Renesas SH7781 用户手册
32. Electrical Characteristics
Rev.1.00 Jan. 10, 2008 Page 1567 of 1658
REJ09B0261-0100
32.3
AC Characteristics
In principle, this LSI's input should be synchronous. Unless specified otherwise, ensure that the
setup time and hold times for each input signal are observed.
setup time and hold times for each input signal are observed.
Table 32.5 Clock Timing
Item Symbol
Min.
Typ.
Max.
Unit
CPU, FPU, cache, TLB
f
1
603
MHz
DDR2-SDRAM bus
200
302
External bus
1 101
Operating
frequency
frequency
PCI bus
DC
67
Peripheral modules
1 51