M36DR432BD ST Microelectronics, M36DR432BD Datasheet - Page 37

• Manufacturer Part Number: M36DR432BD
• Description: 32 Mbit 2Mb x16 / Dual Bank / Page Flash Memory and 4 Mbit 256Kb x16 SRAM / Multiple Memory Product
• Manufacturer: ST Microelectronics

Table 22. Flash Data Polling and Toggle Bits AC Characteristics
Note: All other timings are defined in Read AC Characteristics
Figure 15. Flash Data Polling Flowchart
Symbol
t
t
t
t
WHQ7V
t
EHQ7V
Q7VQV
WHQV
EHQV
at VALID ADDRESS
NO
Write Enable High to DQ7 Valid (Program, WF Controlled)
Write Enable High to DQ7 Valid (Block Erase, WF Controlled)
Chip Enable High to DQ7 Valid (Program, EF Controlled)
Chip Enable High to DQ7 Valid (Block Erase, EF Controlled)
Q7 Valid to Output Valid (Data Polling)
Write Enable High to Output Valid (Program)
Write Enable High to Output Valid (Block Erase)
Chip Enable High to Output Valid (Program)
Chip Enable High to Output Valid (Block Erase)
READ DQ5 & DQ7
READ DQ7
START
DATA
DATA
DQ7
DQ5
DQ7
FAIL
= 1
=
=
YES
NO
NO
YES
YES
PASS
Parameter
AI06197
Figure 16. Flash Data Toggle Flowchart
M36DR432AD, M36DR432BD
NO
DQ5 & DQ6
READ DQ6
TOGGLES
TOGGLES
START
Min
READ
0.8
0.8
0.8
0.8
FAIL
DQ6
DQ5
DQ6
8
8
8
8
= 1
M36DR432AD,
M36DR432BD
=
=
YES
YES
YES
NO
NO
Max
100
100
100
100
4
4
0
4
4
PASS
AI06198
Unit
37/52
µs
µs
ns
µs
µs
s
s
s
s