m29f200t STMicroelectronics, m29f200t Datasheet - Page 21

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

Table 16B. Write AC Characteristics, Chip Enable Controlled
(T
Notes: 1. Sample only, not 100% tested.
t
PHPHH
Symbol
A
t
t
t
PHWL
EHRL
t
t
t
VCHWL
t
t
t
t
t
t
t
t
t
EHWH
DVEH
EHDX
WLEL
ELEH
EHEL
ELAX
GHEL
EHGL
PLPX
= 0 to 70 C, –40 to 85 C or –40 to 125 C)
AVAV
AVEL
2. This timing is for Temporary Block Unprotection operation.
(1,2)
(1)
(1)
t
t
t
BUSY
t
t
t
t
t
Alt
t
t
VIDR
t
t
CPH
t
t
VCS
OEH
t
RSP
WC
WS
WH
CP
DS
DH
AH
RP
AS
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
V
Chip 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 Write Enable Low
Parameter
ID
Min
500
500
90
45
45
20
45
50
0
0
0
0
0
0
4
Standard
Interface
M29F200T / M29F200B
-90
Max
35
M29F200T, M29F200B
Min
120
500
500
50
50
20
50
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
21/33
s
s