HD74HC597P 查看數據表（PDF） - Renesas Electronics

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HD74HC597P

8-bit Latch / Shift Register

Renesas Electronics 

HD74HC597

• Waveform – 3 (SCLR to QH')

tf

tr

90 %

90 %

VCC

Input SCLR

50 %

50 %

10 %

10 %

tw

0V

tPHL

90 %

VOH

Output QH'

50 %

10 %

VOL

tTHL

trem

Input SCK

90 %

VCC

50 %

10 %

0V

tTLH

Note : 1. Input waveform : PRR ≤ 1 MHz, duty cycle 50%, tr ≤ 6 ns, tf ≤ 6 ns

• Waveform – 4 (SLoad to QH')

tf

tr

90 %

90 %

VCC

Input SLoad

50 %

50 %

50 %

10 %

10 %

0V

tw

tPHL

tPLH

90 %

90 %

VOH

Output QH'

50 %

50 %

10 %

10 %

VOL

tTHL

tTLH

Note : 1. Input waveform : PRR ≤ 1 MHz, duty cycle 50%, tr ≤ 6 ns, tf ≤ 6 ns

Rev.2.00 Mar 30, 2006 page 6 of 9

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