FM24C04B データシートの表示（PDF） - Ramtron International Corporation

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FM24C04B

4Kb Serial 5V F-RAM Memory

Ramtron International Corporation 

AC Test Conditions

Input Pulse Levels

Input rise and fall times

Input and output timing levels

0.1 VDD to 0.9 VDD

10 ns

0.5 VDD

Diagram Notes

All start and stop timing parameters apply to both read and write cycles.

Clock specifications are identical for read and write cycles. Write timing

parameters apply to slave address, word address, and write data bits.

Functional relationships are illustrated in the relevant datasheet sections.

These diagrams illustrate the timing parameters only.

FM24C04B

Equivalent AC Load Circuit

5.5V

Output

1700 Ω

100 pF

Read Bus Timing

Write Bus Timing

Data Retention

Symbol

Parameter

TDR

@ +85ºC

@ +80ºC

@ +75ºC

Min

Max

Units

Notes

10

-

Years

19

-

Years

38

-

Years

Rev. 1.3

Feb. 2011

Page 10 of 12

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