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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

SN74LS490J

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, METAL-SEALED COFIRED

NO

2

TTL

4

YES

5

5

15 pF

IN-LINE

DIP16,.3

ASYNCHRONOUS

54 ns

Counters

2.54 mm

70 Cel

UP

NEGATIVE EDGE

0 Cel

DUAL

25 MHz

R-CDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

26 mA

NOT SPECIFIED

NOT SPECIFIED

19.56 mm

LS

SN74F169D-00

Texas Instruments

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

SMALL OUTLINE

SYNCHRONOUS

13 ns

1.27 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

DUAL

115 MHz

R-PDSO-G16

1.75 mm

3.9 mm

Not Qualified

TCO OUTPUT

9.9 mm

F/FAST

SN74AS163J4

Texas Instruments

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

1

75000000 Hz

TTL

YES

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

20 Amp

Counters

2.54 mm

70 Cel

UP

0 Cel

DUAL

R-XDIP-T16

53 mA

SN74ALS191JP4

Texas Instruments

BINARY 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

SN74LS690J

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

4

YES

5

45 pF

IN-LINE

DIP20,.3

SYNCHRONOUS

25 ns

Counters

2.54 mm

70 Cel

UP

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-GDIP-T20

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

70 mA

REGISTER/COUNTER OUTPUT SELECT; TCO OUTPUT; REGISTERED OUTPUTS

NOT SPECIFIED

NOT SPECIFIED

24.195 mm

LS

SN74LS68D3

Texas Instruments

DECADE COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

TTL

NO

SMALL OUTLINE

SOP16,.25

ASYNCHRONOUS

Counters

1.27 mm

70 Cel

UP

0 Cel

DUAL

R-PDSO-G16

NOT SPECIFIED

NOT SPECIFIED

SN74ALS560AN

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

4

YES

5

5

50 pF

IN-LINE

DIP20,.3

SYNCHRONOUS

18 ns

Counters

2.54 mm

70 Cel

UP

3-STATE

POSITIVE EDGE

0 Cel

DUAL

20 MHz

R-PDIP-T20

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

33 mA

TCO OUTPUT; COUNT ENABLE INPUTS

NOT SPECIFIED

NOT SPECIFIED

24.325 mm

ALS

SN74192JP4

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

2

TTL

YES

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

0 Cel

DUAL

R-XDIP-T16

SN74ALS560J4

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

SN7492AN1

Texas Instruments

DIVIDE BY 12 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

Not Qualified

SN74ALS161BDR

Texas Instruments

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

40000000 Hz

TTL

4

TR

5

5

50 pF

SMALL OUTLINE

SOP16,.25

SYNCHRONOUS

20 ns

8 Amp

Counters

1.27 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

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

DUAL

40 MHz

R-PDSO-G16

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

21 mA

TCO OUTPUT

e4

NOT SPECIFIED

260

9.9 mm

ALS

SN74ALS867ANT

Texas Instruments

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

35000000 Hz

TTL

8

YES

TUBE

5

50 pF

IN-LINE

DIP24,.3

SYNCHRONOUS

16 ns

8 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

35 MHz

R-PDIP-T24

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

45 mA

TCO OUTPUT

e4

31.64 mm

ALS

SN74LS92J-00

Texas Instruments

DIVIDE BY 12 COUNTER

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

2

TTL

3

YES

5

15 pF

IN-LINE

ASYNCHRONOUS

35 ns

2.54 mm

70 Cel

UP

NEGATIVE EDGE

0 Cel

DUAL

32 MHz

R-GDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

15 mA

DIVIDE BY 2 AND DIVIDE BY 6 FUNCTIONS

19.56 mm

LS

SN74F168N3

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

90000000 Hz

TTL

YES

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

20 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

0 Cel

DUAL

R-PDIP-T16

52 mA

SN74F163AN3

Texas Instruments

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

90000000 Hz

TTL

4

YES

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

11 ns

20 Amp

Counters

2.54 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

DUAL

90 MHz

R-PDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

55 mA

TCO OUTPUT

NOT SPECIFIED

NOT SPECIFIED

19.305 mm

F/FAST

SN74ALS168AN1

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

Not Qualified

SN74F193ADR

Texas Instruments

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

TR

5

5

50 pF

SMALL OUTLINE

SOP16,.25

SYNCHRONOUS

13 ns

Counters

1.27 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

DUAL

85 MHz

R-PDSO-G16

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

54 mA

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

NOT SPECIFIED

NOT SPECIFIED

9.9 mm

F/FAST

SN74ALS169BDRG4

Texas Instruments

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

TR

5

5

SMALL OUTLINE

SOP16,.25

SYNCHRONOUS

20 ns

8 Amp

Counters

1.27 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

40 MHz

R-PDSO-G16

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

25 mA

e4

30

260

9.9 mm

ALS

SN74LS196NP3

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

SN74LS93NSR

Texas Instruments

BINARY COUNTER

COMMERCIAL

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

16000000 Hz

TTL

3

NO

TR

5

5

SMALL OUTLINE

SOP14,.3

ASYNCHRONOUS

70 ns

8 Amp

Counters

1.27 mm

70 Cel

UP

NEGATIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

32 MHz

R-PDSO-G14

1

5.25 V

2 mm

5.3 mm

Not Qualified

4.75 V

15 mA

ONE FUNCTION HAS 1 BIT

e4

30

260

10.2 mm

LS

SN74ALS568AJP4

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

BIDIRECTIONAL

3-STATE

0 Cel

DUAL

R-XDIP-T20

NOT SPECIFIED

NOT SPECIFIED

SN74LS692J

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

4

YES

5

45 pF

IN-LINE

DIP20,.3

SYNCHRONOUS

25 ns

Counters

2.54 mm

70 Cel

UP

3-STATE

POSITIVE EDGE

0 Cel

DUAL

R-GDIP-T20

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

70 mA

REGISTER/COUNTER OUTPUT SELECT; TCO OUTPUT; REGISTERED OUTPUTS

NOT SPECIFIED

NOT SPECIFIED

24.195 mm

LS

SN74LS163ANSRE4

Texas Instruments

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

25000000 Hz

TTL

4

YES

TR

5

5

SMALL OUTLINE

SOP16,.3

SYNCHRONOUS

27 ns

8 Amp

Counters

1.27 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

25 MHz

R-PDSO-G16

1

5.25 V

2 mm

5.3 mm

Not Qualified

4.75 V

32 mA

TCO OUTPUT

e4

30

260

10.2 mm

LS

SN74290N3

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

SN74LS593NSR

Texas Instruments

BINARY COUNTER

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

8

YES

TR

5

SMALL OUTLINE

SOP20,.3

ASYNCHRONOUS

39 ns

Counters

1.27 mm

70 Cel

UP

3-STATE

POSITIVE EDGE

0 Cel

DUAL

20 MHz

R-PDSO-G20

5.25 V

2 mm

5.3 mm

Not Qualified

4.75 V

REGISTERED INPUTS

NOT SPECIFIED

NOT SPECIFIED

12.6 mm

LS

SN74F169DG4

Texas Instruments

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

90000000 Hz

TTL

4

YES

TUBE

5

5

50 pF

SMALL OUTLINE

SOP16,.25

SYNCHRONOUS

13 ns

20 Amp

Counters

1.27 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

90 MHz

R-PDSO-G16

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

52 mA

TCO OUTPUT

e4

30

260

9.9 mm

F/FAST

SN74192NP3

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

SN74LS393NE4

Texas Instruments

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

25000000 Hz

TTL

4

TUBE

5

5

15 pF

IN-LINE

DIP14,.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-T14

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

SN74LS169AJ-00

Texas Instruments

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

4

YES

5

15 pF

IN-LINE

SYNCHRONOUS

23 ns

2.54 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

DUAL

25 MHz

R-GDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

34 mA

19.56 mm

LS

SN74LS162AN1

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

SN74ALS163BDE4

Texas Instruments

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

40000000 Hz

TTL

4

YES

TUBE

5

5

50 pF

SMALL OUTLINE

SOP16,.25

SYNCHRONOUS

20 ns

8 Amp

Counters

1.27 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

40 MHz

R-PDSO-G16

1

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

21 mA

TCO OUTPUT

e4

40

260

9.9 mm

ALS

SN74LS162AJ-00

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

1

TTL

4

YES

5

15 pF

IN-LINE

SYNCHRONOUS

27 ns

2.54 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

DUAL

25 MHz

R-GDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

32 mA

19.56 mm

LS

SN74LS669DE4

Texas Instruments

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

5

15 pF

SMALL OUTLINE

SOP16,.25

SYNCHRONOUS

27 ns

Counters

1.27 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

25 MHz

R-PDSO-G16

1

5.25 V

1.75 mm

3.9 mm

Not Qualified

4.75 V

34 mA

TCO OUTPUT

e4

30

260

9.9 mm

LS

SN74F569DW-00R

Texas Instruments

BINARY COUNTER

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

SMALL OUTLINE

SYNCHRONOUS

13 ns

1.27 mm

70 Cel

BIDIRECTIONAL

3-STATE

POSITIVE EDGE

0 Cel

DUAL

115 MHz

R-PDSO-G20

5.5 V

2.65 mm

7.5 mm

Not Qualified

4.5 V

TCO OUTPUT; CLOCKED CARRY OUTPUT

12.8 mm

F/FAST

SN74LS593J4

Texas Instruments

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

CERAMIC

NO

1

TTL

NO

IN-LINE

DIP20,.3

ASYNCHRONOUS

Counters

2.54 mm

70 Cel

UP

3-STATE

0 Cel

DUAL

R-XDIP-T20

NOT SPECIFIED

NOT SPECIFIED

SN74ALS168NP3

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

SN74AS161NE4

Texas Instruments

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

75000000 Hz

TTL

4

YES

TUBE

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

13 ns

20 Amp

Counters

2.54 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

75 MHz

R-PDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

53 mA

TCO OUTPUT

e4

19.305 mm

AS

SN74ALS160AN

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

30000000 Hz

TTL

YES

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

Counters

2.54 mm

70 Cel

UP

0 Cel

DUAL

R-PDIP-T16

Not Qualified

SN7492ANP3

Texas Instruments

DIVIDE BY 12 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

SN74L90J-00

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

CERAMIC, GLASS-SEALED

NO

2

TTL

3

YES

5

IN-LINE

ASYNCHRONOUS

2.54 mm

70 Cel

UP

NEGATIVE EDGE

0 Cel

DUAL

3 MHz

R-GDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

7.2 mA

DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS

19.56 mm

TTL/H/L

SN74LS590D

Texas Instruments

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

20000000 Hz

TTL

8

TUBE

5

5

45 pF

SMALL OUTLINE

SOP16,.25

ASYNCHRONOUS

33 ns

24 Amp

Counters

1.27 mm

70 Cel

UP

3-STATE

POSITIVE EDGE

0 Cel

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

DUAL

35 MHz

R-PDSO-G16

1

5.25 V

1.75 mm

3.9 mm

Not Qualified

4.75 V

65 mA

TCO OUTPUT; REGISTERED OUTPUTS

e4

NOT SPECIFIED

260

9.9 mm

LS

SN74ALS163AFN

Texas Instruments

BINARY 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

SN74LS698NP3

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

YES

IN-LINE

DIP20,.3

SYNCHRONOUS

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

3-STATE

0 Cel

DUAL

R-PDIP-T20

NOT SPECIFIED

NOT SPECIFIED

SN74LS592N3

Texas Instruments

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

YES

5

IN-LINE

DIP16,.3

ASYNCHRONOUS

30 ns

Counters

2.54 mm

70 Cel

UP

3-STATE

POSITIVE EDGE

0 Cel

DUAL

20 MHz

R-PDIP-T16

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

REGISTERED INPUTS

NOT SPECIFIED

NOT SPECIFIED

19.305 mm

LS

SN74AS169N

Texas Instruments

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

75000000 Hz

TTL

4

YES

5

5

50 pF

IN-LINE

DIP16,.3

SYNCHRONOUS

13 ns

20 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

DUAL

75 MHz

R-PDIP-T16

5.5 V

5.08 mm

7.62 mm

Not Qualified

4.5 V

63 mA

TCO OUTPUT

NOT SPECIFIED

NOT SPECIFIED

19.305 mm

AS

5962-01-331-4909

Texas Instruments

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

CERAMIC

NO

1

20000000 Hz

TTL

YES

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

24 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

0 Cel

DUAL

R-XDIP-T16

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SN74AS169FN3

Texas Instruments

BINARY COUNTER

COMMERCIAL

J BEND

20

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

75000000 Hz

TTL

YES

5

5

CHIP CARRIER

LDCC20,.4SQ

SYNCHRONOUS

20 Amp

Counters

1.27 mm

70 Cel

BIDIRECTIONAL

0 Cel

QUAD

S-PQCC-J20

63 mA

SN74S196N-00

Texas Instruments

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

TTL

3

YES

5

15 pF

IN-LINE

ASYNCHRONOUS

34 ns

2.54 mm

70 Cel

UP

NEGATIVE EDGE

0 Cel

DUAL

100 MHz

R-PDIP-T14

5.25 V

5.08 mm

7.62 mm

Not Qualified

4.75 V

120 mA

DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS

19.305 mm

S

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.