S-25A640A Datasheet, PDF (11/32 Pages) Seiko Instruments Inc – Function to prevent malfunction by monitoring clock pulse

Rev.3.2_01
CS
SCK
ADDR
SI ^{LSB IN}
tOD
SO
CS
WP
CS
WP
FOR AUTOMOTIVE 125°C OPERATION SPI SERIAL E²PROM
S-25A640A, S-25A640B
tSCK
tHIGH
tOZ
tLOW
tOD
tOH
tOH
LSB OUT
tRO
tFO
Figure 7 Serial Output Timing
tWS1
tWH1
Figure 8 Valid Timing in Write Protect
tWS2
tWH2
Figure 9 Invalid Timing in Write Protect
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