HD74AC123A 데이터 시트보기 (PDF) - Hitachi -> Renesas Electronics

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HD74AC123A

Dual Retriggerable Resettable Multivibrator

Hitachi -> Renesas Electronics 

HD74AC123A

AC Characteristics: HD74AC123A

Item

Propagation delay

A or B to Q

Symbol

t PLH

VCC (V)*1

3.3

5.0

Ta = +25°C

CL = 50 pF

Min Typ

1.0 —

1.0 —

Propagation delay tPHL

3.3

1.0 —

A or B to Q

5.0

1.0 —

Propagation delay tPLH

3.3

1.0 —

CDn to Q

5.0

1.0 —

Propagation delay tPHL

3.3

1.0 —

CDn to Q

5.0

1.0 —

Note: 1. Voltage Range 3.3 is 3.3 V ± 0.3 V

Voltage Range 5.0 is 5.0 V ± 0.5 V

Ta = –40°C

to +85°C

CL = 50 pF

Max Min Max Unit Condition

19.0 1.0

22.0 ns Cext = 0 pF

15.0 1.0

17.0

Rest = 5 kΩ

19.0 1.0

22.0 ns

15.0 1.0

17.0

15.0 1.0

18.0 ns

12.0 1.0

13.5

15.0 1.0

18.0 ns

12.0 1.0

13.5

AC Operating Requirements: HD74AC123A

Ta = +25°C

CL = 50 pF

Item

Symbol VCC (V)*1 Typ

Pulse width

tw

3.3

—

A or B or CDn

5.0

—

Recovery time

t rec

3.3

—

CDn to A or B

5.0

—

Note: 1. Voltage Range 3.3 is 3.3 V ± 0.3 V

Voltage Range 5.0 is 5.0 V ± 0.5 V

Ta = –40

to +85°C

CL = 50 pF

Guaranteed Minimum

5.0

7.0

4.5

5.0

2.0

2.0

2.0

2.0

Unit Condition

ns Cext = 0 pF

Rext = 5 kΩ

ns

4

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