Latches & Flip-Flops

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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

SN74HC377DWE4

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

20000000 Hz

CMOS

8

TUBE

5

2/6

50 pF

SMALL OUTLINE

SOP20,.4

200 ns

4 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

23 MHz

R-PDSO-G20

1

6 V

2.65 mm

7.5 mm

Not Qualified

TRUE

2 V

WITH HOLD MODE

e4

30

260

12.8 mm

HC/UH

SN74HC377DWRE4

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

20000000 Hz

CMOS

8

TR

5

2/6

50 pF

SMALL OUTLINE

SOP20,.4

200 ns

4 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

23 MHz

R-PDSO-G20

1

6 V

2.65 mm

7.5 mm

Not Qualified

TRUE

2 V

WITH HOLD MODE

e4

30

260

12.8 mm

HC/UH

SN74HC377N

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

20000000 Hz

CMOS

8

TUBE

5

2/6

50 pF

IN-LINE

DIP20,.3

200 ns

5.2 Amp

FF/Latches

2.54 mm

85 Cel

POSITIVE EDGE

-40 Cel

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

DUAL

23 MHz

R-PDIP-T20

6 V

5.08 mm

7.62 mm

Not Qualified

TRUE

2 V

.08 mA

WITH HOLD MODE

e4

NOT SPECIFIED

NOT SPECIFIED

25.4 mm

HC/UH

SN74HCS72DR

Texas Instruments

D FLIP-FLOP

AUTOMOTIVE

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

YES

2

64000000 Hz

CMOS

1

TR

5

50 pF

SMALL OUTLINE

SOP14,.25

42 ns

7.8 Amp

1.27 mm

125 Cel

NEGATIVE EDGE

-40 Cel

MATTE TIN

DUAL

74 MHz

R-PDSO-G14

1

6 V

1.75 mm

3.9 mm

COMPLEMENTARY

2 V

.002 mA

e3

30

260

8.65 mm

HC

SN74HCS74QBQARQ1

Texas Instruments

D FLIP-FLOP

AUTOMOTIVE

NO LEAD

14

RECTANGULAR

UNSPECIFIED

YES

YES

2

65000000 Hz

CMOS

AEC-Q100

1

TR

5

50 pF

42 ns

7.8 Amp

125 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

QUAD

65 MHz

R-XQCC-N14

1

6 V

COMPLEMENTARY

2 V

.002 mA

e4

30

260

HC

SN74HCT74PW

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

14

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

22000000 Hz

CMOS

1

TUBE

5

5

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP14,.25

35 ns

4 Amp

FF/Latch

.65 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

24 MHz

R-PDSO-G14

1

5.5 V

1.2 mm

4.4 mm

Not Qualified

COMPLEMENTARY

4.5 V

.04 mA

e4

30

260

5 mm

HCT

SN74LS109ADR

Texas Instruments

J-KBAR FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

2

25000000 Hz

TTL

2

TR

5

5

15 pF

SMALL OUTLINE

SOP16,.25

40 ns

8 Amp

FF/Latches

1.27 mm

70 Cel

POSITIVE EDGE

0 Cel

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

DUAL

30 MHz

R-PDSO-G16

1

5.25 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

4.75 V

8 mA

INVERTED K INPUT

e4

NOT SPECIFIED

260

9.9 mm

LS

SN74LS112AD

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

2

30000000 Hz

TTL

2

TUBE

5

5

15 pF

SMALL OUTLINE

SOP16,.25

20 ns

8 Amp

FF/Latches

1.27 mm

70 Cel

NEGATIVE EDGE

0 Cel

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

DUAL

30 MHz

R-PDSO-G16

1

5.25 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

4.75 V

6 mA

e4

NOT SPECIFIED

260

9.9 mm

LS

SN74LS574N

Motorola

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

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T20

Not Qualified

e0

SN74LS76AN-10

Texas Instruments

J-K FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

2

5

15 pF

IN-LINE

20 ns

2.54 mm

70 Cel

NEGATIVE EDGE

0 Cel

DUAL

30 MHz

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

6 mA

MASTER SLAVE OPERATION

19.305 mm

LS

SN74LS76ANDS

Motorola

J-K FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

2

5

5

IN-LINE

DIP16,.3

20 ns

FF/Latches

2.54 mm

70 Cel

NEGATIVE EDGE

0 Cel

TIN LEAD

DUAL

45 MHz

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

e0

20.07 mm

LS

SN74LV175APWTE4

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

16

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

45000000 Hz

CMOS

4

TR

2.5

3.3

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP16,.25

27 ns

6 Amp

FF/Latches

.65 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

125 MHz

R-PDSO-G16

1

5.5 V

1.2 mm

4.4 mm

Not Qualified

COMPLEMENTARY

2 V

e4

30

260

5 mm

LV/LV-A/LVX/H

SN74LV175APWTG4

Texas Instruments

D FLIP-FLOP

INDUSTRIAL

GULL WING

16

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

45000000 Hz

CMOS

4

TR

2.5

3.3

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP16,.25

27 ns

6 Amp

FF/Latches

.65 mm

85 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

125 MHz

R-PDSO-G16

1

5.5 V

1.2 mm

4.4 mm

Not Qualified

COMPLEMENTARY

2 V

e4

30

260

5 mm

LV/LV-A/LVX/H

SN74LV273APW

Texas Instruments

D FLIP-FLOP

AUTOMOTIVE

GULL WING

20

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

45000000 Hz

CMOS

8

TUBE

3.3

3.3

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP20,.25

27 ns

12 Amp

FF/Latch

.65 mm

125 Cel

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G20

1

5.5 V

1.2 mm

4.4 mm

Not Qualified

TRUE

2 V

.02 mA

e4

30

260

6.5 mm

LV/LV-A/LVX/H

SN74LV74APWR

Texas Instruments

D FLIP-FLOP

AUTOMOTIVE

GULL WING

14

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

45000000 Hz

CMOS

1

TR

2.5

3.3

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP14,.25

23 ns

12 Amp

FF/Latches

.65 mm

125 Cel

POSITIVE EDGE

-40 Cel

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

DUAL

110 MHz

R-PDSO-G14

1

5.5 V

1.2 mm

4.4 mm

Not Qualified

COMPLEMENTARY

2 V

.02 mA

e4

NOT SPECIFIED

260

5 mm

LV/LV-A/LVX/H

SY10EL31ZCTR

Microchip Technology

D FLIP-FLOP

COMMERCIAL EXTENDED

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

ECL

1

TR

-5.2

SMALL OUTLINE

SOP8,.25

.59 ns

1.27 mm

85 Cel

POSITIVE EDGE

0 Cel

DUAL

2200 MHz

R-PDSO-G8

-5.5 V

1.73 mm

3.94 mm

COMPLEMENTARY

-4.75 V

32 mA

4.93 mm

10EL

SY10EP51VZITR

Micrel

D FLIP-FLOP

INDUSTRIAL

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

3000000000 Hz

ECL

1

TR

3.3

-5.2

SMALL OUTLINE

SOP8,.25

.37 ns

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

Tin/Lead (Sn85Pb15)

DUAL

3000 MHz

R-PDSO-G8

1

5.5 V

1.73 mm

3.94 mm

Not Qualified

COMPLEMENTARY

3 V

40 mA

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

e0

30

240

4.93 mm

10E

TC7WH74FU(TE12L,F)

Toshiba

D FLIP-FLOP

INDUSTRIAL

GULL WING

8

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

45000000 Hz

CMOS

TR

2/5.5

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP8,.16

4 Amp

FF/Latches

.635 mm

85 Cel

POSITIVE EDGE

-40 Cel

DUAL

R-PDSO-G8

Not Qualified

54LS259DM

National Semiconductor

D LATCH

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

8

5

5

IN-LINE

DIP16,.3

4 Amp

FF/Latches

2.54 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDIP-T16

Not Qualified

36 mA

e0

54LS259DMQB

National Semiconductor

D LATCH

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

38535Q/M;38534H;883B

1

5

5

15 pF

IN-LINE

DIP16,.3

24 ns

4 Amp

FF/Latches

2.54 mm

125 Cel

LOW LEVEL

-55 Cel

DUAL

R-GDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

TRUE

4.5 V

36 mA

1:8 DMUX FOLLOWED BY LATCH; RESET ACTIVE ONLY WHEN LATCH ENABLE IS HIGH

19.43 mm

LS

54LS259FM

Fairchild Semiconductor

D LATCH

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC

YES

1

TTL

8

5

5

FLATPACK

FL16,.3

4 Amp

FF/Latches

1.27 mm

125 Cel

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-XDFP-F16

Not Qualified

36 mA

e0

54LS259FMQB

National Semiconductor

D LATCH

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

TTL

38535Q/M;38534H;883B

1

5

5

15 pF

FLATPACK

FL16,.3

24 ns

4 Amp

FF/Latches

1.27 mm

125 Cel

LOW LEVEL

-55 Cel

DUAL

R-GDFP-F16

5.5 V

2.032 mm

6.604 mm

Not Qualified

TRUE

4.5 V

36 mA

1:8 DMUX FOLLOWED BY LATCH; RESET ACTIVE ONLY WHEN LATCH ENABLE IS HIGH

9.6645 mm

LS

5962-8955201EA

National Semiconductor

D FLIP-FLOP

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

95000000 Hz

CMOS

38535Q/M;38534H;883B

4

5

3.3/5

50 pF

IN-LINE

DIP16,.3

11.5 ns

12 Amp

FF/Latches

2.54 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

DUAL

95 MHz

R-GDIP-T16

6 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

2 V

e0

19.43 mm

AC

74HC174D,652

NXP Semiconductors

D FLIP-FLOP

AUTOMOTIVE

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

20000000 Hz

CMOS

6

BULK

5

2/6

50 pF

SMALL OUTLINE

SOP16,.25

50 ns

4 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-40 Cel

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

DUAL

20 MHz

R-PDSO-G16

1

6 V

1.75 mm

3.9 mm

Not Qualified

TRUE

2 V

e4

30

260

9.9 mm

HC/UH

74HC259N,652

NXP Semiconductors

D LATCH

AUTOMOTIVE

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

1

5

2/6

50 pF

IN-LINE

DIP16,.3

255 ns

4 Amp

FF/Latches

2.54 mm

125 Cel

LOW LEVEL

-40 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDIP-T16

6 V

4.7 mm

7.62 mm

Not Qualified

TRUE

2 V

1:8 DMUX FOLLOWED BY LATCH

e4

21.6 mm

HC/UH

74HCT74BQ-Q100,115

NXP Semiconductors

D FLIP-FLOP

AUTOMOTIVE

NO LEAD

14

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

2

18000000 Hz

CMOS

AEC-Q100

1

TR

5

5

50 pF

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC14,.1X.12,20

53 ns

4 Amp

FF/Latches

.5 mm

125 Cel

POSITIVE EDGE

-40 Cel

QUAD

18 MHz

R-PQCC-N14

1

5.5 V

1 mm

2.5 mm

Not Qualified

COMPLEMENTARY

4.5 V

30

260

3 mm

HCT

74LVC1G175GS,132

NXP Semiconductors

D FLIP-FLOP

AUTOMOTIVE

NO LEAD

6

VSON

SQUARE

PLASTIC/EPOXY

YES

1

175000000 Hz

CMOS

1

1.8

3.3

50 pF

SMALL OUTLINE, VERY THIN PROFILE

SOLCC6,.04,14

17 ns

24 Amp

FF/Latches

.35 mm

125 Cel

POSITIVE EDGE

-40 Cel

TIN

DUAL

200 MHz

S-PDSO-N6

1

5.5 V

.35 mm

1 mm

Not Qualified

TRUE

1.65 V

e3

30

260

1 mm

LVC/LCX/Z

74LVC1G74GS,115

NXP Semiconductors

D FLIP-FLOP

AUTOMOTIVE

NO LEAD

8

VSON

RECTANGULAR

PLASTIC/EPOXY

YES

1

175000000 Hz

CMOS

1

TR

1.8

3.3

SMALL OUTLINE, VERY THIN PROFILE

SOLCC8,.04,14

13.4 ns

24 Amp

FF/Latches

.35 mm

125 Cel

POSITIVE EDGE

-40 Cel

TIN

DUAL

200 MHz

R-PDSO-N8

1

5.5 V

.35 mm

1 mm

Not Qualified

COMPLEMENTARY

1.65 V

e3

30

260

1.35 mm

LVC/LCX/Z

74LVC1G80GW-Q100,1

NXP Semiconductors

D FLIP-FLOP

AUTOMOTIVE

GULL WING

5

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

1

TR

3.3

3.3

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP5/6,.08

13 ns

24 Amp

FF/Latches

.65 mm

125 Cel

POSITIVE EDGE

-40 Cel

Tin (Sn)

DUAL

200 MHz

R-PDSO-G5

5.5 V

1.1 mm

1.25 mm

Not Qualified

INVERTED

1.65 V

e3

2.05 mm

LVC/LCX/Z

74VHC74MTCX_NL

Fairchild Semiconductor

D FLIP-FLOP

INDUSTRIAL

GULL WING

14

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

75000000 Hz

CMOS

1

TR

3.3

2/5.5

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP14,.25

17.5 ns

8 Amp

FF/Latches

.65 mm

85 Cel

POSITIVE EDGE

-40 Cel

MATTE TIN

DUAL

110 MHz

R-PDSO-G14

1

5.5 V

1.2 mm

4.4 mm

Not Qualified

COMPLEMENTARY

2 V

e3

5 mm

AHC/VHC/H/U/V

74VHC74SJX

Onsemi

D FLIP-FLOP

INDUSTRIAL

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

75000000 Hz

CMOS

1

TR

3.3

2/5.5

50 pF

SMALL OUTLINE

SOP14,.3

17.5 ns

8 Amp

FF/Latches

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

MATTE TIN

DUAL

110 MHz

R-PDSO-G14

1

5.5 V

2.1 mm

5.3 mm

Not Qualified

COMPLEMENTARY

2 V

e3

30

260

10.2 mm

AHC/VHC/H/U/V

8401101DA

Texas Instruments

D FLIP-FLOP

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

30000000 Hz

TTL

MIL-STD-883

1

TUBE

5

5

50 pF

FLATPACK

FL14,.3

23 ns

8 Amp

FF/Latch

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

TIN LEAD

DUAL

25 MHz

R-GDFP-F14

5.5 V

2.03 mm

5.97 mm

Qualified

COMPLEMENTARY

4.5 V

4 mA

e0

9.21 mm

ALS

CD40174BM96

Texas Instruments

D FLIP-FLOP

MILITARY

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

3500000 Hz

CMOS

6

TR

5

5/15

50 pF

SMALL OUTLINE

SOP16,.25

300 ns

6.8 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

8 MHz

R-PDSO-G16

1

18 V

1.75 mm

3.9 mm

Not Qualified

TRUE

3 V

.6 mA

e4

30

260

9.9 mm

4000/14000/40000

CD4027BCMX

National Semiconductor

J-K FLIP-FLOP

INDUSTRIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

CMOS

2

5

50 pF

SMALL OUTLINE

400 ns

1.27 mm

85 Cel

POSITIVE EDGE

-40 Cel

DUAL

2.5 MHz

R-PDSO-G16

15 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

3 V

9.9 mm

4000/14000/40000

CD4043BDWRG4

Texas Instruments

R-S LATCH

MILITARY

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

4

TR

5

5/15

50 pF

SMALL OUTLINE

SOP16,.4

300 ns

FF/Latches

1.27 mm

125 Cel

3-STATE

HIGH LEVEL

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G16

1

18 V

2.65 mm

7.5 mm

Not Qualified

TRUE

3 V

e4

30

260

10.3 mm

4000/14000/40000

CD74AC112ME4

Texas Instruments

J-K FLIP-FLOP

MILITARY

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

71000000 Hz

CMOS

2

TUBE

3.3

3.3/5

50 pF

SMALL OUTLINE

SOP16,.25

129 ns

12 Amp

FF/Latches

1.27 mm

125 Cel

NEGATIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G16

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

1.5 V

e4

30

260

9.9 mm

AC

CD74AC112MG4

Texas Instruments

J-K FLIP-FLOP

MILITARY

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

71000000 Hz

CMOS

2

TUBE

3.3

3.3/5

50 pF

SMALL OUTLINE

SOP16,.25

129 ns

24 Amp

FF/Latches

1.27 mm

125 Cel

NEGATIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G16

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

1.5 V

e4

30

260

9.9 mm

AC

CD74AC74M96E4

Texas Instruments

D FLIP-FLOP

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

90000000 Hz

CMOS

1

TR

3.3

3.3/5

50 pF

SMALL OUTLINE

SOP14,.25

125 ns

24 Amp

FF/Latch

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

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

DUAL

110 MHz

R-PDSO-G14

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

1.5 V

.08 mA

e4

NOT SPECIFIED

260

8.65 mm

AC

CD74AC74M96G4

Texas Instruments

D FLIP-FLOP

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

90000000 Hz

CMOS

1

TR

3.3

3.3/5

50 pF

SMALL OUTLINE

SOP14,.25

125 ns

24 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

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

DUAL

110 MHz

R-PDSO-G14

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

1.5 V

.08 mA

e4

NOT SPECIFIED

260

8.65 mm

AC

CD74ACT112ME4

Texas Instruments

J-K FLIP-FLOP

MILITARY

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

100000000 Hz

CMOS

2

TUBE

5

5

50 pF

SMALL OUTLINE

SOP16,.25

10.3 ns

24 Amp

FF/Latches

1.27 mm

125 Cel

NEGATIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G16

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

4.5 V

e4

30

260

9.9 mm

ACT

CD74ACT273M

Texas Instruments

D FLIP-FLOP

MILITARY

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

85000000 Hz

CMOS

8

TUBE

5

5

50 pF

SMALL OUTLINE

SOP20,.4

13.5 ns

24 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

85 MHz

R-PDSO-G20

1

5.5 V

2.65 mm

7.5 mm

Not Qualified

TRUE

4.5 V

.08 mA

e4

30

260

12.8 mm

ACT

CD74HC109M

Texas Instruments

J-KBAR FLIP-FLOP

MILITARY

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

NO

YES

2

20000000 Hz

CMOS

2

TUBE

4.5

2/6

50 pF

SMALL OUTLINE

SOP16,.25

265 ns

6 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

24 MHz

R-PDSO-G16

1

6 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

2 V

.04 mA

e4

30

260

9.9 mm

HC

CD74HC75PWRE4

Texas Instruments

D LATCH

MILITARY

GULL WING

16

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

CMOS

2

TR

4.5

2/6

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP16,.25

195 ns

4 Amp

FF/Latches

.65 mm

125 Cel

HIGH LEVEL

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G16

1

6 V

1.2 mm

4.4 mm

Not Qualified

COMPLEMENTARY

2 V

e4

30

260

5 mm

HC/UH

CD74HCT174M96G4

Texas Instruments

D FLIP-FLOP

MILITARY

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

17000000 Hz

CMOS

6

TR

5

5

50 pF

SMALL OUTLINE

SOP16,.25

60 ns

4 Amp

FF/Latch

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

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

DUAL

17 MHz

R-PDSO-G16

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

TRUE

4.5 V

.16 mA

DUMMY VAL

e4

NOT SPECIFIED

260

9.9 mm

HCT

CD74HCT174MT

Texas Instruments

D FLIP-FLOP

MILITARY

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

17000000 Hz

CMOS

6

TR

5

5

50 pF

SMALL OUTLINE

SOP16,.25

60 ns

4 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

17 MHz

R-PDSO-G16

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

TRUE

4.5 V

.16 mA

DUMMY VAL

e4

30

260

9.9 mm

HCT

CD74HCT74M

Texas Instruments

D FLIP-FLOP

MILITARY

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

16000000 Hz

CMOS

1

TUBE

5

5

50 pF

SMALL OUTLINE

SOP16,.25

53 ns

4 Amp

FF/Latches

1.27 mm

125 Cel

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

16 MHz

R-PDSO-G14

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

COMPLEMENTARY

4.5 V

.04 mA

e4

30

260

8.65 mm

HCT

DM7476N

National Semiconductor

J-K FLIP-FLOP

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

15000000 Hz

TTL

2

5

5

15 pF

IN-LINE

DIP16,.3

40 ns

16 Amp

FF/Latches

2.54 mm

70 Cel

NEGATIVE EDGE

0 Cel

Tin/Lead (Sn/Pb)

DUAL

15 MHz

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

COMPLEMENTARY

4.75 V

34 mA

MASTER SLAVE OPERATION

e0

19.305 mm

TTL/H/L

HD74LS174P

Renesas Electronics

D FLIP-FLOP

COMMERCIAL EXTENDED

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

30000000 Hz

TTL

6

5

5

IN-LINE

DIP16,.3

30 ns

8 Amp

FF/Latches

2.54 mm

75 Cel

POSITIVE EDGE

-20 Cel

DUAL

30 MHz

R-PDIP-T16

1

5.25 V

5.06 mm

7.62 mm

Not Qualified

TRUE

4.75 V

26 mA

19.2 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.