HD74AC194 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HD74AC194

4-bit Bidirectional Unviersal Shift Register

Hitachi -> Renesas Electronics 

HD74AC194

AC Characteristics: HD74AC194

Item

Maximum clock

frequency

Symbol

f max

VCC (V)*1

3.3

5.0

Ta = +25°C

CL = 50 pF

Min Typ

7.5

—

100 —

Propagation delay

t PLH

3.3

1.0

—

CP to Qn

5.0

1.0

—

Propagation delay

t PHL

3.3

1.0

—

CP to Qn

5.0

1.0

—

Propagation delay

t PHL

3.3

1.0

—

MR to Qn

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

Max

13.0

10.0

13.0

10.0

10.5

8.0

Ta = –40°C to +85°C

CL = 50 pF

Min

Max

65

85

1.0

15.0

1.0

11.5

1.0

15.0

1.0

11.5

1.0

12.5

1.0

9.0

Unit

MHz

ns

ns

ns

AC Operating Requirements: HD74AC194

Item

Setup time, HIGH or LOW

Pn or DSR or DSL to CP

Hold time, HIGH or LOW

Pn or DSR or DSL to CP

Setup time, HIGH or LOW

Sn to CP

Hold time, HIGH or LOW

Sn to CP

Recovery time

MR to CP

Symbol

t su

Ta = +25°C

CL = 50 pF

VCC (V)*1 Typ

3.3

—

5.0

—

th

3.3

—

5.0

—

t su

3.3

—

5.0

—

th

3.3

—

5.0

—

t rec

3.3

—

5.0

—

Pulse width

tw

3.3

—

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°C

to +85°C

CL = 50 pF

Guaranteed Minimum

5.5

7.0

4.0

5.0

2.0

3.0

1.5

2.0

6.0

7.5

4.5

5.5

0.0

0.0

0.0

0.0

0.5

0.5

0.5

0.5

5.5

7.0

4.5

5.0

Unit

ns

ns

ns

ns

ns

ns

5

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