M36W432BG ST Microelectronics, M36W432BG Datasheet - Page 44

• Manufacturer Part Number: M36W432BG
• Description: 32 Mbit 2Mb x16 / Boot Block Flash Memory and 4 Mbit 256Kb x16 SRAM / Multiple Memory Product
• Manufacturer: ST Microelectronics

M36W432TG, M36W432BG
Figure 21. SRAM Write AC Waveforms, E1
Note: 1. W
44/66
2. If E1
3. The I/O pins are in output mode and input signals must not be applied.
impedance). If E1
S
, E1
G
A0-A17
E1
E2
W
UB
DQ0-DQ15
S
S
, E2
S
S
S
S
S
, LB
, E2
S
and W
S
S
, UB
S
S
S
, E2
and/or LB
are deasserted at the same time, DQ0-DQ15 remain high impedance.
tGHQZ
S
and W
S
must be asserted to initiate a write cycle. Output Enable (G
S
Note 3
are deasserted at the same time, DQ0-DQ15 remain high impedance.
tAVE2H
tAVE1L
S
Controlled
tAVE1H
tAVE2L
tAVAV
VALID
tBLE1H
tBLE2L
tWLE1H
tWLE2L
tDVE1H
tDVE2L
tE1LE1H
tE2HE2L
INPUT VALID
S
tE1HDZ
) = Low (otherwise, DQ0-DQ15 are high
tE2LDZ
tE1HAX
tE2LAX
AI07945