User manual

RS232-ADC16/24
8.5 Power consumption
Power consumption depends on SYSCLK settings, ADC decimation ration and
the device's busy cycle. If no commands have to be processed idle mode is
entered resulting in lower power consumption.
Disrupting the RS232 connection will also lead to lower values.
Power consumption
f
SYSCLK
MHz
Idle
mA
Busy
(REG_ADC_DEC = 5)
mA
Busy
(REG_ADC_DEC = 11)
mA
3.0625 8.5 10.0 10.5
6.125 9.3 12.1 13.0
12.25 11.0 15.2 17.7
24.5 14.4 19.0 24.8
49 22.0 27.2 37.6
Data is gathered with V
in
= 5.0 V using a RS232-ADC16 device.
3 6,1 12,2 24,5 49
0
5
10
15
20
25
30
35
40
Power consumption
I in mA (idle)
I in mA (busy 5)
I in mA (busy 11)
CLOCK in MHz
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