HVQCCN Digital Counters 83

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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

74HC161BQ

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

4

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

SYNCHRONOUS

57 ns

.5 mm

125 Cel

UP

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

QUAD

15 MHz

R-PQCC-N16

6 V

1 mm

2.5 mm

Not Qualified

2 V

TCO OUTPUT

e4

3.5 mm

HC/UH

74HC4020BQ-Q100X

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

14

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

210 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

QUAD

24 MHz

R-PQCC-N16

6 V

1 mm

2.5 mm

2 V

3.5 mm

HC/UH

74HC4017BQ,115

NXP Semiconductors

RING COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

UNSPECIFIED

YES

1

20000000 Hz

CMOS

10

NO

5

2/6

50 pF

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC16,.1X.14,20

SYNCHRONOUS

75 ns

4 Amp

Counters

.5 mm

125 Cel

UP

POSITIVE EDGE

-40 Cel

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

QUAD

20 MHz

R-XQCC-N16

1

6 V

1 mm

2.5 mm

Not Qualified

2 V

JOHNSON COUNTER WITH 10 DECODED OUTPUTS

e4

30

260

3.5 mm

HC/UH

74HC393BQ

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

14

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

2

20000000 Hz

CMOS

4

NO

TR

5

2/6

50 pF

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC14,.1X.12,20

ASYNCHRONOUS

190 ns

4 Amp

Counters

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

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

QUAD

24 MHz

R-PQCC-N14

1

6 V

1 mm

2.5 mm

Not Qualified

2 V

e4

30

260

3 mm

HC/UH

74HCT393BQ-Q100

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

14

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

2

CMOS

AEC-Q100

4

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

38 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

QUAD

18 MHz

R-PQCC-N14

5.5 V

1 mm

2.5 mm

4.5 V

3 mm

HCT

74HCT393BQ

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

14

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

2

18000000 Hz

CMOS

4

NO

TR

5

5

50 pF

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC14,.1X.12,20

ASYNCHRONOUS

38 ns

4 Amp

Counters

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

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

QUAD

18 MHz

R-PQCC-N14

1

5.5 V

1 mm

2.5 mm

Not Qualified

4.5 V

e4

30

260

3 mm

HCT

74HCT4020BQ-Q100X

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

14

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

54 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

QUAD

17 MHz

R-PQCC-N16

5.5 V

1 mm

2.5 mm

4.5 V

3.5 mm

HCT

74HCT4020BQ-Q100

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

14

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

54 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

QUAD

17 MHz

R-PQCC-N16

5.5 V

1 mm

2.5 mm

4.5 V

3.5 mm

HCT

74HC590BQ

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

8

NO

TR

5

2/6

50 pF

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC16,.1X.14,20

ASYNCHRONOUS

230 ns

6 Amp

Counters

.5 mm

125 Cel

UP

3-STATE

POSITIVE EDGE

-40 Cel

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

QUAD

26 MHz

R-PQCC-N16

1

6 V

1 mm

2.5 mm

Not Qualified

2 V

TCO OUTPUT;REGISTERED OUTPUTS

e4

30

260

3.5 mm

HC/UH

74HC4020BQ-Q100

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

14

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

210 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

QUAD

24 MHz

R-PQCC-N16

6 V

1 mm

2.5 mm

2 V

3.5 mm

HC/UH

74HC4040BQX

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

12

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

225 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

QUAD

24 MHz

R-PQCC-N16

6 V

1 mm

2.5 mm

2 V

3.5 mm

HC/UH

74HC4017BQ-Q100

NXP Semiconductors

RING COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

10

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

SYNCHRONOUS

375 ns

.5 mm

125 Cel

UP

POSITIVE EDGE

-40 Cel

QUAD

24 MHz

R-PQCC-N16

6 V

1 mm

2.5 mm

2 V

3.5 mm

HC/UH

74HCT4020BQ

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

14

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

54 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

QUAD

17 MHz

R-PQCC-N16

1

5.5 V

1 mm

2.5 mm

Not Qualified

4.5 V

OUTPUTS FROM 12 STAGES AVAILABLE

e4

3.5 mm

HCT

74HC393BQ-Q100

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

14

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

2

CMOS

AEC-Q100

4

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

190 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

QUAD

24 MHz

R-PQCC-N14

6 V

1 mm

2.5 mm

2 V

3 mm

HC/UH

74HC4017BQ

NXP Semiconductors

RING COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

UNSPECIFIED

YES

1

20000000 Hz

CMOS

10

NO

5

2/6

50 pF

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC16,.1X.14,20

SYNCHRONOUS

75 ns

4 Amp

Counters

.5 mm

125 Cel

UP

POSITIVE EDGE

-40 Cel

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

QUAD

20 MHz

R-XQCC-N16

1

6 V

1 mm

2.5 mm

Not Qualified

2 V

JOHNSON COUNTER WITH 10 DECODED OUTPUTS

e4

30

260

3.5 mm

HC/UH

74HC4040BQ

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

20000000 Hz

CMOS

12

NO

5

2/6

50 pF

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC16,.1X.14,20

ASYNCHRONOUS

225 ns

4 Amp

Counters

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

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

QUAD

24 MHz

R-PQCC-N16

1

6 V

1 mm

2.5 mm

Not Qualified

2 V

e4

30

260

3.5 mm

HC/UH

74HCT4060BQ-Q100,1

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

20000000 Hz

CMOS

AEC-Q100

14

NO

TR

5

5

50 pF

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC16,.1X.14,20

ASYNCHRONOUS

99 ns

4 Amp

Counters

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

QUAD

20 MHz

R-PQCC-N16

5.5 V

1 mm

2.5 mm

Not Qualified

4.5 V

3.5 mm

HCT

74HCT4020BQ,115

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

17000000 Hz

CMOS

14

NO

TR

5

5

50 pF

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC16,.1X.14,20

ASYNCHRONOUS

54 ns

4 Amp

Counters

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

QUAD

17 MHz

R-PQCC-N16

1

5.5 V

1 mm

2.5 mm

Not Qualified

4.5 V

OUTPUTS FROM 12 STAGES AVAILABLE

30

260

3.5 mm

HCT

74HCT4060BQ

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

20000000 Hz

CMOS

14

NO

TR

5

5

50 pF

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC16,.1X.14,20

ASYNCHRONOUS

99 ns

4 Amp

Counter

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

QUAD

20 MHz

R-PQCC-N16

1

5.5 V

1 mm

2.5 mm

Not Qualified

4.5 V

30

260

3.5 mm

HCT

74HC4040BQ-Q100X

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

12

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

225 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

QUAD

24 MHz

R-PQCC-N16

6 V

1 mm

2.5 mm

2 V

3.5 mm

HC/UH

74HCT4060BQ,115

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

20000000 Hz

CMOS

14

NO

TR

5

5

50 pF

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC16,.1X.14,20

ASYNCHRONOUS

99 ns

4 Amp

Counter

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

QUAD

20 MHz

R-PQCC-N16

1

5.5 V

1 mm

2.5 mm

Not Qualified

4.5 V

e4

30

260

3.5 mm

HCT

74HCT4017BQ-Q100

NXP Semiconductors

RING COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

10

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

SYNCHRONOUS

75 ns

.5 mm

125 Cel

UP

POSITIVE EDGE

-40 Cel

QUAD

20 MHz

R-PQCC-N16

5.5 V

1 mm

2.5 mm

4.5 V

3.5 mm

HCT

74HC4020BQ

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

14

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

42 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

QUAD

20 MHz

R-PQCC-N16

1

6 V

1 mm

2.5 mm

Not Qualified

2 V

OUTPUTS FROM 12 STAGES AVAILABLE

e4

3.5 mm

HC/UH

74HCT4040BQ

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

20000000 Hz

CMOS

12

NO

5

5

50 pF

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC16,.1X.14,20

ASYNCHRONOUS

60 ns

4 Amp

Counters

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

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

QUAD

20 MHz

R-PQCC-N16

1

5.5 V

1 mm

2.5 mm

Not Qualified

4.5 V

e4

30

260

3.5 mm

HCT

74HCT393BQ,115

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

14

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

2

18000000 Hz

CMOS

4

NO

TR

5

5

50 pF

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

LCC14,.1X.12,20

ASYNCHRONOUS

38 ns

6 Amp

Counters

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

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

QUAD

18 MHz

R-PQCC-N14

1

5.5 V

1 mm

2.5 mm

Not Qualified

4.5 V

e4

30

260

3 mm

HCT

74HCT393BQ-Q100X

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

14

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

2

CMOS

AEC-Q100

4

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

38 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

QUAD

18 MHz

R-PQCC-N14

5.5 V

1 mm

2.5 mm

4.5 V

3 mm

HCT

74HCT4060BQ-Q100

NXP Semiconductors

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

14

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

99 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

QUAD

20 MHz

R-PQCC-N16

1

5.5 V

1 mm

2.5 mm

4.5 V

3.5 mm

HCT

74HCT4017BQ-Q100X

NXP Semiconductors

RING COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

10

YES

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

SYNCHRONOUS

75 ns

.5 mm

125 Cel

UP

POSITIVE EDGE

-40 Cel

QUAD

20 MHz

R-PQCC-N16

5.5 V

1 mm

2.5 mm

4.5 V

JOHNSON COUNTER WITH 10 DECODED OUTPUTS

3.5 mm

HCT

935304367115

Nexperia

BINARY COUNTER

AUTOMOTIVE

NO LEAD

14

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

2

CMOS

AEC-Q100

4

YES

TR, 7 INCH

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

190 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD SILVER

QUAD

24 MHz

R-PQCC-N14

1

6 V

1 mm

2.5 mm

2 V

e4

30

260

3 mm

HC/UH

935303846115

Nexperia

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

12

YES

TR, 7 INCH

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

SYNCHRONOUS

60 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

QUAD

20 MHz

R-PQCC-N16

1

5.5 V

1 mm

2.5 mm

4.5 V

e4

30

260

3.5 mm

HCT

935302476115

Nexperia

RING COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

10

YES

TR, 7 INCH

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

SYNCHRONOUS

375 ns

.5 mm

125 Cel

UP

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD SILVER

QUAD

24 MHz

R-PQCC-N16

1

6 V

1 mm

2.5 mm

2 V

e4

30

260

3.5 mm

HC/UH

935303845115

Nexperia

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

12

YES

TR, 7 INCH

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

SYNCHRONOUS

225 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD

QUAD

24 MHz

R-PQCC-N16

1

6 V

1 mm

2.5 mm

2 V

e4

30

260

3.5 mm

HC/UH

935302479115

Nexperia

RING COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

AEC-Q100

10

YES

TR, 7 INCH

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

SYNCHRONOUS

75 ns

.5 mm

125 Cel

UP

POSITIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD SILVER

QUAD

20 MHz

R-PQCC-N16

1

5.5 V

1 mm

2.5 mm

4.5 V

e4

30

260

3.5 mm

HCT

935304371115

Nexperia

BINARY COUNTER

AUTOMOTIVE

NO LEAD

14

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

2

CMOS

AEC-Q100

4

YES

TR, 7 INCH

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

38 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD SILVER

QUAD

18 MHz

R-PQCC-N14

1

5.5 V

1 mm

2.5 mm

4.5 V

e4

30

260

3 mm

HCT

935286402115

Nexperia

BINARY COUNTER

AUTOMOTIVE

NO LEAD

16

HVQCCN

RECTANGULAR

PLASTIC/EPOXY

YES

1

CMOS

14

YES

TR, 7 INCH

5

CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

ASYNCHRONOUS

450 ns

.5 mm

125 Cel

UP

NEGATIVE EDGE

-40 Cel

NICKEL PALLADIUM GOLD SILVER

QUAD

24 MHz

R-PQCC-N16

1

6 V

1 mm

2.5 mm

2 V

OUTPUTS FROM 10 STAGES AVAILABLE

e4

30

260

3.5 mm

HC/UH

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.