MB84VD23481FJ-70 Datasheet, PDF (49/55 Pages) SPANSION – 64 M (×16) FLASH MEMORY & 32 M (×16) Mobile FCRAM

MB84VD23481FJ-70
• POWER DOWN Entry and Exit Timing (FCRAM)
CE1r
CE2r
DQ
tCSP
Power Down Entry
tCHS
tC2LP
High-Z
Power Down Mode
tCHH (tCHHN)
Power Down Exit
Note : This Power Down mode can be also used for Power-up #2 below except that tCHHN can not be used at Power-
up timing.
• POWER-UP Timing #1 (FCRAM)
CE1r
CE2r
tC2LH
tCHS
tCHH
VCCr
0V
VCCr Min
Note : The tC2LH specifies after VCCr reaches specified minimum level.
• POWER-UP Timing #2 (FCRAM)
CE1r
CE2r
tC2HL
tC2HL
tCSP
tC2LP
tCHS
tCHH
VCCr
0V
VCCr Min
Note : The tC2HL specifies from CE2r Low to High transition after VCCr reaches specified minimum level.
CE1r must be brought to High prior to or together with CE2r Low to High transition.
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