M29F800DB STMICROELECTRONICS [STMicroelectronics], M29F800DB Datasheet - Page 22

• Manufacturer Part Number: M29F800DB
• Description: 8 Mbit (1Mb x8 or 512Kb x16, Boot Block) 5V Supply Flash Memory
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M29F800DT, M29F800DB
Figure 12. Write AC Waveforms, Write Enable Controlled
Table 13. Write AC Characteristics, Write Enable Controlled
Note: 1. Sampled only, not 100% tested.
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t
Symbol
WHRL
t
t
t
t
t
t
t
t
t
t
t
VCHEL
t
WHWL
WLWH
WHDX
WHEH
GHWL
WHGL
DVWH
ELWL
AVWL
WLAX
AVAV
A0-A18/
A–1
E
G
W
DQ0-DQ7/
DQ8-DQ15
V CC
RB
(1)
t
t
t
t
BUSY
t
t
WPH
OEH
Alt
t
t
t
t
t
t
VCS
WC
WP
DH
CH
CS
DS
AS
AH
Address Valid to Next Address Valid
Chip Enable Low to Write Enable Low
Write Enable Low to Write Enable High
Input Valid to Write Enable High
Write Enable High to Input Transition
Write Enable High to Chip Enable High
Write Enable High to Write Enable Low
Address Valid to Write Enable Low
Write Enable Low to Address Transition
Output Enable High to Write Enable Low
Write Enable High to Output Enable Low
Program/Erase Valid to RB Low
V
tVCHEL
CC
High to Chip Enable Low
tELWL
tGHWL
tAVWL
Parameter
tAVAV
VALID
tWLWH
tDVWH
tWHRL
VALID
tWLAX
Max
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
tWHEH
tWHGL
tWHWL
tWHDX
55
55
45
45
20
45
30
50
0
0
0
0
0
0
M29F800D
70/ 90
70
45
45
20
45
30
50
0
0
0
0
0
0
AI06155
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
ns