SH7750_08 Datasheet, PDF (392/1162 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

Section 10 Clock Oscillation Circuits
When Using a PLL Oscillator Circuit: Separate VDD-CPG and VSS-CPG from the other VDD
and VSS lines at the board power supply source, and insert resistors RCB and RB and bypass
capacitors CPB and CB close to the pins as noise filters.
VDD-PLL1
VSS-PLL1
SH7750
SH7750S
SH7750R
VDD-PLL2
VSS-PLL2
RCB1
CPB1
RCB2
CPB2
Recommended values
RCB1 = RCB2 = 10 Ω
CPB1 = CPB2 = 10 μF
RB = 10 Ω
CB = 10 μF
VDD-CPG
VSS-CPG
RB
CB
3.3 V
Figure 10.5 Points for Attention when Using PLL Oscillator Circuit
Rev.7.00 Oct. 10, 2008 Page 308 of 1074
REJ09B0366-0700