HD6413308 Hitachi Semiconductor, HD6413308 Datasheet - Page 296

• Manufacturer Part Number: HD6413308
• Description: Hitachi Single-Chip MicroComputer
• Manufacturer: Hitachi Semiconductor

(4) Write Cycle
Notes: 1. Data are written while CS and WE are both low (t
RS
OE
CS
WE
DDB
3
2. t
3. If CS goes Low at the same time as WE goes Low or after WE goes Low, the output remains in the high-
to RS
7
to DDB
impedance state.
DWR
0
is measured from the rise of CS or WE, whichever rises first.
0
Figure 17-21. Dual-Port RAM Write Timing
t
DAS
t
DAW
288
DWP
t
t
).
DCW
DWP
1*
3*
t
DDW
t
DWR
t
DDH
2*