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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 Bits Load or Preset Input Packing Method Nominal Supply Voltage / Vsup (V) Power Supplies (V) Load Capacitance (CL) Package Style (Meter) Package Equivalence Code Operation Mode 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 Minimum fmax JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Supply Voltage (Vsup) Maximum Seated Height Width Qualification 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

SN74LS390NE4

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

25000000 Hz

TTL

3

TUBE

5

5

15 pF

IN-LINE

DIP16,.3

ASYNCHRONOUS

60 ns

8 Amp

Counters

2.54 mm

70 Cel

UP

NEGATIVE EDGE

0 Cel

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

DUAL

25 MHz

R-PDIP-T16

1

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

26 mA

DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS

e4

NOT SPECIFIED

260

19.305 mm

LS

SN74LS290DR

Texas Instruments

DECADE COUNTER

COMMERCIAL

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

TTL

3

YES

TR

5

5

SMALL OUTLINE

SOP14,.25

ASYNCHRONOUS

35 ns

Counters

1.27 mm

70 Cel

UP

NEGATIVE EDGE

0 Cel

DUAL

16 MHz

R-PDSO-G14

5.25 V

1.75 mm

3.9 mm

Not Qualified

4.75 V

15 mA

DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS

NOT SPECIFIED

NOT SPECIFIED

8.65 mm

LS

SN74LS668FN

Texas Instruments

DECADE COUNTER

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

5

15 pF

CHIP CARRIER

LDCC20,.4SQ

SYNCHRONOUS

27 ns

Counters

1.27 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

QUAD

25 MHz

S-PQCC-J20

5.25 V

4.57 mm

8.9662 mm

Not Qualified

4.75 V

34 mA

TCO OUTPUT; COUNT ENABLE INPUT

NOT SPECIFIED

NOT SPECIFIED

8.9662 mm

LS

SN74167N-10

Texas Instruments

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COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

4

YES

5

15 pF

IN-LINE

SYNCHRONOUS

30 ns

2.54 mm

70 Cel

UP

NEGATIVE EDGE

0 Cel

DUAL

25 MHz

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

99 mA

DECADE RATE MULTIPLIER

19.305 mm

TTL/H/L

SN54ALS560AFK

Texas Instruments

DECADE COUNTER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

4

YES

5

5

50 pF

CHIP CARRIER

LCC20,.35SQ

SYNCHRONOUS

21 ns

Counters

1.27 mm

125 Cel

UP

3-STATE

POSITIVE EDGE

-55 Cel

QUAD

18 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

33 mA

TCO OUTPUT; COUNT ENABLE INPUTS

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

ALS

SN54192J

Texas Instruments

DECADE COUNTER

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

25000000 Hz

TTL

4

TUBE

5

5

15 pF

IN-LINE

DIP16,.3

SYNCHRONOUS

47 ns

16 Amp

Counters

2.54 mm

125 Cel

BIDIRECTIONAL

POSITIVE EDGE

-55 Cel

TIN LEAD

DUAL

25 MHz

R-GDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

89 mA

TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK

e0

19.56 mm

TTL/H/L

SN74LS290N3

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

NO

5

5

IN-LINE

DIP14,.3

ASYNCHRONOUS

Counters

2.54 mm

70 Cel

UP

0 Cel

DUAL

R-PDIP-T14

SN74HC162FN3

Texas Instruments

DECADE COUNTER

INDUSTRIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

YES

2/6

CHIP CARRIER

LDCC20,.4SQ

SYNCHRONOUS

Counters

1.27 mm

85 Cel

UP

-40 Cel

QUAD

S-PQCC-J20

CD40102BPWRE4

Texas Instruments

DECADE COUNTER

MILITARY

GULL WING

16

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

700000 Hz

CMOS

8

YES

TR

5

5/15

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP16,.25

SYNCHRONOUS

600 ns

Counters

.65 mm

125 Cel

DOWN

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

2.4 MHz

R-PDSO-G16

1

18 V

1.2 mm

4.4 mm

Not Qualified

3 V

e4

30

260

5 mm

4000/14000/40000

SN54167J-00

Texas Instruments

DECADE COUNTER

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

4

YES

5

15 pF

IN-LINE

SYNCHRONOUS

30 ns

2.54 mm

125 Cel

UP

NEGATIVE EDGE

-55 Cel

DUAL

25 MHz

R-GDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

99 mA

DECADE RATE MULTIPLIER

19.56 mm

TTL/H/L

SN54LS390W

Texas Instruments

DECADE COUNTER

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

4

TTL

3

NO

5

5

15 pF

FLATPACK

FL16,.3

ASYNCHRONOUS

60 ns

Counters

1.27 mm

125 Cel

UP

NEGATIVE EDGE

-55 Cel

DUAL

25 MHz

R-GDFP-F16

5.5 V

2.03 mm

6.73 mm

Not Qualified

4.5 V

26 mA

DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS

NOT SPECIFIED

NOT SPECIFIED

10.2 mm

LS

SN74HC490N

Texas Instruments

DECADE COUNTER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

25000000 Hz

CMOS

NO

50 pF

IN-LINE

DIP16,.3

ASYNCHRONOUS

5.2 Amp

Counters

2.54 mm

85 Cel

UP

-40 Cel

DUAL

R-PDIP-T16

Not Qualified

SN74ALS162AFN

Texas Instruments

DECADE COUNTER

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

30000000 Hz

TTL

YES

5

5

CHIP CARRIER

LDCC20,.4SQ

SYNCHRONOUS

Counters

1.27 mm

70 Cel

UP

0 Cel

QUAD

S-PQCC-J20

Not Qualified

SN54S162W

Texas Instruments

DECADE COUNTER

MILITARY

FLAT

16

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

1

40000000 Hz

TTL

4

YES

5

15 pF

FLATPACK

FL16,.3

SYNCHRONOUS

15 ns

20 Amp

Counters

1.27 mm

125 Cel

UP

POSITIVE EDGE

-55 Cel

DUAL

40 MHz

R-GDFP-F16

5.5 V

2.03 mm

6.73 mm

Not Qualified

4.5 V

160 mA

TCO OUTPUT

NOT SPECIFIED

NOT SPECIFIED

10.2 mm

S

SN74ALS8163NT

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

DIP

PLASTIC/EPOXY

NO

1

TTL

NO

IN-LINE

DIP(UNSPEC)

Counters

70 Cel

0 Cel

DUAL

Not Qualified

SN74S162D3

Texas Instruments

DECADE COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

YES

SMALL OUTLINE

SOP16,.25

SYNCHRONOUS

Counters

1.27 mm

70 Cel

UP

0 Cel

DUAL

R-PDSO-G16

SN54LS490FK

Texas Instruments

DECADE COUNTER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

2

TTL

4

YES

5

5

15 pF

CHIP CARRIER

LCC20,.35SQ

ASYNCHRONOUS

54 ns

Counters

1.27 mm

125 Cel

UP

NEGATIVE EDGE

-55 Cel

QUAD

25 MHz

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

26 mA

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

LS

SN74AS168N1

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

YES

IN-LINE

DIP16,.3

SYNCHRONOUS

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

0 Cel

DUAL

R-PDIP-T16

Not Qualified

SN74ALS168J

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

YES

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

0 Cel

DUAL

R-XDIP-T16

Not Qualified

SN74ALS168BJ

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

YES

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

0 Cel

DUAL

R-XDIP-T16

Not Qualified

SN54ALS168FH

Texas Instruments

DECADE COUNTER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC

YES

1

TTL

YES

5

5

CHIP CARRIER

LCC20,.35SQ

SYNCHRONOUS

Counters

1.27 mm

125 Cel

BIDIRECTIONAL

-55 Cel

QUAD

S-XQCC-N20

Not Qualified

SN74ALS160AFN3

Texas Instruments

DECADE COUNTER

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

30000000 Hz

TTL

YES

5

5

CHIP CARRIER

LDCC20,.4SQ

SYNCHRONOUS

Counters

1.27 mm

70 Cel

UP

0 Cel

QUAD

S-PQCC-J20

SN74LS190N-00

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

4

YES

5

15 pF

IN-LINE

SYNCHRONOUS

36 ns

2.54 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

DUAL

20 MHz

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

35 mA

19.305 mm

LS

SN74HC192DW-00

Texas Instruments

DECADE COUNTER

INDUSTRIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

4

YES

5

50 pF

SMALL OUTLINE

SYNCHRONOUS

63 ns

1.27 mm

85 Cel

BIDIRECTIONAL

POSITIVE EDGE

-40 Cel

DUAL

17 MHz

R-PDSO-G16

6 V

2.65 mm

7.5 mm

Not Qualified

2 V

10.3 mm

HC/UH

SN74ALS560DWP3

Texas Instruments

DECADE COUNTER

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

YES

5

5

SMALL OUTLINE

SOP20,.4

SYNCHRONOUS

Counters

1.27 mm

70 Cel

UP

3-STATE

0 Cel

DUAL

R-PDSO-G20

SN54F162AFK

Texas Instruments

DECADE COUNTER

MILITARY

NO LEAD

20

QCCN

SQUARE

CERAMIC, METAL-SEALED COFIRED

YES

1

TTL

4

YES

5

5

CHIP CARRIER

LCC20,.35SQ

SYNCHRONOUS

20 Amp

Counters

1.27 mm

125 Cel

UP

POSITIVE EDGE

-55 Cel

QUAD

S-CQCC-N20

5.5 V

2.03 mm

8.89 mm

Not Qualified

4.5 V

55 mA

TCO OUTPUT

NOT SPECIFIED

NOT SPECIFIED

8.89 mm

F/FAST

SN74ALS192N1

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

YES

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

0 Cel

DUAL

R-PDIP-T16

Not Qualified

SN54HC696J

Texas Instruments

DECADE COUNTER

MILITARY

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

1

CMOS

NO

5

5

IN-LINE

DIP20,.3

SYNCHRONOUS

Counters

2.54 mm

125 Cel

BIDIRECTIONAL

3-STATE

-55 Cel

DUAL

R-XDIP-T20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN74HC696NP3

Texas Instruments

DECADE COUNTER

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

NO

5

5

IN-LINE

DIP20,.3

SYNCHRONOUS

Counters

2.54 mm

85 Cel

BIDIRECTIONAL

3-STATE

-40 Cel

DUAL

R-PDIP-T20

NOT SPECIFIED

NOT SPECIFIED

SN74HC698N

Texas Instruments

DECADE COUNTER

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

NO

5

5

IN-LINE

DIP20,.3

SYNCHRONOUS

Counters

2.54 mm

85 Cel

BIDIRECTIONAL

3-STATE

-40 Cel

DUAL

R-PDIP-T20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN74192N-10

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

4

YES

5

15 pF

IN-LINE

SYNCHRONOUS

47 ns

2.54 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

DUAL

25 MHz

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

102 mA

19.305 mm

TTL/H/L

SN74HC490J4

Texas Instruments

DECADE COUNTER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

2

CMOS

NO

IN-LINE

DIP16,.3

ASYNCHRONOUS

Counters

2.54 mm

85 Cel

UP

-40 Cel

DUAL

R-XDIP-T16

CD74HCT190E

Texas Instruments

DECADE COUNTER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

25000000 Hz

CMOS

4

YES

5

5

50 pF

IN-LINE

DIP16,.3

SYNCHRONOUS

44 ns

4 Amp

Counters

2.54 mm

85 Cel

BIDIRECTIONAL

POSITIVE EDGE

-40 Cel

DUAL

25 MHz

R-PDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

TCO OUTPUT

19.305 mm

HCT

SN74HC692J

Texas Instruments

DECADE COUNTER

INDUSTRIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

1

CMOS

YES

5

5

IN-LINE

DIP20,.3

SYNCHRONOUS

Counters

2.54 mm

85 Cel

BIDIRECTIONAL

3-STATE

-40 Cel

DUAL

R-XDIP-T20

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN54LS668J

Texas Instruments

DECADE COUNTER

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

4

YES

5

5

15 pF

IN-LINE

DIP16,.3

SYNCHRONOUS

27 ns

Counters

2.54 mm

125 Cel

BIDIRECTIONAL

POSITIVE EDGE

-55 Cel

DUAL

25 MHz

R-GDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

34 mA

TCO OUTPUT; COUNT ENABLE INPUT

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

LS

CD40192BPWG4

Texas Instruments

DECADE COUNTER

MILITARY

GULL WING

16

TSSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

2000000 Hz

CMOS

4

YES

TUBE

5

5/15

50 pF

SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

TSSOP16,.25

SYNCHRONOUS

500 ns

Counters

.65 mm

125 Cel

BIDIRECTIONAL

POSITIVE EDGE

-55 Cel

DUAL

11 MHz

R-PDSO-G16

18 V

1.2 mm

4.4 mm

Not Qualified

3 V

TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK

NOT SPECIFIED

NOT SPECIFIED

5 mm

4000/14000/40000

SN54ALS162BJ

Texas Instruments

DECADE COUNTER

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

35000000 Hz

TTL

4

YES

5

5

50 pF

IN-LINE

DIP16,.3

SYNCHRONOUS

25 ns

Counters

2.54 mm

125 Cel

UP

POSITIVE EDGE

-55 Cel

DUAL

22 MHz

R-GDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

21 mA

TCO OUTPUT

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

ALS

CD40192BE

Texas Instruments

DECADE COUNTER

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

2000000 Hz

CMOS

4

YES

TUBE

5

5/15

50 pF

IN-LINE

DIP16,.3

SYNCHRONOUS

500 ns

1.5 Amp

Counters

2.54 mm

125 Cel

BIDIRECTIONAL

POSITIVE EDGE

-55 Cel

NICKEL PALLADIUM GOLD

DUAL

11 MHz

R-PDIP-T16

18 V

5.08 mm

6.35 mm

Not Qualified

3 V

.03 mA

TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK

e4

19.3 mm

4000/14000/40000

SN74LS162ANP1

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

YES

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

Counters

2.54 mm

70 Cel

UP

0 Cel

DUAL

R-PDIP-T16

Not Qualified

SN74ALS168BN3

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

YES

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

0 Cel

DUAL

R-PDIP-T16

SN7490ANP3

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

NO

5

5

IN-LINE

DIP14,.3

ASYNCHRONOUS

Counters

2.54 mm

70 Cel

UP

0 Cel

DUAL

R-PDIP-T14

SN74ALS560AJP4

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

YES

5

5

IN-LINE

DIP20,.3

SYNCHRONOUS

Counters

2.54 mm

70 Cel

UP

3-STATE

0 Cel

DUAL

R-XDIP-T20

SN74S162DR

Texas Instruments

DECADE COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

15 pF

SMALL OUTLINE

SYNCHRONOUS

15 ns

1.27 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

DUAL

40 MHz

R-PDSO-G16

5.25 V

1.75 mm

3.9 mm

Not Qualified

4.75 V

160 mA

TCO OUTPUT

9.9 mm

S

CD4522BH

Texas Instruments

DECADE COUNTER

MILITARY

NO LEAD

16

DIE

RECTANGULAR

UNSPECIFIED

YES

1

CMOS

4

YES

5

UNCASED CHIP

SYNCHRONOUS

1100 ns

125 Cel

DOWN

POSITIVE EDGE

-55 Cel

UPPER

4 MHz

R-XUUC-N16

18 V

Not Qualified

3 V

TCO OUTPUT; GATED CLOCK

4000/14000/40000

SN74HC192NP3

Texas Instruments

DECADE COUNTER

INDUSTRIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

YES

2/6

IN-LINE

DIP16,.3

SYNCHRONOUS

Counters

2.54 mm

85 Cel

BIDIRECTIONAL

-40 Cel

DUAL

R-PDIP-T16

SN54176W-00

Texas Instruments

DECADE COUNTER

MILITARY

FLAT

14

DFP

RECTANGULAR

CERAMIC, GLASS-SEALED

YES

2

TTL

3

YES

5

15 pF

FLATPACK

ASYNCHRONOUS

68 ns

1.27 mm

125 Cel

UP

NEGATIVE EDGE

-55 Cel

DUAL

35 MHz

R-GDFP-F14

5.5 V

2.03 mm

6.29 mm

Not Qualified

4.5 V

48 mA

DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS

9.21 mm

TTL/H/L

SN74F568N

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

90000000 Hz

TTL

4

YES

5

5

50 pF

IN-LINE

DIP20,.3

SYNCHRONOUS

13 ns

24 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

3-STATE

POSITIVE EDGE

0 Cel

DUAL

90 MHz

R-PDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

67 mA

TCO OUTPUT; CLOCKED CARRY OUTPUT

NOT SPECIFIED

NOT SPECIFIED

24.325 mm

F/FAST

CD40192BMN

Texas Instruments

DECADE COUNTER

MILITARY

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

CMOS

4

YES

5

IN-LINE

SYNCHRONOUS

400 ns

2.54 mm

125 Cel

BIDIRECTIONAL

POSITIVE EDGE

-55 Cel

DUAL

7.5 MHz

R-PDIP-T16

15 V

5.08 mm

7.62 mm

3 V

19.305 mm

4000/14000/40000

Digital Counters

Digital counters are electronic circuits that can be used to count and keep track of the number of events or occurrences in a digital system. They are commonly used in digital systems to generate timing signals, to control sequencing, and to implement digital control functions.

Digital counters can be designed using various technologies, including transistor-transistor logic (TTL), complementary metal-oxide-semiconductor (CMOS), and field-programmable gate arrays (FPGAs). They can also be designed using various types of flip-flops, such as D flip-flops, JK flip-flops, and T flip-flops.

Digital counters can be classified into two main types: synchronous counters and asynchronous counters. Synchronous counters use a common clock signal to synchronize the operation of all the flip-flops in the counter. Asynchronous counters, on the other hand, do not use a common clock signal and rely on the propagation delay of the flip-flops to sequence their operation.

Digital counters can also be classified based on their counting sequence. They can count up, down, or both up and down, depending on the application. Up counters increment the count each time an input pulse is received, while down counters decrement the count each time an input pulse is received. Up-down counters can count both up and down, depending on the direction of the input signal.

Digital counters can be used in various applications, including frequency division, time delay generation, event counting, and sequence control. They can be used to generate timing signals for clocking digital circuits, to control the sequencing of operations in a digital system, and to implement digital control functions, such as shift registers and sequence generators.