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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

N74F191N

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

90000000 Hz

TTL

4

YES

5

5

50 pF

IN-LINE

DIP16,.3

SYNCHRONOUS

12 ns

20 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

90 MHz

R-PDIP-T16

5.5 V

4.2 mm

7.62 mm

Not Qualified

4.5 V

55 mA

TCO OUTPUT

e4

19.025 mm

F/FAST

74F163AD-T

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

50 pF

SMALL OUTLINE

SYNCHRONOUS

11 ns

1.27 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

DUAL

90 MHz

R-PDSO-G16

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

65 mA

TCO OUTPUT

9.9 mm

F/FAST

74F169D

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

50 pF

SMALL OUTLINE

SYNCHRONOUS

13 ns

1.27 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

90 MHz

R-PDSO-G16

5.5 V

2.65 mm

7.5 mm

Not Qualified

4.5 V

52 mA

TCO OUTPUT

e4

10.3 mm

F/FAST

N74ALS163BD

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

50 pF

SMALL OUTLINE

SYNCHRONOUS

16 ns

1.27 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

DUAL

100 MHz

R-PDSO-G16

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

21 mA

TCO OUTPUT

9.9 mm

ALS

N74F169D

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

90000000 Hz

TTL

4

YES

5

5

50 pF

SMALL OUTLINE

SOP16,.25

SYNCHRONOUS

13 ns

20 Amp

Counters

1.27 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

DUAL

90 MHz

R-PDSO-G16

1

5.5 V

2.65 mm

7.5 mm

Not Qualified

4.5 V

52 mA

TCO OUTPUT

10.3 mm

F/FAST

N74F779N

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

115000000 Hz

TTL

8

YES

5

5

50 pF

IN-LINE

DIP16,.3

SYNCHRONOUS

11 ns

24 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

3-STATE

POSITIVE EDGE

0 Cel

DUAL

115 MHz

R-PDIP-T16

5.5 V

4.2 mm

7.62 mm

Not Qualified

4.5 V

128 mA

TCO OUTPUT; MULTIPLEXED I/O

19.025 mm

F/FAST

74F569D-T

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

50 pF

SMALL OUTLINE

SYNCHRONOUS

12 ns

1.27 mm

70 Cel

BIDIRECTIONAL

3-STATE

POSITIVE EDGE

0 Cel

DUAL

90 MHz

R-PDSO-G20

5.5 V

2.65 mm

7.5 mm

Not Qualified

4.5 V

62 mA

TCO OUTPUT; CLOCKED CARRY OUTPUT

12.8 mm

F/FAST

N74F269N,602

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

85000000 Hz

TTL

8

YES

5

5

50 pF

IN-LINE

DIP24,.3

SYNCHRONOUS

10.5 ns

20 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

DUAL

85 MHz

R-PDIP-T24

5.5 V

4.7 mm

7.62 mm

Not Qualified

4.5 V

125 mA

TCO OUTPUT

40

245

31.7 mm

F/FAST

N74LS190N

NXP Semiconductors

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

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T16

Not Qualified

e0

N74ALS163BD-T

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

50 pF

SMALL OUTLINE

SYNCHRONOUS

16 ns

1.27 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

DUAL

100 MHz

R-PDSO-G16

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

21 mA

TCO OUTPUT

9.9 mm

ALS

933888910623

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

16

LSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

SMALL OUTLINE, LOW PROFILE

SYNCHRONOUS

13 ns

1.27 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

90 MHz

R-PDSO-G16

5.5 V

1.68 mm

3.9 mm

Not Qualified

4.5 V

e4

9.9 mm

F/FAST

N74F161AN

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

90000000 Hz

TTL

4

YES

5

5

50 pF

IN-LINE

DIP16,.3

SYNCHRONOUS

11 ns

20 Amp

Counters

2.54 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

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

DUAL

90 MHz

R-PDIP-T16

5.5 V

4.2 mm

7.62 mm

Not Qualified

4.5 V

65 mA

TCO OUTPUT

e4

40

260

19.025 mm

F/FAST

933781130602

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

8

YES

5

IN-LINE

SYNCHRONOUS

11.5 ns

2.54 mm

70 Cel

BIDIRECTIONAL

3-STATE

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

80 MHz

R-PDIP-T20

5.5 V

4.2 mm

7.62 mm

Not Qualified

4.5 V

e4

26.73 mm

F/FAST

933906260623

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

TTL

4

YES

5

SMALL OUTLINE

ASYNCHRONOUS

17.5 ns

1.27 mm

70 Cel

UP

NEGATIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G14

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

e4

8.65 mm

F/FAST

N74F269N

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

24

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

85000000 Hz

TTL

8

YES

5

5

50 pF

IN-LINE

DIP24,.3

SYNCHRONOUS

10.5 ns

20 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

DUAL

85 MHz

R-PDIP-T24

5.5 V

4.7 mm

7.62 mm

Not Qualified

4.5 V

125 mA

TCO OUTPUT

40

245

31.7 mm

F/FAST

933828990602

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

8

YES

5

SMALL OUTLINE

SYNCHRONOUS

11 ns

1.27 mm

70 Cel

BIDIRECTIONAL

3-STATE

POSITIVE EDGE

0 Cel

DUAL

115 MHz

R-PDSO-G16

5.5 V

2.65 mm

7.5 mm

Not Qualified

4.5 V

10.3 mm

F/FAST

N74F569N

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

20

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

45000000 Hz

TTL

4

YES

5

5

50 pF

IN-LINE

DIP20,.3

SYNCHRONOUS

12 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

4.2 mm

7.62 mm

Not Qualified

4.5 V

62 mA

TCO OUTPUT; CLOCKED CARRY OUTPUT

26.73 mm

F/FAST

N74F190D

NXP Semiconductors

DECADE COUNTER

COMMERCIAL

GULL WING

16

LSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

50 pF

SMALL OUTLINE, LOW PROFILE

SYNCHRONOUS

12 ns

1.27 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

DUAL

90 MHz

R-PDSO-G16

5.5 V

1.68 mm

3.9 mm

Not Qualified

4.5 V

55 mA

TCO OUTPUT

9.9 mm

F/FAST

N74F393D,623

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

TTL

4

YES

5

50 pF

SMALL OUTLINE

ASYNCHRONOUS

17.5 ns

1.27 mm

70 Cel

UP

NEGATIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G14

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

58 mA

e4

NOT SPECIFIED

NOT SPECIFIED

8.65 mm

F/FAST

N74F393D,602

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

100000000 Hz

TTL

4

NO

TUBE

5

5

50 pF

SMALL OUTLINE

SOP14,.25

ASYNCHRONOUS

17.5 ns

20 Amp

Counters

1.27 mm

70 Cel

UP

NEGATIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

100 MHz

R-PDSO-G14

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

58 mA

e4

8.65 mm

F/FAST

N74F269DB-T

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

24

SSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

8

YES

5

SMALL OUTLINE, SHRINK PITCH

SYNCHRONOUS

10.5 ns

.65 mm

70 Cel

BIDIRECTIONAL

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

85 MHz

R-PDSO-G24

1

5.5 V

2 mm

5.3 mm

Not Qualified

4.5 V

TCO OUTPUT

e4

8.2 mm

F/FAST

N74F569D-T

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

20

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

50 pF

SMALL OUTLINE

SYNCHRONOUS

12 ns

1.27 mm

70 Cel

BIDIRECTIONAL

3-STATE

POSITIVE EDGE

0 Cel

DUAL

90 MHz

R-PDSO-G20

5.5 V

2.65 mm

7.5 mm

Not Qualified

4.5 V

62 mA

TCO OUTPUT; CLOCKED CARRY OUTPUT

12.8 mm

F/FAST

N74ALS163BDB-T

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

16

SSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

50 pF

SMALL OUTLINE, SHRINK PITCH

SYNCHRONOUS

16 ns

.65 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

DUAL

100 MHz

R-PDSO-G16

5.5 V

2 mm

5.3 mm

Not Qualified

4.5 V

21 mA

TCO OUTPUT

6.2 mm

ALS

N74ALS161BD

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

50 pF

SMALL OUTLINE

SYNCHRONOUS

16 ns

1.27 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

DUAL

100 MHz

R-PDSO-G16

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

21 mA

TCO OUTPUT

9.9 mm

ALS

N74ALS161BN

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

4

YES

5

50 pF

IN-LINE

SYNCHRONOUS

16 ns

2.54 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

DUAL

100 MHz

R-PDIP-T16

5.5 V

4.2 mm

7.62 mm

Not Qualified

4.5 V

21 mA

TCO OUTPUT

19.025 mm

ALS

N74F163AD,602

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

50 pF

SMALL OUTLINE

SYNCHRONOUS

11 ns

1.27 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

90 MHz

R-PDSO-G16

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

65 mA

TCO OUTPUT

e4

NOT SPECIFIED

NOT SPECIFIED

9.9 mm

F/FAST

74ALS161BDB-T

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

GULL WING

16

SSOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

TTL

4

YES

5

50 pF

SMALL OUTLINE, SHRINK PITCH

SYNCHRONOUS

16 ns

.65 mm

70 Cel

UP

POSITIVE EDGE

0 Cel

DUAL

100 MHz

R-PDSO-G16

5.5 V

2 mm

5.3 mm

Not Qualified

4.5 V

21 mA

TCO OUTPUT

6.2 mm

ALS

N74F393N

NXP Semiconductors

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

14

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

2

100000000 Hz

TTL

4

NO

5

5

50 pF

IN-LINE

DIP14,.3

ASYNCHRONOUS

17.5 ns

20 Amp

Counters

2.54 mm

70 Cel

UP

NEGATIVE EDGE

0 Cel

DUAL

100 MHz

R-PDIP-T14

NOT APPLICABLE

5.5 V

4.2 mm

7.62 mm

Not Qualified

4.5 V

58 mA

e4

NOT SPECIFIED

NOT SPECIFIED

19.025 mm

F/FAST

74HC9323AD

NXP Semiconductors

DIVIDE BY N COUNTER

COMMERCIAL

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

YES

SMALL OUTLINE

ASYNCHRONOUS

1.27 mm

70 Cel

3-STATE

NEGATIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

150 MHz

R-PDSO-G8

6 V

1.75 mm

3.9 mm

Not Qualified

3 V

e4

4.9 mm

HC/UH

74HCT9323AD-T

NXP Semiconductors

DIVIDE BY N COUNTER

COMMERCIAL

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

YES

5

SMALL OUTLINE

ASYNCHRONOUS

1.27 mm

70 Cel

3-STATE

NEGATIVE EDGE

0 Cel

DUAL

150 MHz

R-PDSO-G8

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

4.9 mm

HCT

74HCT9323AD

NXP Semiconductors

DIVIDE BY N COUNTER

COMMERCIAL

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

YES

5

SMALL OUTLINE

ASYNCHRONOUS

1.27 mm

70 Cel

3-STATE

NEGATIVE EDGE

0 Cel

NICKEL PALLADIUM GOLD

DUAL

150 MHz

R-PDSO-G8

5.5 V

1.75 mm

3.9 mm

Not Qualified

4.5 V

e4

4.9 mm

HCT

74HC9323AD-T

NXP Semiconductors

DIVIDE BY N COUNTER

COMMERCIAL

GULL WING

8

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

YES

SMALL OUTLINE

ASYNCHRONOUS

1.27 mm

70 Cel

3-STATE

NEGATIVE EDGE

0 Cel

DUAL

150 MHz

R-PDSO-G8

6 V

1.75 mm

3.9 mm

Not Qualified

3 V

4.9 mm

HC/UH

MM74C945C/D

Maxim Integrated

DISPLAY DRIVER COUNTER

COMMERCIAL

NO LEAD

40

DIE

RECTANGULAR

UNSPECIFIED

YES

1

CMOS

16

YES

UNCASED CHIP

ASYNCHRONOUS

70 Cel

BIDIRECTIONAL

NEGATIVE EDGE

0 Cel

TIN LEAD

UPPER

2 MHz

R-XUUC-N40

6 V

Not Qualified

3 V

4 DIGIT COUNTER WITH OUTPUT LATCHES; SCHMITT TRIGGER ON CLOCK INPUT

e0

CMOS

MM74C945CQH

Maxim Integrated

DISPLAY DRIVER COUNTER

COMMERCIAL

J BEND

44

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

16

YES

5

5

50 pF

CHIP CARRIER

LDCC44,.7SQ

ASYNCHRONOUS

800 ns

Counters

1.27 mm

70 Cel

BIDIRECTIONAL

NEGATIVE EDGE

0 Cel

TIN LEAD

QUAD

2 MHz

S-PQCC-J44

6 V

4.57 mm

16.585 mm

Not Qualified

3 V

4 DIGIT COUNTER WITH OUTPUT LATCHES; SCHMITT TRIGGER ON CLOCK INPUT; 7 SEGMENT DISPLAY DRIVERS

e0

16.585 mm

CMOS

MM74C947C/D

Maxim Integrated

DISPLAY DRIVER COUNTER

COMMERCIAL

NO LEAD

40

DIE

RECTANGULAR

UNSPECIFIED

YES

1

CMOS

16

YES

UNCASED CHIP

ASYNCHRONOUS

70 Cel

BIDIRECTIONAL

NEGATIVE EDGE

0 Cel

TIN LEAD

UPPER

2 MHz

R-XUUC-N40

6 V

Not Qualified

3 V

4 DIGIT COUNTER WITH OUTPUT LATCHES; SCHMITT TRIGGER ON CLOCK INPUT

e0

CMOS

MM74C947CQH

Maxim Integrated

DISPLAY DRIVER COUNTER

COMMERCIAL

J BEND

44

QCCJ

SQUARE

PLASTIC/EPOXY

YES

1

CMOS

16

YES

5

5

50 pF

CHIP CARRIER

LDCC44,.7SQ

ASYNCHRONOUS

800 ns

Counters

1.27 mm

70 Cel

BIDIRECTIONAL

NEGATIVE EDGE

0 Cel

TIN LEAD

QUAD

2 MHz

S-PQCC-J44

6 V

4.57 mm

16.585 mm

Not Qualified

3 V

4 DIGIT COUNTER WITH OUTPUT LATCHES; SCHMITT TRIGGER ON CLOCK INPUT; 7 SEGMENT DISPLAY DRIVERS

e0

16.585 mm

CMOS

HD74LS162AP

Renesas Electronics

DECADE COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

25000000 Hz

TTL

YES

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

8 Amp

Counters

2.54 mm

70 Cel

UP

-20 Cel

DUAL

R-PDIP-T16

Not Qualified

32 mA

74FCT193APQ

Renesas Electronics

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

125000000 Hz

CMOS

NO

5

5

50 pF

IN-LINE

DIP16,.3

SYNCHRONOUS

48 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

0 Cel

TIN LEAD

DUAL

R-PDIP-T16

1

e0

20

240

HD74LS669P

Renesas Electronics

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

TTL

YES

5

5

IN-LINE

DIP16,.3

SYNCHRONOUS

8 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

-20 Cel

DUAL

R-PDIP-T16

Not Qualified

34 mA

IDT74FCT193PQ

Renesas Electronics

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

100000000 Hz

CMOS

NO

5

5

50 pF

IN-LINE

DIP16,.3

SYNCHRONOUS

48 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

0 Cel

TIN LEAD

DUAL

R-PDIP-T16

1

e0

20

240

HD74LS193FPEL-E

Renesas Electronics

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

25000000 Hz

TTL

YES

TR

5

5

SMALL OUTLINE

SOP16,.3

SYNCHRONOUS

8 Amp

Counters

1.27 mm

70 Cel

BIDIRECTIONAL

-20 Cel

DUAL

R-PDSO-G16

Not Qualified

34 mA

74FCT193PQ

Renesas Electronics

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

100000000 Hz

CMOS

NO

5

5

50 pF

IN-LINE

DIP16,.3

SYNCHRONOUS

48 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

0 Cel

TIN LEAD

DUAL

R-PDIP-T16

1

e0

20

240

HD74LS161AFPEL-E

Renesas Electronics

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

25000000 Hz

TTL

YES

TR

5

5

SMALL OUTLINE

SOP16,.3

SYNCHRONOUS

8 Amp

Counters

1.27 mm

70 Cel

UP

-20 Cel

DUAL

R-PDSO-G16

Not Qualified

32 mA

HD74LS393FPEL-E

Renesas Electronics

BINARY COUNTER

COMMERCIAL

GULL WING

14

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

25000000 Hz

TTL

NO

TR

5

5

SMALL OUTLINE

SOP14,.3

ASYNCHRONOUS

8 Amp

Counters

1.27 mm

70 Cel

BIDIRECTIONAL

-20 Cel

DUAL

R-PDSO-G14

Not Qualified

26 mA

HD74LS393RPEL-E

Renesas Electronics

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

25000000 Hz

TTL

NO

TR

5

5

SMALL OUTLINE

SOP16,.25

ASYNCHRONOUS

8 Amp

Counters

1.27 mm

70 Cel

BIDIRECTIONAL

-20 Cel

DUAL

R-PDSO-G16

Not Qualified

26 mA

IDT74FCT193APQ

Renesas Electronics

BINARY COUNTER

COMMERCIAL

THROUGH-HOLE

16

DIP

RECTANGULAR

PLASTIC/EPOXY

NO

1

125000000 Hz

CMOS

NO

5

5

50 pF

IN-LINE

DIP16,.3

SYNCHRONOUS

48 Amp

Counters

2.54 mm

70 Cel

BIDIRECTIONAL

0 Cel

TIN LEAD

DUAL

R-PDIP-T16

1

e0

20

240

HD74LS161ARPEL-E

Renesas Electronics

BINARY COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

1

25000000 Hz

TTL

YES

TR

5

5

SMALL OUTLINE

SOP16,.25

SYNCHRONOUS

8 Amp

Counters

1.27 mm

70 Cel

UP

-20 Cel

DUAL

R-PDSO-G16

Not Qualified

32 mA

HD74LS192FPEL-E

Renesas Electronics

DECADE COUNTER

COMMERCIAL

GULL WING

16

SOP

RECTANGULAR

PLASTIC/EPOXY

YES

2

25000000 Hz

TTL

YES

TR

5

5

SMALL OUTLINE

SOP16,.3

SYNCHRONOUS

8 Amp

Counters

1.27 mm

70 Cel

BIDIRECTIONAL

-20 Cel

DUAL

R-PDSO-G16

Not Qualified

34 mA

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.