MS7201AL-50 查看數據表（PDF） - Mosel Vitelic Corporation

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MS7201AL-50

256 x 9, 512 x 9, 1K x 9 CMOS FIFO

Mosel Vitelic Corporation  

MOSEL VITELIC

AC Test Conditions

Input Pulse Levels

Input Rise and Fall Times

0V~ 3.0V

5 ns

Timing Reference Level

1.5V

AC Test Loads and Waveforms

R1 480Ω

5V

5V

OUTPUT

30pF

INCLUDING

JIG AND

SCOPE

R2

255Ω

OUTPUT

Figure 1a

Equivalent to:

THEVENIN EQUIVALENT

OUTPUT

167 Ω

R1 480Ω

5pF

INCLUDING

JIG AND

SCOPE

R2

255Ω

Figure 1b

1.73V

ALL INPUT PULSES

3.0V

GND

5 ns

90%

10%

90%

10%

5 ns

Figure 2

Timing Waveforms

RESET

RS

t RSC

t RS

MS7200L/7201AL/7202AL

Key to Switching Waveforms

WAVEFORM

INPUTS

OUTPUTS

MUST BE

STEADY

WILL BE

STEADY

MAY CHANGE WILL BE

FROM H TO L CHANGING

FROM H TO L

MAY CHANGE WILL BE

FROM L TO H CHANGING

FROM L TO H

DON'T CARE: CHANGING:

ANY CHANGE STATE

PERMITTED UNKNOWN

DOES NOT

APPLY

CENTER

LINE IS HIGH

IMPEDANCE

"OFF" STATE

t RSS

W

t EFL

EF

t RSR

HF, FF

R

t HFH, t FFH

t RSS

ASYNCHRONOUS READ OPERATION

t RC

t RR

R

tA

t RPW

tA

t RLZ

Q0-Q8

MS7200L/01AL/02AL Rev. 1.0 January 1995

t DV

READ

DATA VALID

5

t RHZ

READ

DATA VALID

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