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| SH7730 Datasheet, PDF (1138/1188 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7780 Series | |||
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Section 33 Electrical Characteristics
CKO
A23 to A0
A12/A11*1
CSn
RDWR
RAS
CAS
DQMx
Tp
Tpw
Trr
Trc
Trc
Trc
Trc
tAD1
tAD1
tAD1
tAD1
tCSD1
tCSD1
tCSD1
tCSD1
tAD1
tAD1
tCSD1
tRWD1
tRWD1
tRASD1
tRASD1
tRASD1
tRASD1
tRWD1
tRASD1
tCASD1
tDQMD1
tCASD1
tCASD1
tCASD1
tDQMD1
D15 to D0
(High-Z)
tBSD
BS
CKE
(High)
tDACD
DACKn*2
Notes: 1. Address pin that is connected to A10 of SDRAM.
2. Waveform when active low is specified for DACKn.
Figure 33.30 Auto Refresh Timing of SDRAM (TRP = 2 Cycles)
Rev. 1.00 Sep. 19, 2007 Page 1090 of 1136
REJ09B0359-0100
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