3 ac characteristics – Renesas SH7781 User Manual

Page 1597

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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.

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

PCI bus

DC

67

Peripheral modules

1 51

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