HD6417034B RENESAS [Renesas Technology Corp], HD6417034B Datasheet - Page 528

• Manufacturer Part Number: HD6417034B
• Description: 32-Bit RISC Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 20 Electrical Characteristics
Rev. 7.00 Jan 31, 2006 page 502 of 658
REJ09B0272-0700
Notes: 1. For t
WRH, WRL,
AD15–AD0
WR (Write)
AD15–AD0
RD (Read)
DPH, DPL
HBS, LBS
DPH, DPL
A21–A0
DACK0
DACK1
DACK0
DACK1
2. For t
3. t
(Read)
(Write)
(Write)
(Write)
(Read)
instead of t
CSn
RDH
CK
RDAC2
ACC2
is measured from A21-A0, CSn, or RD, whichever is negated first.
, use t
, use t
cyc
Figure 20.22 Basic Bus Cycle: Two-State Access
t
CSD1
t
AD
t
cyc
RDD
(n + 2) – t
cyc
(n + 2) – 44 instead of t
(n + 1.65) – 35 (for 35% duty) or t
T
1
t
t
t
RDD
DACD1
WSD1
DACD3
t
WDD1
t
WPDD1
– t
RDS
t
ACC2
.
*2
t
RDAC2
cyc
*1
(n + 2) – t
T
2
t
t
WSD2
DACD3
cyc
AD
t
(n + 1.5) – 35 (for 50% duty)
RDS
(or t
CSD1
t
t
t
WDH
t
CSD2
WPDH
RSD
t
DACD2
) – t
RDS
t
RDH
.
*3