m29f200t STMicroelectronics, m29f200t Datasheet - Page 18

• Manufacturer Part Number: m29f200t
• Description: 2 Mbit 256kb X8 Or 128kb X16, Boot Block Single Supply Flash Memory
• Manufacturer: STMicroelectronics

M29F200T, M29F200B
Table 15B. Write AC Characteristics, Write Enable Controlled
(T
Notes: 1. Sample only, not 100% tested.
18/33
t
PHPHH
Symbol
A
t
t
WHRL
PHWL
t
t
t
t
t
t
t
t
t
t
t
VCHEL
WHGL
t
t
WLWH
DVWH
WHDX
WHEH
WHWL
WLAX
GHWL
= 0 to 70 C, –40 to 85 C or –40 to 125 C)
ELWL
AVWL
AVAV
PLPX
2. This timing is for Temporary Block Unprotection operation.
(1,2)
(1)
(1)
t
t
t
t
t
BUSY
t
t
Alt
t
t
t
t
t
WPH
t
OEH
VIDR
t
t
VCS
RSP
WC
WP
CS
DS
DH
CH
AS
AH
RP
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
V
Write Enable High to Output Enable Low
RP Rise Time to V
RP Pulse Width
Program Erase Valid to RB Delay
RP High to Write Enable Low
CC
High to Chip Enable Low
Parameter
ID
Min
500
500
90
45
45
20
45
50
0
0
0
0
0
0
4
Standard
Interface
-90
M29F200T / M29F200B
Max
35
Min
120
500
500
50
50
50
20
50
0
0
0
0
0
0
4
Standard
Interface
-120
Max
50
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
s