M29F400BB STMICROELECTRONICS [STMicroelectronics], M29F400BB Datasheet - Page 31

• Manufacturer Part Number: M29F400BB
• Description: 4 Mbit (512Kb x8 or 256Kb x16, Boot Block) single supply Flash memory
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M29F400BT, M29F400BB
Figure 8.
Table 12.
1. TA = 0 to 70°C, –40 to 85°C or –40 to 125°C
2. Sampled only, not 100% tested.
Symbol
t
A0-A17/
A–1
E
G
DQ0-DQ7/
DQ8-DQ15
BYTE
t
t
t
GHQZ
GLQX
EHQZ
ELQX
t
t
t
t
t
t
t
t
t
t
t
GHQX
GLQV
EHQX
AXQX
BHQV
AVQV
ELQV
ELBH
BLQZ
AVAV
ELBL
(2)
(2)
(2)
(2)
t
t
t
t
t
FHQV
t
ELFH
FLQZ
ELFL
t
ACC
t
t
t
Alt
OLZ
t
t
t
OH
RC
CE
OE
HZ
DF
LZ
Read mode AC waveforms
Read AC characteristics
tELBL/tELBH
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 Hi-Z
Output Enable High to Output Hi-Z
Chip Enable, Output Enable or
Address Transition to Output
Transition
Chip Enable to BYTE Low or High
BYTE Low to Output Hi-Z
BYTE High to Output Valid
Parameter
tAVQV
tBHQV
tELQX
tELQV
tGLQX
tGLQV
(1)
tAVAV
VALID
E = V
E = V
G = V
G = V
G = V
G = V
G = V
E = V
E = V
E = V
Condition
Test
IL
IL
IL
IL
IL
IL
IL
IL
IL
IL
,
,
tBLQZ
Max
Max
Max
Max
Max
Max
Max
Max
Min
Min
Min
Min
VALID
45
45
45
45
25
15
15
15
30
0
0
0
5
DC and AC parameters
tGHQX
tGHQZ
M29F400B
55
55
55
55
30
18
18
15
30
0
0
0
5
tEHQZ
70 / 90
20
70
70
70
30
20
20
30
0
0
0
5
tEHQX
tAXQX
AI02907
31/40
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns