74F598 查看數據表（PDF） - Philips Electronics

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74F598

8-bit shift register with input storage registers (3-State)

Philips Electronics 

Philips Semiconductors

8-bit shift register with input storage registers (3-State)

Product specification

74F598

AC WAVEFORMS

STCP,

SHCP,

SHLD,

SHRST

VM

1/fmax

tw(H)

tPHL

VM

tw(L)

VM

tPLH

I/On,

Qs

VM

VM

SF00380

Waveform 1. Propagation delay for clock input to output, clock

pulse widths, and maximum clock frequency, shift register

reset and load inputs to serial data output

SHRST VM

SHCP

VM

trec

VM

tPHL

I/On,

Qs

VM

SF00381

Waveform 2. Propagation delay for shift register reset to serial

data output, shift register reset to shift register, shift register

input recovery time

Dsn, I/On,

SHCP,

SHLD,

SHCPEN

SHCP,

STCP

SHLD

VM

VM

ts(H) th(H)

VM

Waveform 3. Setup time and hold times

VM

ts(L)

VM

th(L)

VM

SF00382

STCP

SHLD

VM

ts(H)

VM

th(L)

VM

Waveform 4. Setup time and hold time

SF00383

OE

VM

VM

tPZH

tPHZ

VOH -0.3V

I/On

90%

10%

VM

0V

SF00384

Waveform 5. 3-State output enable time to High level, output

disable time from High level and transition time to High level

OE

VM

VM

tPZL

tPLZ

I/On

90%

VM

10%

3.5V

VOL +0.3V

SF00385

Waveform 6. 3-State output enable time to Low level, output

disable time from Low level and transition time to Low level

Notes to AC waveforms

1. For all waveforms, VM = 1.5V.

2. The shaded areas indicate when the input is permitted to change for predictable output performance.

1991 Oct 21

10

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