Chapter 10 Analog-to-Digital Converter (ADC12B_LBA_V1)
S12ZVHY/S12ZVHL Family Reference Manual Rev. 1.05
360
Freescale Semiconductor
10.3
Signal Description
This section lists all inputs to the ADC12B_LBA block.
10.3.1
Detailed Signal Descriptions
10.3.1.1
AN
x
(
x
=
n
,..., 2, 1, 0)
This pin serves as the analog input Channel
x.
The maximum input channel number is
n
. Please refer to
the device reference manual for the maximum number of input channels.
10.3.1.2
VRH_0, VRH_1, VRL_0, VRL_1
VRH_0/1 are the high reference voltages, VRL0/1 are the low reference voltages for a ADC conversion
selectable on a conversion command basis. Please refer to the device reference manual for availability and
connectivity of these pins.
10.3.1.3
VDDA, VSSA
These pins are the power supplies for the analog circuitry of the ADC12B_LBA block.
