User Manual
683
Rev. 1.1
2019-03-18
TLE984xQX
Microcontroller with LIN and Power Switches for Automotive Applications
Measurement Unit
22.4
10 Bit - 12 Channel ADC Core
The 10 Bit ADC is using Port 2.x as inputs. The configuration possibilities of the input channels is shown below:
22.4.1
10 Bit ADC Channel Allocation
The allocation of the 12 Channels of ADC1 is sketched below:
Figure 185 10 Bit ADC (ADC1) Channel Allocation
• VS Pin Voltage Measurement.
• VBAT_SENSE Pin Voltage Measurement.
• MON1-5 Pin Voltage Measurement.
• P2.x Pin Voltage Measurement.
Table 361 ADC1 Channel Selection and Voltage Ranges
Channel #
Measurement Input Pin
Gain of channel
Vin_FS [V]
@V
BG
0
vsense_vbat_ai
12/256
25.77
1
vsense_vs_ai
12/256
25.77
2
vsense_vmon1_ai
10/256
31.05
3
vsense_vmon2_ai
10/256
31.05
4
vsense_vmon3_ai
10/256
31.05
5
vsense_vmon4_ai
10/256
31.05
6
vsense_vmon5_ai
10/256
31.05
MUX
VS
P2.1
VBAT_SENSE
P2.6
P2.0*
CH10
CH9
CH8
CH7
CH6
CH2
CH1
CH0
CH11
P2.2
P2.3
MON1
MON2
MON3
MON4
CH3
CH4
CH5
VREF
V
BG
A D
VREF
10
P2.7
CH12
MON5*
*MON5 and P2.0 are optional channels and depending on the derivate