M29F002BT STMICROELECTRONICS [STMicroelectronics], M29F002BT Datasheet - Page 15

• Manufacturer Part Number: M29F002BT
• Description: 2 Mbit 256Kb x8, Boot Block Single Supply Flash Memory
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Table 14. Write AC Characteristics, Chip Enable Controlled
(T
Figure 11. Write AC Waveforms, Chip Enable Controlled
Symbol
t
A
t
VCHWL
t
t
t
t
t
t
t
t
t
t
EHWH
EHDX
WLEL
ELEH
DVEH
EHEL
GHEL
EHGL
AVAV
AVEL
ELAX
= 0 to 70°C, –40 to 85°C or –40 to 125°C)
A0-A17
W
G
E
DQ0-DQ7
V CC
t
t
t
t
t
t
t
t
t
CPH
t
OEH
VCS
Alt
t
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
V
CC
High to Write Enable Low
tVCHWL
tWLEL
tGHEL
tAVEL
Parameter
M29F002BT, M29F002BB, M29F002BNT, M29F002BNB
tAVAV
VALID
tELEH
tDVEH
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
VALID
tELAX
45
45
40
25
20
40
50
0
0
0
0
0
0
tEHWH
tEHGL
M29F002B
tEHEL
tEHDX
55
55
40
25
20
40
50
0
0
0
0
0
0
70 / 90 / 120
70
45
30
20
45
50
0
0
0
0
0
0
AI02084
Unit
15/22
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs