M29W800DB STMICROELECTRONICS [STMicroelectronics], M29W800DB Datasheet - Page 24

• Manufacturer Part Number: M29W800DB
• Description: 8 Mbit (1Mb x8 or 512Kb x16, Boot Block) 3V Supply Flash Memory
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M29W800DT, M29W800DB
Figure 14. Write AC Waveforms, Chip Enable Controlled
Table 14. Write AC Characteristics, Chip Enable Controlled
Note: 1. Sampled only, not 100% tested.
24/42
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-A18/
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
45
45
30
25
30
40
30
50
0
0
0
0
0
0
tEHEL
tEHDX
M29W800D
45
30
70
70
45
45
30
50
0
0
0
0
0
0
AI05450
90
90
50
50
30
50
35
50
0
0
0
0
0
0
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs