HD74HC595 데이터 시트보기 (PDF) - Renesas Electronics

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HD74HC595

8-bit Shift Register / Latch (with 3-state outputs)

Renesas Electronics 

HD74HC595

Switching Characteristics (CL = 50 pF, Input tr = tf = 6 ns)

Item

Maximum clock

frequency

Propagation delay

time

Output enable

time

Output disable

time

Setup time

Pulse width

Removal time

Hold time

Output rise/fall

time

Input capacitance

Symbol VCC (V)

fmax

2.0

4.5

6.0

tPLH

2.0

tPHL

4.5

6.0

tPLH

2.0

tPHL

4.5

6.0

tPLH

2.0

4.5

6.0

tZL

2.0

tZH

4.5

6.0

tLZ

2.0

tHZ

4.5

6.0

tsu

2.0

4.5

6.0

2.0

4.5

6.0

tw

2.0

4.5

6.0

trem

2.0

4.5

6.0

th

2.0

4.5

6.0

tTLH

2.0

tTHL

4.5

6.0

2.0

4.5

6.0

Cin

—

Ta = 25°C

Min Typ Max

—— 5

— — 27

— — 31

— — 115

— 12 23

— — 20

— — 150

— 17 30

— — 26

— — 175

— 20 35

— — 30

— — 150

— 13 30

— — 26

— — 150

— 15 30

— — 26

100 — —

20 1 —

17 — —

200 — —

40 8 —

34 — —

80 — —

16 8 —

14 — —

100 — —

20 — —

17 — —

5

——

5

1—

5

——

— — 75

— 5 15

— — 13

— — 60

— 4 12

— — 10

— 5 10

Ta = –40 to +85°C

Min

Max Unit

Test Conditions

—

4 MHz

—

21

—

24

—

145 ns SCK to QH’

—

29

—

25

—

190 ns RCK to Q

—

38

—

33

—

220 ns SCLR to QH’

—

44

—

37

—

190 ns

—

38

—

33

—

190 ns

—

38

—

33

125

—

ns SER to SCK

25

—

21

—

250

—

ns SCK to RCK

50

—

43

—

100

—

ns

20

—

17

—

125

—

ns

25

—

21

—

5

—

ns

5

—

5

—

—

95

ns QH’

—

19

—

16

—

75

ns Q

—

15

—

13

—

5

pF

Rev.2.00 Mar 30, 2006 page 6 of 10

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