SH7785 Datasheet, PDF (1625/1692 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

32. Electrical Characteristics
MDQS[3:0] (solid line)
HiZ
MDQS[3:0] (dotted line)
t_RDQSH
t_RPST
HiZ
t_RPRE
t_RDQSL
Figure 32.29 Restriction of MDQS Input Waveform (Read)
MCK0, MCK1 (solid line)
MCK0, MCK1 (dotted line)
MCKE, MCS,
MRAS, MCAS,
MWE, MBA[2:0],
MA[14:0]
WRITE
Command
WL = CL - 1
t_WDQSS (min)
MDQS[3:0] (solid line)
MDQS[3:0] (dotted line)
HiZ
HiZ
tWDQSS (Min.)
MDQS[3:0] (solid line)
MDQS[3:0] (dotted line)
tWDQSS (Max.)
t_WDQSS (max)
HiZ
t_WDSH
t_{WDSS tWDSH}
t_WDSS
HiZ
t_WDSH
t_WDSH
t_WDSS
t_WDSS
Figure 32.30 MDQS Output Waveform to MCK (Write)
t_WDQSH
MDQS[3:0] (solid line)
HiZ
HiZ
MDQS[3:0] (dotted line)
t_WPRE
t_WDQSL
t_WPST
Figure 32.31 MDQS Output Waveform (Write)
Rev.1.00 Jan. 10, 2008 Page 1595 of 1658
REJ09B0261-0100