FM25V01 Просмотр технического описания (PDF) - Cypress Semiconductor

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FM25V01

128Kb Serial 3V F-RAM Memory

Cypress Semiconductor 

FM25V01 - 128Kb SPI FRAM

S

0123456701234567

456701234567

C

op-code

14-bit Address

Data

D

0 0 0 0 0 0 1 0 X X 13 12 11 10 9 8

3210 76543210

MSB

Q

LSB MSB

LSB

Figure 9. Memory Write with 2-Byte Address (WREN not shown)

S

0123456701234567

456701234567

C

op-code

14-bit Address

D

0 0 0 0 0 0 1 1 X X 13 12 11 10 9 8

32 1 0

MSB

LSB

MSB

Data

LSB

Q

76543210

Figure 10. Memory Read with 2-Byte Address

S

012345670123

567

456701234567

C

op-code

14-bit Address

Dummy byte

D

0 0 0 0 1 0 1 1 X X 13 12

210

XXXX

MSB

LSB

MSB

Data

LSB

Q

76543210

Figure 11. Fast Read with 2-Byte Address and Dummy Byte

Document Number: 001-84492 Rev. *B

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