FM1808B Просмотр технического описания (PDF) - Cypress Semiconductor

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FM1808B

256Kb Bytewide 5V F-RAM Memory

Cypress Semiconductor 

Capacitance (TA = 25 C, f=1.0 MHz, VDD = 5V)

Symbol

Parameter

Min

CI/O

Input/Output Capacitance (DQ)

-

CIN

Input Capacitance

-

AC Test Conditions

Input Pulse Levels

Input rise and fall times

Input and output timing levels

0 to 3V

10 ns

1.5V

FM1808B – 256Kb Bytewide 5V F-RAM

Max Units Notes

8

pF

6

pF

Equivalent AC Load Circuit

Read Cycle Timing

CE

A0-14

OE

DQ0-7

tRC

tCA

tAH

tAS

tOE

tCE

Write Cycle Timing - /CE Controlled Timing

CE

A0-14

WE

tAH

tAS

tWS

tWC

tCA

OE

tDS

DQ0-7

Document Number: 001-86209 Rev. **

tPC

tOHZ

tHZ

tPC

tWH

tDH

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