mc9s12vr48 Freescale Semiconductor, Inc, mc9s12vr48 Datasheet - Page 36

• Manufacturer Part Number: mc9s12vr48
• Description: S12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Device Overview MC9S12VR-Family
1.7.3.6
VSUP is the 12V/18V shared supply voltage pin for the on chip voltage regulator.
1.7.3.7
VSUPHS is the 12V/18V shared supply voltage pin for the high-side drivers.
1.7.3.8
1.8
MC9S12VR-Familyis available in 48-pin package and 32-pin package. Signals in parentheses in
Figure 1-3. and Figure 1-4. denote alternative module routing options.
36
Mnemonic
VSUPHS
LSGND
VDDX1
VSSX1
VDDX2
VSSX2
VDDA
LGND
VSUP
VSSA
VSS
Device Pinouts
VSUP — Voltage Supply Pin for Voltage Regulator
VSUPHS — Voltage Supply Pin for High-Side Drivers
Power and Ground Connection Summary
Nominal Voltage
12V/18V
12V/18V
5.0 V
5.0 V
5.0 V
0V
0V
0V
0V
0V
0V
Table 1-6. Power and Ground Connection Summary
Ground pin for 1.8V core supply voltage generated by on chip voltage regulator
5V power supply output for I/O drivers generated by on chip voltage regulator
Ground pin for I/O drivers
5V power supply output for I/O drivers generated by on chip voltage regulator
Ground pin for I/O drivers
External power supply for the analog-to-digital converter and for the reference circuit of the
internal voltage regulator
Ground pin for VDDA analog supply
Ground pin for LIN physical
Ground pin for low-side driver
External power supply for voltage regulator
External power supply for high-side driver
MC9S12VR Family Reference Manual,
Preliminary - Subject to Change Without Notice
Description
Rev. 2.2
Freescale Semiconductor