

D FLIP-FLOP

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

8

20000000 Hz

CMOS

2/6

50 pF

IN-LINE

DIP20,.3

6 Amp

FF/Latches

2.54 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T20

Not Qualified

e0

NLV74HC273ADWR2G

Onsemi

D FLIP-FLOP

MILITARY

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

8

3

SMALL OUTLINE

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

MATTE TIN

DUAL

R-PDSO-G20

3

6 V

2.65 mm

7.5 mm

TRUE

2 V

e3

30

260

12.8 mm

HC/UH

74VHC273SJ

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

3.3

SMALL OUTLINE

19.5 ns

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

DUAL

100 MHz

R-PDSO-G20

5.5 V

2.1 mm

5.3 mm

TRUE

2 V

12.6 mm

AHC/VHC/H/U/V

74VHC273SJX

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

75000000 Hz

CMOS

8

TR

3.3

2/5.5

50 pF

SMALL OUTLINE

SOP20,.3

17.1 ns

8 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

TIN

DUAL

100 MHz

R-PDSO-G20

1

5.5 V

2.1 mm

5.3 mm

Not Qualified

TRUE

2 V

e3

30

260

12.6 mm

AHC/VHC

N74F534D

Onsemi

D FLIP-FLOP

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

135000000 Hz

TTL

5

5

SMALL OUTLINE

SOP20,.4

24 Amp

FF/Latches

1.27 mm

70 Cel

3-STATE

POSITIVE EDGE

0 Cel

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

DUAL

R-PDSO-G20

Not Qualified

86 mA

e4

74VHC273BQX

Onsemi

D FLIP-FLOP

INDUSTRIAL

NO LEAD

20

HVQCCN

RECTANGULAR

UNSPECIFIED

YES

1

CMOS

8

3.3

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

19.5 ns

.5 mm

85 Cel

POSITIVE EDGE

-40 Cel

QUAD

100 MHz

R-XQCC-N20

5.5 V

.8 mm

2.5 mm

TRUE

2 V

4.5 mm

AHC/VHC/H/U/V

74VHC273M

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

75000000 Hz

CMOS

8

RAIL

3.3

2/5.5

50 pF

SMALL OUTLINE

SOP20,.4

17.1 ns

8 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

MATTE TIN

DUAL

100 MHz

R-PDSO-G20

1

5.5 V

2.642 mm

7.5 mm

Not Qualified

TRUE

2 V

e3

30

260

12.8015 mm

AHC/VHC

NLVHCT273ADWR2G

Onsemi

D FLIP-FLOP

MILITARY

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

5

SMALL OUTLINE

35 ns

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

MATTE TIN

DUAL

R-PDSO-G20

3

5.5 V

2.65 mm

7.5 mm

TRUE

4.5 V

e3

30

260

12.8 mm

HCT

MC54HCT574AJ

Onsemi

D FLIP-FLOP

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

8

20000000 Hz

CMOS

5

5

50 pF

IN-LINE

DIP20,.3

6 Amp

FF/Latches

2.54 mm

125 Cel

3-STATE

POSITIVE EDGE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T20

Not Qualified

e0

M74VHCT573ADTR2G

Onsemi

D LATCH

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

TR

5

5

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

8 Amp

FF/Latches

.635 mm

85 Cel

3-STATE

-40 Cel

DUAL

R-PDSO-G20

Not Qualified

NC74VHCT574ADW

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

95000000 Hz

CMOS

5

5

50 pF

SMALL OUTLINE

SOP20,.4

8 Amp

FF/Latches

1.27 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

DUAL

R-PDSO-G20

Not Qualified

74VHC273BQ

Onsemi

D FLIP-FLOP

INDUSTRIAL

NO LEAD

20

HVQCCN

RECTANGULAR

UNSPECIFIED

YES

1

CMOS

8

3.3

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

19.5 ns

.5 mm

85 Cel

POSITIVE EDGE

-40 Cel

QUAD

100 MHz

R-XQCC-N20

5.5 V

.8 mm

2.5 mm

TRUE

2 V

4.5 mm

AHC/VHC/H/U/V

74VHC273MX

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

75000000 Hz

CMOS

8

TR

3.3

2/5.5

50 pF

SMALL OUTLINE

SOP20,.4

19.5 ns

8 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

MATTE TIN

DUAL

100 MHz

R-PDSO-G20

1

5.5 V

2.642 mm

7.5 mm

Not Qualified

TRUE

2 V

e3

30

260

12.8015 mm

AHC/VHC

NLV74HC273ADTR2G

Onsemi

D FLIP-FLOP

MILITARY

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

20000000 Hz

CMOS

AEC-Q100

8

TR

5

2/6

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

6 Amp

FF/Latches

.65 mm

125 Cel

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G20

1

6 V

1.2 mm

4.4 mm

Not Qualified

TRUE

2 V

e4

30

260

6.5 mm

HC/UH

MC10H135FNG

Onsemi

JBAR-KBAR FLIP-FLOP

COMMERCIAL EXTENDED

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

250000000 Hz

ECL

2

RAIL

CHIP CARRIER

LDCC20,.4SQ

2.6 ns

FF/Latches

1.27 mm

75 Cel

POSITIVE EDGE

0 Cel

TIN

QUAD

S-PQCC-J20

3

4.57 mm

8.965 mm

Not Qualified

COMPLEMENTARY

75 mA

e3

30

260

8.965 mm

10H

MC74AC377ML1

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

75000000 Hz

CMOS

TR

3.3/5

50 pF

SMALL OUTLINE

SOP20,.3

12 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

3 V

e0

SN74LS273ML1

Onsemi

D FLIP-FLOP

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

30000000 Hz

TTL

TR

5

5

SMALL OUTLINE

SOP20,.3

8 Amp

FF/Latches

1.27 mm

70 Cel

POSITIVE EDGE

0 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

27 mA

e0

MC100EL30DWG

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

ECL

3

RAIL

5

-4.5

SMALL OUTLINE

SOP20,.4

.82 ns

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

TIN

DUAL

1200 MHz

R-PDSO-G20

3

5.7 V

2.65 mm

7.5 mm

Not Qualified

COMPLEMENTARY

4.2 V

NECL MODE: VCC = 0V WITH VEE = -4.2V TO -5.7V

e3

260

12.8 mm

100EL

MC74ACT273MR2

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

125000000 Hz

CMOS

8

TR

5

5

50 pF

SMALL OUTLINE

SOP16,.3

12 ns

24 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

TIN LEAD

DUAL

125 MHz

R-PDSO-G20

5.5 V

2.05 mm

5.275 mm

Not Qualified

TRUE

4.5 V

e0

12.575 mm

ACT

MC74AC377MR1

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

75000000 Hz

CMOS

TR

3.3/5

50 pF

SMALL OUTLINE

SOP20,.3

12 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

3 V

e0

MC74ACT273DTR2G

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

125000000 Hz

CMOS

8

TR

5

5

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

12 ns

24 Amp

FF/Latches

.65 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

125 MHz

R-PDSO-G20

1

5.5 V

1.2 mm

4.4 mm

Not Qualified

TRUE

4.5 V

e4

30

260

6.5 mm

ACT

MM74HC273MTC

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

21000000 Hz

CMOS

8

4.5

2/6

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

170 ns

4 Amp

FF/Latches

.65 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

24 MHz

R-PDSO-G20

1

6 V

1.2 mm

4.4 mm

Not Qualified

TRUE

2 V

.16 mA

e4

30

260

6.5 mm

HC/UH

MC74ACT377ML2

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

125000000 Hz

CMOS

TR

5

5

50 pF

SMALL OUTLINE

SOP20,.3

24 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

e0

MC100EP29DT

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

ECL

1

RAIL

3.3

-4.5

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

.5 ns

FF/Latches

.65 mm

85 Cel

POSITIVE EDGE

-40 Cel

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

DUAL

R-PDSO-G20

1

5.5 V

1.2 mm

4.4 mm

Not Qualified

COMPLEMENTARY

3 V

NECL MODE: VCC = 0V WITH VEE = -3V TO -5.5V

e4

40

260

6.5 mm

100E

MC10H176FNG

Onsemi

D FLIP-FLOP

COMMERCIAL EXTENDED

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

250000000 Hz

ECL

6

RAIL

CHIP CARRIER

LDCC20,.4SQ

2.2 ns

FF/Latches

1.27 mm

75 Cel

OPEN-EMITTER

POSITIVE EDGE

0 Cel

TIN

QUAD

250 MHz

S-PQCC-J20

4.57 mm

8.965 mm

Not Qualified

TRUE

123 mA

e3

260

8.965 mm

10H

MC74VHC374ML1

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

75000000 Hz

CMOS

TR

2/5.5

50 pF

SMALL OUTLINE

SOP20,.3

8 Amp

FF/Latches

1.27 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

e0

MC100EP29MNG

Onsemi

D FLIP-FLOP

INDUSTRIAL

NO LEAD

20

HVQCCN

SQUARE

UNSPECIFIED

YES

2

ECL

1

RAIL

3.3

-4.5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC20,.16SQ,20

.5 ns

FF/Latches

.5 mm

85 Cel

POSITIVE EDGE

-40 Cel

MATTE TIN

QUAD

S-XQCC-N20

1

5.5 V

1 mm

4 mm

Not Qualified

COMPLEMENTARY

3 V

NECL MODE: VCC = 0V WITH VEE = -3V TO -5.5V

e3

30

260

4 mm

100E

MC74ACT273NG

Onsemi

D FLIP-FLOP

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

125000000 Hz

CMOS

8

RAIL

5

5

50 pF

IN-LINE

DIP20,.3

12 ns

24 Amp

FF/Latches

2.54 mm

85 Cel

POSITIVE EDGE

-40 Cel

TIN

DUAL

125 MHz

R-PDIP-T20

5.5 V

4.57 mm

7.62 mm

Not Qualified

TRUE

4.5 V

e3

260

26.415 mm

ACT

MC74ACT273N

Onsemi

D FLIP-FLOP

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

125000000 Hz

CMOS

8

RAIL

5

5

50 pF

IN-LINE

DIP20,.3

12 ns

24 Amp

FF/Latches

2.54 mm

85 Cel

POSITIVE EDGE

-40 Cel

TIN LEAD

DUAL

125 MHz

R-PDIP-T20

5.5 V

4.57 mm

7.62 mm

Not Qualified

TRUE

4.5 V

e0

30

235

26.415 mm

ACT

MC74VHC374ML2

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

75000000 Hz

CMOS

TR

2/5.5

50 pF

SMALL OUTLINE

SOP20,.3

8 Amp

FF/Latches

1.27 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

e0

MC74HC273ADTEL

Onsemi

D FLIP-FLOP

MILITARY

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

8000000 Hz

CMOS

TR

2/6

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

2.4 Amp

FF/Latches

.635 mm

125 Cel

POSITIVE EDGE

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

e0

MC74LCX374ML1

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

8

150000000 Hz

CMOS

TR

3.3

3.3

50 pF

SMALL OUTLINE

SOP20,.3

24 Amp

FF/Latches

1.27 mm

85 Cel

3-STATE

POSITIVE EDGE

-40 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G20

Not Qualified

e0

MC74ACT273DWR2

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

125000000 Hz

CMOS

8

TR

5

5

50 pF

SMALL OUTLINE

SOP20,.4

12 ns

24 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

TIN LEAD

DUAL

125 MHz

R-PDSO-G20

1

5.5 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.5 V

e0

235

12.8 mm

ACT

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.