M16C62P_06 Datasheet, PDF (377/421 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

M16C/62P Group (M16C/62P, M16C/62PT)
24. Precautions
24.4 PLL Frequency Synthesizer
Stabilize supply voltage so that the standard of the power supply ripple is met.
Symbol
f(ripple)
VP-P(ripple)
VCC(|∆V /∆T|)
Parameter
Power supply ripple allowable frequency (VCC1)
Power supply ripple allowable
(VCC1=5V)
amplitude voltage
(VCC1=3V)
Power supply ripple rising / falling (VCC1=5V)
gradient
(VCC1=3V)
Standard
Min. Typ. Max.
10
0.5
0.3
0.3
0.3
Unit
kHz
V
V
V/ms
V/ms
f(ripple)
Power supply ripple allowable frequency
(VCC1)
Vp-p(ripple)
Power supply ripple allowable
amplitude voltage
VCC1
Figure 24.2 Timing of Voltage Fluctuation
f(ripple)
Vp-p(ripple)
Rev.2.41 Jan 10, 2006 Page 362 of 390
REJ09B0185-0241