256Mb, 512Mb, 1Gb, 2Gb: 3V Embedded Parallel NOR Flash
Read AC Characteristics
Figure 20: BYTE# Transition Read AC Timing
Valid
A[MAX:0]
A–1
Valid
t
t
ACC
OH
BYTE#
t
FHQV
Data-out
Data-out
DQ[7:0]
DQ[15:8]
t
BLQX
High-Z
Figure 21: Page Read AC Timing (16-Bit Mode)
Valid
Valid
A[MAX:4]
Valid
tACC
Valid
Valid
Valid
Valid
Valid
A[3:0]
CE#
tE
tOH
tHZ
OE#
tOE
tPAGE
tOH
tDF
DQ[15:0]
Valid
Valid
Valid
Valid
Valid
Valid
Valid
1. Page size is 16 words (32 bytes) and is addressed by address inputs A[3:0] in x16 bus
mode and A[3:0] plus DQ15/A−1 in x8 bus mode.
Note:
PDF: 09005aef849b4b09
m29ew_256mb_2gb.pdf - Rev. B 8/12 EN
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