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M29F400BT Datasheet(PDF) 14 Page - STMicroelectronics

Part No. M29F400BT
Description  4 Mbit 512Kb x8 or 256Kb x16, Boot Block Single Supply Flash Memory
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M29F400BT Datasheet(HTML) 14 Page - STMicroelectronics

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Figure 8. Read Mode AC Waveforms
AI02907
tAVAV
tAVQV
tAXQX
tELQX
tEHQZ
tGLQV
tGLQX
tGHQX
VALID
A0-A17/
A–1
G
DQ0-DQ7/
DQ8-DQ15
E
tELQV
tEHQX
tGHQZ
VALID
tBHQV
tELBL/tELBH
tBLQZ
BYTE
Table 14. Read AC Characteristics
(TA = 0 to 70°C, –40 to 85°C or –40 to 125°C)
Note: 1. Sampled only, not 100% tested.
Symbol
Alt
Parameter
Test Condition
M29F400B
Unit
45
55
70 / 90
tAVAV
tRC
Address Valid to Next Address Valid
E = VIL,
G = VIL
Min
45
55
70
ns
tAVQV
tACC
Address Valid to Output Valid
E = VIL,
G = VIL
Max
455570
ns
tELQX
(1)
tLZ
Chip Enable Low to Output
Transition
G = VIL
Min
0
0
0
ns
tELQV
tCE
Chip Enable Low to Output Valid
G = VIL
Max
455570
ns
tGLQX
(1)
tOLZ
Output Enable Low to Output
Transition
E = VIL
Min
0
0
0
ns
tGLQV
tOE
Output Enable Low to Output Valid
E = VIL
Max
253030
ns
tEHQZ
(1)
tHZ
Chip Enable High to Output Hi-Z
G = VIL
Max
151820
ns
tGHQZ
(1)
tDF
Output Enable High to Output Hi-Z
E = VIL
Max
151820
ns
tEHQX
tGHQX
tAXQX
tOH
Chip Enable, Output Enable or
Address Transition to Output
Transition
Min
0
0
0
ns
tELBL
tELBH
tELFL
tELFH
Chip Enable to BYTE Low or High
Max
5
5
5
ns
tBLQZ
tFLQZ
BYTE Low to Output Hi-Z
Max
15
15
20
ns
tBHQV
tFHQV
BYTE High to Output Valid
Max
30
30
30
ns


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