MB84VP23481FK-70 Datasheet, PDF (62/67 Pages) SPANSION – 64M (X16) Page FLASH MEMORY & 32M (X16) Mobile FCRAMTM

MB84VP23481FK-70
• POWER-UP Timing (32M Page FCRAM)
CE1r
tCHH
CE2r
VCCr
0V
VCCr Min
Note : The tCHH specifies after VCCr reaches specified minimum level and applicable both CE1r and CE2r.
• POWER DOWN Entry and Exit Timing
CE1r
CE2r
DQ
tCSP
Power Down Entry
tCHS
tC2LP
High-Z
Power Down Mode
tCHH (tCHHP)
Power Down Exit
Note : This Power Down mode can be also used as a reset timing if POWER-UP timing above could not be satisfied
and Power-Down program was not performed prior to this reset.
• Standby Entry Timing after Read or Write (32M Page FCRAM)
CE1r
OE
tCHOX
tCHWX
WE
Active (Read)
Standby
Active (Write)
Standby
Note : Both tCHOX and tCHWX define the earliest entry timing for Standby mode.
If either of timing is not satisfied, it takes tRC (Min) period for Standby mode from CE1r Low to High transition.
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