m29dw641f STMicroelectronics, m29dw641f Datasheet - Page 53

• Manufacturer Part Number: m29dw641f
• Description: 64 Mbit 4mb X16, Multiple Bank, Boot Block 3v Supply Flash Memory
• Manufacturer: STMicroelectronics

M29DW641F
Table 21.
1. Sampled only, not 100% tested.
Figure 14. Write AC waveforms, Chip Enable controlled
Symbol
t
t
WHRL
t
t
t
t
t
t
t
t
t
t
VCHEL
t
WHWL
GHWL
WLWH
WHDX
WHEH
WHGL
DVWH
AVWL
WLAX
ELWL
AVAV
A0-A21
W
G
E
DQ0-DQ15
V CC
RB
(1)
Write AC characteristics, Write Enable controlled
t
t
t
t
BUSY
t
t
WPH
t
t
t
t
t
OEH
Alt
t
VCS
WC
WP
AS
DS
CS
DH
CH
AH
Address Valid to Next Address Valid
Address Valid to Write Enable Low
Input Valid to Write Enable High
Chip Enable Low to Write Enable Low
Output Enable High to Write Enable Low
V
Write Enable Low to Write Enable High
Write Enable High to Input Transition
Write Enable High to Chip Enable High
Write Enable High to Write Enable Low
Write Enable Low to Address Transition
Write Enable High to Output Enable Low
Program/Erase Valid to RB Low
tVCHWL
CC
High to Chip 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
60
60
45
50
45
30
45
30
0
0
0
0
0
0
tEHDX
DC and AC parameters
50
30
45
70
70
45
45
30
0
0
0
0
0
0
AI05561
53/80
Unit
ns
ns
ns
ns
ns
µs
ns
ns
ns
ns
ns
ns
ns