Datasheet

Section 22 Electrical Characteristics
Rev.6.00 Sep. 27, 2007 Page 950 of 1268
REJ09B0220-0600
t
WDS
φ
A
23
to A
0
CS
5
to CS
2
(RAS)
CAS
t
RDH
t
PCH
t
AD
t
WDD
T
p
D
15
to D
0
(read)
HWR, (WE)
(write)
D
15
to D
0
(write)
t
CASD
t
AS
t
ACC4
t
WRD2
t
ACC3
T
r
T
c1
T
c2
t
AD
t
ACC6
t
RDS
t
WRD2
t
WCS
t
WCH
t
AH
t
CSD2
t
WDH
t
CSD3
t
CASD
Figure 22.9 DRAM Bus Timing (Not Supported in the H8S/2321)