MC9S12A128 MOTOROLA [Motorola, Inc], MC9S12A128 Datasheet - Page 37

• Manufacturer Part Number: MC9S12A128
• Description: Microcontroller unit (MCU)
• Manufacturer: MOTOROLA [Motorola, Inc]

Mnemonic
V
V
V
V
V
V
V
V
V
V
V
REGEN
DDPLL
DD1, 2
V
SSPLL
SS1, 2
V
DDR
SSR
DDX
DDA
SSX
SSA
RH
RL
Table 2-2 MC9S12A128 Power and Ground Connection Summary
112-pin QFP
Pin Number
13, 65
14, 66
107
106
41
40
83
86
85
84
43
45
97
Nominal
Voltage
2.5 V
5.0 V
5.0 V
5.0 V
5.0 V
2.5 V
0 V
0 V
0 V
0 V
0 V
0V
5V
Internal power and ground generated by internal regulator
External power and ground, supply to pin drivers and internal
External power and ground, supply to pin drivers.
Operating voltage and ground for the analog-to-digital
Reference voltages for the analog-to-digital converter.
Provides operating voltage and ground for the Phased-Locked
Internal Voltage Regulator enable/disable
voltage regulator.
converters and the reference for the internal voltage regulator,
allows the supply voltage to the A/D to be bypassed
independently.
Loop. This allows the supply voltage to the PLL to be
bypassed independently. Internal power and ground
generated by internal regulator.
Description
MC9S12A128 Device Guide — V01.01
37