TC1797_14 Datasheet, PDF (142/192 Pages) Infineon Technologies AG – 32-Bit Single-Chip Microcontroller

TC1797
Electrical Parameters
5.2.2 Analog to Digital Converters (ADC0/ADC1/ADC2)
All ADC parameters are optimized for and valid in the range of V_DDM = 5V ± 5%.
Table 11 ADC Characteristics (Operating Conditions apply)
Parameter
Analog supply
voltage
Symbol
Min.
V_DDM SR 4.75
3.13
V_DD SR 1.42
Values
Typ. Max.
5
5.25 ¹⁾
3.3 3.47
1.5 1.58²⁾
Unit
V
V
V
Note /
Test Condition
–
–
Power supply for
ADC digital part,
internal supply
Analog ground V_SSM SR -0.1
voltage
–
0.1
V–
Analog reference V_{AREFx SR} V_AGNDx+1 V_DDM V_DDM+ V
–
voltage¹⁶⁾
V
0.05
1)3)4)
Analog reference V_AGNDx SR V_SSMx -
ground¹⁶⁾
0.05V
Analog input
voltage range
V_AIN SR V_AGNDx
Analog reference V_AREFx-
V_DDM/2
voltage range⁵⁾¹⁶⁾ V_AGNDx SR
Converter Clock f_ADC SR 1
Internal ADC
clocks
f_ADCI CC 0.5
Sample time
t_S
CC 2
Total unadjusted TUE⁶⁾ CC –
error⁵⁾
–
DNL error^{9) 5)}
–
EA_DNL
–
CC
INL error⁹⁾⁵⁾
EA_INL
–
CC
0
V_AREF - V
–
1V
–
V_AREFx V
–
–
V_DDM + V
–
0.05
– 90
MHz –
– 10
MHz –
– 257
– ±4
– ±2
– ±1
±1.5 ±3.0
±1.5 ±3.0
TAD
CI
LSB
LSB
LSB
LSB
LSB
–
12-bit conversion,
without noise⁷⁾⁸⁾
10-bit conversion⁸⁾
8-bit conversion⁸⁾
12-bit conversion
without noise⁸⁾¹⁰⁾
12-bit convesion
without noise⁸⁾¹⁰⁾
Data Sheet
138
V1.3, 2014-08