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PC28F128M29EWHF Datasheet, PDF (73/87 Pages) Micron Technology – Parallel NOR Flash Embedded Memory
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32Mb, 64Mb, 128Mb: 3V Embedded Parallel NOR Flash
Write AC Characteristics
Write AC Characteristics
Table 37: WE#-Controlled Write AC Characteristics
Parameter
Address valid to next address valid
Symbol
Legacy
JEDEC
tWC
tAVAV
CE# LOW to WE# LOW
tCS
tELWL
WE# LOW to WE# HIGH
tWP
tWLWH
Input valid to WE# HIGH
tDS
tDVWH
WE# HIGH to input transition
tDH
tWHDX
WE# HIGH to CE# HIGH
tCH
tWHEH
WE# HIGH to WE# LOW
tWPH
tWHWL
Address valid to WE# LOW
tAS
tAVWL
WE# LOW to address transition
tAH
tWLAX
OE# HIGH to WE# LOW
–
tGHWL
WE# HIGH to OE# LOW
tOEH
tWHGL
Program/erase valid to RY/BY# LOW
tBUSY
tWHRL
VCC HIGH to CE# LOW
tVCS
tVCHEL
Package
BGA
TSOP
BGA
TSOP
BGA
TSOP
BGA
TSOP
BGA
TSOP
BGA
TSOP
BGA
TSOP
BGA
TSOP
BGA
TSOP
BGA
TSOP
BGA
TSOP
BGA
TSOP
BGA
TSOP
Note: 1. Sampled only; not 100% tested.
Min Typ Max Unit Notes
60
–
–
ns
70
–
–
ns
0
–
–
ns
0
–
–
ns
35
–
–
ns
35
–
–
ns
30
–
–
ns
30
–
–
ns
0
–
–
ns
0
–
–
ns
0
–
–
ns
0
–
–
ns
20
–
–
ns
20
–
–
ns
0
–
–
ns
0
–
–
ns
45
–
–
ns
45
–
–
ns
0
–
–
ns
0
–
–
ns
0
–
–
ns
0
–
–
ns
–
–
90
ns
1
–
–
90
ns
1
60
–
–
µs
60
–
–
µs
PDF: 09005aef84dc44a7
m29ew_32Mb-128Mb.pdf - Rev. B 11/12 EN
73
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