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M29W641DH Datasheet(PDF) 22 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) 22 Page - STMicroelectronics

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M29W641DH, M29W641DL, M29W641DU
22/42
Figure 10. Write AC Waveforms, Write Enable Controlled
Note: 1. RB concerns the M29W461DU only.
Table 11. Write AC Characteristics, Write 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
tELWL
tCS
Chip Enable Low to Write Enable Low
Min
0
0
0
0
ns
tWLWH
tWP
Write Enable Low to Write Enable High
Min
35
35
35
50
ns
tDVWH
tDS
Input Valid to Write Enable High
Min
45
45
45
50
ns
tWHDX
tDH
Write Enable High to Input Transition
Min
0
0
0
0
ns
tWHEH
tCH
Write Enable High to Chip Enable High
Min
0
0
0
0
ns
tWHWL
tWPH
Write Enable High to Write Enable Low
Min
30
30
30
30
ns
tAVWL
tAS
Address Valid to Write Enable Low
Min
0
0
0
0
ns
tWLAX
tAH
Write Enable Low to Address Transition
Min
45
45
45
50
ns
tGHWL
Output Enable High to Write Enable Low
Min
0
0
0
0
ns
tWHGL
tOEH
Write Enable High to Output Enable Low
Min
0
0
0
0
ns
tWHRL
(1)
tBUSY
Program/Erase Valid to RB Low
Max
90
90
90
90
ns
tVCHEL
tVCS
VCC High to Chip Enable Low
Min
50
50
50
50
µs
AI06800b
E
G
W
A0-A21
DQ0-DQ7/
DQ8-DQ15
VALID
VALID
VCC
tVCHEL
tWHEH
tWHWL
tELWL
tAVWL
tWHGL
tWLAX
tWHDX
tAVAV
tDVWH
tWLWH
tGHWL
RB
tWHRL



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