SH7764 Datasheet, PDF (1642/1752 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC Engine Family SH-4A Series

Section 33 Electrical Characteristics
33.4.3 Bus Timing
Table 33.14 Bus Timing
Conditions: 3.3-V power supply= 3.0 to 3.6 V, 1.2-V power supply= 1.15 to 1.35,
Ta = –20 to 85°C, –40 to 85°C
Item
Address delay time
BS delay time
CSn delay time
R/W delaytime
RD delay time
Read data setup time
Symbol Min.
tAD
1.0
tBSD
1.0
tCSD
1.0
tRWD
1.0
tRSD
1.0
tRDS
3.0
Max.
7.0
7.0
7.0
7.0
7.0

Unit Figure
ns 33.8 to 33.11
ns
ns
ns
ns
ns
Read data hold time
tRDH
1.5

ns
WEn delay time (falling edge)*
tWEDF

7.0
WEn delay time
TWED1
1.0
7.0
Write data delay time
tWDD
1.0
7.0
RDY setup time
tRDYS
3.0

RDY hold time
tRDYH
1.5

RAS delay time
tRASD
1.0
7.0
CAS delay time
tCASD
1.0
7.0
CKE delay time
tCKED
1.0
7.0
DQM delay time
tDQMD
1.0
7.0
Note: This indicates the delay time for the CLKOUT rising-edge.
ns
ns
ns
ns 33.9, 33.10
ns
ns 33.12 to 33.23
ns
ns
ns
Rev. 1.00 Nov. 22, 2007 Page 1586 of 1692
REJ09B0360-0100