TC1920 Datasheet, PDF (50/78 Pages) Infineon Technologies AG – 32-Bit Single-Chip Microcontroller

Preliminary
ADC Analog I/O DC Characteristics
TC1920
Parameter
Symbol Limit values
min. typ. max.
Core supply voltage
V_DD
1.71 1.8 1.89
SR
Analog supply voltage
V_DDA
3.0
3.3 3.6
SR
Analog supply ground
Reference voltage³⁾
V_SSA
SR
-0.1 0.0 +0.1
V_AREF 1.5
-
V_DDA+
0.05
Reference ground
V_AGND
V_SSA V_SSA V_SSA
- 0.05
+ 0.05
Analog input voltage
V_A
Internal A/D Converter f_ANA
clock
V_AGND −
0.5
−
V_AREF
3.5
Input leakage current
I_OZ1
-
(analog input)
CC
±200
Input leakage current
I_OZ2
-
( V_AGnd , V_ARef)
CC
Overload current
I_AOV
-2
SR
Overload coupling factor²⁾ k_A
-
±500
+5
1.0x10^-4
1.5x10^-3
Sample time
Conversion time³⁾
t_BC=1/f_BC,
t_DIV=1/f_DIV,
see Figure 17.
t_s CC 4*(CHCON_n.STC+2)*t_BC
t_c CC t_S + 40*t_BC + 2*t_DIV
t_S + 48*t_BC + 2*t_DIV
t_S + 56*t_BC + 2*t_DIV
Unit Test
Conditions
V-
V-
V-
V-
V-
V-
MHz -
nA 0V< V_in <
V_DDA
nA 0V< V_in <
V_DDA
mA ^{1) 5)}
-
I_AOV>0 ³⁾
I_AOV<0
for channel n
for 8- bit
conversion
for 10- bit
conversion
for 12- bit
conversion
Data Sheet
46
V 1.3, 2003-10