ISD-T360 ETC [List of Unclassifed Manufacturers], ISD-T360 Datasheet - Page 35

• Manufacturer Part Number: ISD-T360
• Description: VoiceDSP Digital Speech Processor with Master/Slave, Full-Duplex Speakerphone, Multiple Flash and ARAM/DRAM Support
• Manufacturer: ETC [List of Unclassifed Manufacturers]

1—HARDWARE
1.
2.
ISD
Memory is disabled; otherwise A0–A15.
This cycle may be either TI (Idle) or T1 of any non-DRAM bus cycle. If the next bus cycle is to DRAM, T3 is followed by
three TI (idle) cycles.
A0–A10 in the IRE environment, when Expansion
CTTL
RAS
CAS
D0-1,
D3-7
D2/RA11
A0-10
A0-15
DWE
(Note 1)
or
t
Df
TI
t
Av
t
Av
Figure 1-28: DRAM Write Cycle Timing
T1
t
t
RASa
RASh
t
Dv
t
t
T2W1 T2W2
DWEa
DWEh
RA11
Row
t
t
Av
Ah
t
Dv
T2W3
t
t
CASh
CASa
Data Out
6xT2W
D2 Out
t
t
DWEia
DWEh
t
t
t
t
T2
RASh
CASia
CASh
RASia
Column
t
Dh
t
t
Dh
Df
t
T3
Df
TI
(Note 2)
TI
1-27