
Appendix A Electrical Characteristics
678
MC9S12C-Family / MC9S12GC-Family
Freescale Semiconductor
Rev 01.24
Figure A-10. Voltage Regulator — Chip Power-up and Voltage Drops (not scaled)
A.7.3
Output Loads
A.7.3.1
Resistive Loads
The on-chip voltage regulator is intended to supply the internal logic and oscillator circuits allows no
external DC loads.
A.7.3.2
Capacitive Loads
The capacitive loads are specied in
Table A-24. Ceramic capacitors with X7R dielectricum are required.
Table A-24. Voltage Regulator — Capacitive Loads
Num
Characteristic
Symbol
Min
Typical
Max
Unit
1VDD external capacitive load
CDDext
400
440
12000
nF
2VDDPLL external capacitive load
CDDPLLext
90
220
5000
nF
VLVID
VLVIA
VLVRD
VLVRA
VPORD
LVI
POR
LVR
t
V
VDDA
VDD
LVI enabled
LVI disabled due to LVR