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TC65 Terminal Hardware Interface Description
Confidential / Released
5.11
Characteristics of the ADC Interface
Table 37: Characteristics of the ADC interface
Function
Signal name
ADC1_IN_P
ADC1_IN_N
ADC2_IN_P
ADC2_IN_N
Analog/
Digital
Converter
balanced
input
5.12
Characteristics of the RTC Supply
Table 38: Characteristics of the RTC supply
Function
Signal name
RTC
BACKUP
backup
TC65 Terminal_HD_V02.000b
IO
Signal form and level
gle ended or differential input
Sin
voltage
ADCx_IN_N = GND or negative
voltage
ADCx_IN_P = positive voltage
VI min = 0V
VI max = 5V
Ri single ended
Ri balanced
Cut-off-frequency, fg
Common-mode rejection ratio,
CMRR > 50dB
Inaccuracy
Linear error
Temperature error ±1mV
Burst e
rror
IO
Signal form and level
V
max = 4.7V
IN
Module power down
V
min=2.6V at Imax = 25µA
IN
I/O
Module active
V
=<3.6V I
= 0µA
IN
IN
V
=>3.7V I
= 25µA
IN
IN
Page 59 of 65
Comment
ADC1_IN and ADC2_IN
are balanced lines and
≈ 600kOhm
multiplexed with an analog
≈ 1200kOhm
switch.
= 70Hz
Both inputs are filtered by
a low pass
±1mV
±1mV
±1mV
Comment
If unused, keep pin open.
s
19.02.2007
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