M29W320E ST Microelectronics, M29W320E Datasheet - Page 26

• Manufacturer Part Number: M29W320E
• Description: 32 Mbit (4Mb x8 or 2Mb x16 / Boot Block) 3V Supply Flash Memory
• Manufacturer: ST Microelectronics

M29W320ET, M29W320EB
Figure 13. Write AC Waveforms, Chip Enable Controlled
Table 14. Write AC Characteristics, Chip Enable Controlled
Note: 1. Sampled only, not 100% tested.
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Symbol
t
t
EHRL
t
VCHWL
t
t
t
t
t
t
t
t
t
t
EHWH
DVEH
EHDX
WLEL
GHEL
EHGL
ELEH
EHEL
ELAX
AVAV
AVEL
A0-A20/
A–1
W
G
E
DQ0-DQ7/
DQ8-DQ15
V CC
RB
(1)
t
t
t
BUSY
t
t
t
t
OEH
Alt
t
t
t
CPH
t
t
VCS
WC
WS
WH
DH
CP
DS
AS
AH
Address Valid to Next Address Valid
Write Enable Low to Chip Enable Low
Chip Enable Low to Chip Enable High
Input Valid to Chip Enable High
Chip Enable High to Input Transition
Chip Enable High to Write Enable High
Chip Enable High to Chip Enable Low
Address Valid to Chip Enable Low
Chip Enable Low to Address Transition
Output Enable High Chip Enable Low
Chip Enable High to Output Enable Low
Program/Erase Valid to RB Low
V
tVCHWL
CC
High to Write Enable Low
tWLEL
tGHEL
tAVEL
Parameter
tAVAV
VALID
tELEH
tDVEH
tEHRL
VALID
tELAX
Max
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
tEHWH
tEHGL
tEHEL
tEHDX
70
70
45
45
30
45
30
50
0
0
0
0
0
0
M29W320E
90
90
50
50
30
50
35
50
0
0
0
0
0
0
AI05561
Unit
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns