MC9S12A256B ETC, MC9S12A256B Datasheet - Page 83

• Manufacturer Part Number: MC9S12A256B
• Description: device made up of standard HCS12 blocks and the HCS12 processor core
• Manufacturer: ETC

This module supports single-cycle misaligned word accesses.
Section 18 MSCAN Block Description
There are five MSCAN modules (CAN4, CAN3, CAN2, CAN1 and CAN0) implemented on the
MC9S12DP256B. Consult the MSCAN Block User Guide for information about the Motorola Scalable
CAN Module.
Section 19 Port Integration Module (PIM) Block Description
Consult the PIM_9DP256 Block User Guide for information about the Port Integration Module.
Section 20 Voltage Regulator (VREG) Block Description
Consult the VREG Block User Guide for information about the dual output linear voltage regulator.
The PCB must be carefully laid out to ensure proper operation of the voltage regulator as well as
of the MCU itself. The following rules must be observed:
Component
C10
C11
Q1
C1
C2
C3
C4
C5
C6
C7
C8
C9
R1
Freescale Semiconductor, Inc.
For More Information On This Product,
PLL loop filter cap
PLL loop filter cap
VDDPLL filter cap
PLL loop filter res
VDDR filter cap
VDDA filter cap
VDDX filter cap
VDD1 filter cap
VDD2 filter cap
OSC load cap
OSC load cap
DC cutoff cap
Purpose
Quartz
Go to: www.freescale.com
X7R/tantalum
X7R/tantalum
ceramic X7R
ceramic X7R
ceramic X7R
ceramic X7R
See PLL specification chapter
MC9S12DP256B Device User Guide — V02.14
Type
100 .. 220nF
100 .. 220nF
>=100nF
>=100nF
100nF
100nF
Value
83