TC1728 Datasheet, PDF (69/130 Pages) Infineon Technologies AG – 32-Bit Single-Chip Microcontroller

TC1728
Electrical Parameters
5.2.2 Analog to Digital Converters (ADCx)
ADC parameter in Table 21 are valid for V_DD = 1.235 V to 1.365 V; V_DDM = 4.75 V to
5.25 V; T_J = 150°C.
Table 21 5V ADC Parameters
Parameter
Symbol
Min.
Switched capacitance at C_AINSW −
the analog voltage
CC
inputs¹⁾
Total capacitance of an C_AINTOT −
analog input
CC
Switched capacitance at C_AREFSW −
the positive reference
CC
voltage input²⁾³⁾
Total capacitance of the C_AREFTOT −
voltage reference inputs²⁾ CC
Differential Non-Linearity EA_DNL -3
Error^4)5)6)7)
CC
Values
Typ. Max.
9 20
20 30
15 30
20 40
−3
Unit
pF
pF
pF
pF
LSB
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
f_ADC
4
SR
Internal ADC clock
f_ADCI CC 1
Charge consumption per Q_CONV 70
conversion
CC
− 3.5 LSB
−3
LSB
−4
LSB
− 110 MHz
− 20
85¹¹⁾ 100
MHz
pC
Note /
Test Condition
ADC
resolution= 12-
bit
8) 9)
ADC
resolution= 12-
bit ^{8) 9)}
ADC
resolution= 12-
bit^{8) 9)}
ADC
resolution= 12-
bit ^{8) 9)}
f_ADC= f_FPI
10)
charge needs to
be provided via
V_AREF0
Data Sheet
5-23
V1.2, 2014-06