74ALS164N 데이터 시트보기 (PDF) - Philips Electronics

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74ALS164N

8–bit serial–in parallel–out shift register

Philips Electronics 

Philips Semiconductors

8-bit serial-in parallel-out shift register

Product specification

74ALS164

AC ELECTRICAL CHARACTERISTICS

SYMBOL

PARAMETER

fMAX

tPLH

tPHL

tPHL

Maximum clock frequency

Propagation delay

CP to Qn

Propagation delay, MR to Qn

TEST CONDITION

Waveform 1

Waveform 1

Waveform 2

LIMITS

Tamb = 0°C to +70°C

VCC = +5.0V ± 10%

CL = 50pF, RL = 500Ω

MIN

MAX

50

5.0

13.0

6.0

15.0

8.0

18.0

UNIT

MHz

ns

ns

AC SETUP REQUIREMENTS

SYMBOL

PARAMETER

tsu(H)

tsu(L)

th(H)

th(L)

tw(H)

tw(L)

tw(L)

tREC

Setup time, High or Low

Dn to CP

Hold time, High or Low

Dn to CP

Clock pulse width,

High or Low

MR pulse width, Low

Recovery time, MR to CP

TEST CONDITION

Waveform 3

Waveform 3

Waveform 1

Waveform 2

Waveform 2

LIMITS

Tamb = 0°C to +70°C

VCC = +5.0V ± 10%

CL = 50pF, RL = 500Ω

MIN

MAX

6.0

5.0

0

0

10.0

7.0

6.0

6.0

UNIT

ns

ns

ns

ns

ns

AC WAVEFORMS

For all waveforms, VM = 1.3V.

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

CP VM

1/fmax

tw(H)

tPHL

VM

tw(L)

VM

tPLH

Qn

VM

VM

SF00294

Waveform 1. Propagation Delay for Clock Input to Output,

Clock Pulse Width,

and Maximum Clock Frequency

MR

VM

tw(L)

CP

tPHL

VM

tREC

VM

Qn

VM

SC00065

Waveform 2. Master Reset Pulse Width,

Master Reset to Output Delay,

and Master Reset to Clock Recovery Time

Dn

VM

VM

tsu(H) th(H)

VM

VM

tsu(L) th(L)

CP

VM

VM

SC00064

Waveform 3. Data Setup and Hold Times

1991 Feb 08

5

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