MC9S12XDP512CFU
Model | MC9S12XDP512CFU |
Description | 16-BIT, FLASH, 40MHz, MICROCONTROLLER, PQFP80 |
PDF file | Total 1348 pages (File size: 8M) |
Chip Manufacturer | PHILIPS |
Appendix C Recommended PCB Layout
Table C-1. Recommended Decoupling Capacitor Choice
Component
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
R1
Q1
Purpose
V
DD1
filter capacitor
V
DD2
filter capacitor
V
DDA
filter capacitor
V
DDR
filter capacitor
V
DDPLL
filter capacitor
V
DDX
filter capacitor
OSC load capacitor
OSC load capacitor
PLL loop filter capacitor
PLL loop filter capacitor
V
DDX
filter capacitor
V
DDX
filter capacitor
PLL loop filter resistor
Quartz
X7R/tantalum
X7R/tantalum
—
>=100 nF
>=100 nF
—
See PLL specification chapter
Type
Ceramic
Ceramic X7R
Ceramic X7R
X7R/tantalum
Ceramic X7R
X7R/tantalum
Value
220 nF
220 nF
>=100 nF
>=100 nF
220 nF
>=100 nF
Comes from crystal manufacturer
See PLL specification chapter
MC9S12XDP512 Data Sheet, Rev. 2.21
Freescale Semiconductor
1295