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W25S243AF-12

64K x 64 BURST PIPELINED HIGH-SPEED CMOS STATIC RAM

Winbond 

Preliminary W25S243A

AC CHARACTERISTICS

AC Test Conditions

PARAMETER

Input Pulse Levels

Input Rise and Fall Times

Input and Output Timing Reference Level

Output Load

AC Test Loads and Waveform

CONDITIONS

0V to 3V

2 nS

1.5V

CL = 30 pF, IOH/IOL = -4 mA/8 mA

VL = 1.5V

OUTPUT

RL = 50 ohm

Zo = 50 ohm

30 pF

Including

Jig and

Scope

3.3V

OUTPUT

R1 320 ohm

5 pF

Including

Jig and

Scope

R2

350 ohm

(For T KHZ, TKLZ, TOHZ, TOLZ, measurement)

3.0V

0V

90% 90%

10% 10%

2 nS

2 nS

AC Timing Characteristics

(VDD/VDDQ = 3.15V to 3.6V, VSS/VSSQ = 0V, TA = 0 to 70° C, all timings measured in pipelined mode)

PARAMETER

SYMBOL

W25S243A-12

MIN.

MAX.

Add. Setup Time

TAS

2.5

-

Add. Hold Time

TAH

0.5

-

Write Data Setup Time

TDS

2.5

-

Write Data Hold Time

TDH

0.5

-

ADV Setup Time

TADVS

2.5

-

ADV Hold Time

TADVH

0.5

-

UNIT NOTES

nS

nS

nS

nS

nS

nS

-8-

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