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M29W641DH Datasheet(PDF) 23 Page - STMicroelectronics

Part # M29W641DH
Description  64 Mbit 4Mb x16, Uniform Block 3V Supply Flash Memory
PDF  42 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M29W641DH Datasheet(HTML) 23 Page - STMicroelectronics

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M29W641DH, M29W641DL, M29W641DU
Figure 11. Write AC Waveforms, Chip Enable Controlled
Note: 1. RB concerns the M29W461DU only.
Table 12. Write AC Characteristics, Chip Enable Controlled
Note: 1. This timing concerns the M29W461DU only.
Symbol
Alt
Parameter
M29W641D
Unit
70
90
100
120
tAVAV
tWC
Address Valid to Next Address Valid
Min
70
90
100
120
ns
tWLEL
tWS
Write Enable Low to Chip Enable Low
Min
0
0
0
0
ns
tELEH
tCP
Chip Enable Low to Chip Enable High
Min
45
45
45
50
ns
tDVEH
tDS
Input Valid to Chip Enable High
Min
45
45
45
50
ns
tEHDX
tDH
Chip Enable High to Input Transition
Min
0
0
0
0
ns
tEHWH
tWH
Chip Enable High to Write Enable High
Min
0
0
0
0
ns
tEHEL
tCPH
Chip Enable High to Chip Enable Low
Min
30
30
30
30
ns
tAVEL
tAS
Address Valid to Chip Enable Low
Min
0
0
0
0
ns
tELAX
tAH
Chip Enable Low to Address Transition
Min
45
45
45
50
ns
tGHEL
Output Enable High Chip Enable Low
Min
0
0
0
0
ns
tEHGL
tOEH
Chip Enable High to Output Enable Low
Min
0
0
0
0
ns
tEHRL
(1)
tBUSY
Program/Erase Valid to RB Low
Max
90
90
90
90
ns
tVCHWL
tVCS
VCC High to Write Enable Low
Min
50
50
50
50
µs
AI06801b
E
G
W
A0-A21
DQ0-DQ7/
DQ8-DQ15
VALID
VALID
VCC
tVCHWL
tEHWH
tEHEL
tWLEL
tAVEL
tEHGL
tELAX
tEHDX
tAVAV
tDVEH
tELEH
tGHEL
RB
tEHRL



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