HD74LS164P(2005) Ver la hoja de datos (PDF) - Renesas Electronics

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HD74LS164P
(Rev.:2005)

8-Bit Parallel-Out Serial-in Shift Register

Renesas Electronics 

HD74LS164

Waveform

Notes:

tw (CLR)

tTHL ≥ 20ns

tTLH

3V

Clear

90%

90%

1.3V 10% 10% 1.3V

0V

Clock

A

tw (CK)

tTHL

tTLH

≥ 20ns

1.3V

1.3V

3V

90%

90%

10% 10% 1.3V

0V

1.3V

10%

tsu th

tTHL

90%

90%

1.3V

10%

tsu th

3V

1.3V

1.3V

0V

tPHL

tTLH

tPLH

QA

1.3V

1.3V

tPHL

1.3V

VOH

VOL

1. Input pulse; tTLH ≤ 15 ns, tTHL ≤ 6 ns, PRR = 1 MHz, (Clock, Clear), PRR = 500 kHz (A or B)

2. QA output is illustrated. Relationship of serial input A and B data to other Q outputs is

illustrated in the timing chart.

Rev.2.00, Feb.18.2005, page 6 of 8

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