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TC1797 Datasheet, PDF (141/190 Pages) Infineon Technologies AG – 32-Bit Single-Chip Microcontroller | |||
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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 VDDM = 5V ± 5%.
Table 11 ADC Characteristics (Operating Conditions apply)
Parameter
Analog supply
voltage
Symbol
Min.
VDDM SR 4.75
3.13
VDD SR 1.42
Values
Typ. Max.
Unit Note /
Test Condition
5
5.25 1) V
â
3.3 3.47 V â
1.5 1.582) V
Power supply for
ADC digital part,
internal supply
Analog ground VSSM SR -0.1
voltage
â 0.1
Vâ
Analog reference VAREFx SR VAGNDx+1 VDDM VDDM+ V
â
voltage16)
V
0.05
1)3)4)
Analog reference VAGNDx SR VSSMx -
ground16)
0.05V
Analog input
voltage range
VAIN SR VAGNDx
Analog reference VAREFx-
VDDM/2
voltage range5)16) VAGNDx SR
Converter Clock fADC SR 1
Internal ADC
clocks
fADCI CC 0.5
Sample time
tS
CC 2
Total unadjusted TUE6) CC â
error5)
â
â
DNL error9) 5)
EADNL
â
CC
INL error9)5)
EAINL
â
CC
0
VAREF - V
â
1V
â
VAREFx V
â
â
VDDM + V
â
0.05
â 90
MHz â
â 10
MHz â
â 257
â ±4
â ±2
â ±1
±1.5 ±3.0
±1.5 ±3.0
TAD
CI
LSB
LSB
LSB
LSB
LSB
â
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
137
V1.1, 2009-04
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