M29W400B STMICROELECTRONICS [STMicroelectronics], M29W400B Datasheet - Page 14

• Manufacturer Part Number: M29W400B
• Description: 4 Mbit 512Kb x8 or 256Kb x16, Boot Block Low Voltage Single Supply Flash Memory
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M29W400T, M29W400B
Table 14A. Read AC Characteristics
(T
Notes: 1. Sampled only, not 100% tested.
14/34
t
Symbol
t
t
t
t
t
t
PLYH
ELQX
ELQV
GLQX
GLQV
EHQZ
GHQZ
A
t
t
t
t
t
t
t
t
t
t
t
GHQX
AVQV
EHQX
AXQX
BHQV
PHEL
PLPX
ELBH
BLQZ
AVAV
ELBL
= 0 to 70 C, –20 to 85 C or –40 to 85 C)
(1,3)
2. G may be delayed by up to t
3. To be considered only if the Reset pulse is given while the memory is in Erase or Program mode.
(1)
(2)
(1)
(2)
(1)
(1)
t
READY
t
t
t
t
t
t
FHQV
t
ELFH
FLQZ
Alt
t
t
t
t
t
t
ELFL
ACC
t
t
t
RRB
t
t
OLZ
RC
CE
OE
OH
OH
OH
RH
RP
LZ
HZ
DF
Address Valid to Next Address Valid
Address Valid to Output Valid
Chip Enable Low to Output
Transition
Chip Enable Low to Output Valid
Output Enable Low to Output
Transition
Output Enable Low to Output Valid
Chip Enable High to Output
Transition
Chip Enable High to Output Hi-Z
Output Enable High to Output
Transition
Output Enable High to Output Hi-Z
Address Transition to Output
Transition
RP Low to Read Mode
RP High to Chip Enable Low
RP Pulse Width
Chip Enable to BYTE Switching Low
or High
BYTE Switching Low to Output
High Z
BYTE Switching High to Output
Valid
Parameter
ELQV
- t
GLQV
after the falling edge of E without increasing t
Condition
E = V
E = V
E = V
G = V
G = V
G = V
G = V
G = V
G = V
G = V
E = V
E = V
E = V
E = V
Test
IL
IL
IL
IL
IL
IL
IL
IL
IL
IL
IL
IL
IL
IL
,
,
,
V
CC
Min
500
90
50
0
0
0
0
0
C
= 3.0V to 3.6V
L
M29W400T / M29W400B
= 30pF
-90
ELQV
Max
90
90
35
30
30
10
50
50
.
5
V
CC
Min
100
500
50
0
0
0
0
0
C
= 2.7V to 3.6V
L
-100
= 30pF
Max
100
100
40
30
30
10
50
50
5
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s