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Renesas SH7781 User Manual

Page 787

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15. Clock Pulse Generator (CPG)

Rev.1.00 Jan. 10, 2008 Page 757 of 1658

REJ09B0261-0100

CB1

RCB1

CPB1

CB2

RCB2

CPB2

CB3

RCB3

CPB3

CB4

RCB4

CPB4

CB5

RCB5

CPB5

Power supply 1

Power supply 2

SH7785

VDD-PLL1

VSS-PLL1

VDDA-PLL1

VSSA-PLL1

VDDQ-PLL1

VSSQ-PLL1

VDD-PLL2

VSS-PLL2

VDDQ-PLL2

VSSQ-PLL2

Recommended values: RCB1 = RCB2 = RCB3 = RCB4 = RCB5 = 10

Ω

CPB1 = CPB2 = CPB3 = CPB4 = CPB5 = 10

μF (Tantalum capacitor)

CB1 = CB2 = CB3 = CB4 = CB5 = 0.1

μF

Figure 15.5 Note on Using a PLL Oscillator Circuit