TC1791 Datasheet, PDF (106/153 Pages) Infineon Technologies AG – 32-Bit Single-Chip Microcontroller

TC1791
Electrical ParametersDC Parameters
5.2.2 Analog to Digital Converters (ADCx)
ADC parameter are valid for V_{DD / DDAF} = 1.235 V to 1.365 V; V_DDM = 4.5 V to 5.5 V.
Table 27 ADC Parameters
Parameter
Symbol
Min.
Switched capacitance at C_AINSW −
the analog voltage inputs¹⁾ CC
Total capacitance of an
analog input
C_AINTOT −
CC
Switched capacitance at
the positive reference
voltage input²⁾³⁾
C_AREFSW −
CC
Total capacitance of the C_AREFTO −
voltage reference inputs²⁾ _T CC
Differential Non-Linearity EA_DNL -3
Error^4)5)6)7)
CC
Gain Error^4)5)6)7)
EA_GAIN -3.5
CC
Integral Non-
Linearity^4)5)6)7)
EA_INL -3
CC
Offset Error^4)5)6)7)
EA_OFF -4
CC
Converter clock
Internal ADC clock
Charge consumption per
conversion
f_ADC SR 4
f_ADCI CC 1
1
1
Q_CONV 70
CC
Values
Typ. Max.
9
20
Unit Note /
Test Condition
pF
20
30
pF
15
30
pF
20
40
pF
−
−
−
−
−
−
−
−
85¹¹⁾
3
3.5
3
4
100
18
18
20¹⁰⁾
100
LSB ADC
resolution= 12-
bit ^{8) 9)}
LSB ADC
resolution= 12-
bit ^{8) 9)}
LSB ADC
resolution= 12-
bit ^{8) 9)}
LSB ADC
resolution= 12-
bit ^{8) 9)}
MHz f_ADC= f_FPI
MHz ADC0
MHz ADC1
MHz ADC2
pC charge needs to
be provided via
V_AREF0
Data Sheet
99
V 1.1, 2014-05