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EFM32WG332 Datasheet, PDF (34/76 Pages) Silicon Laboratories – Operation from backup battery when main power drains out
◁
Symbol
SNRADC
SINADADC
...the world's most energy friendly microcontrollers
Parameter
and ADC core in
NORMAL mode
Condition
Min
Typ
Max
Unit
Startup time of ref-
erence generator
and ADC core in
KEEPADCWARM
mode
1
µs
1 MSamples/s, 12 bit, single
ended, internal 1.25V refer-
ence
59
dB
1 MSamples/s, 12 bit, single
ended, internal 2.5V reference
63
dB
1 MSamples/s, 12 bit, single
ended, VDD reference
1 MSamples/s, 12 bit, differen-
tial, internal 1.25V reference
65
dB
60
dB
1 MSamples/s, 12 bit, differen-
tial, internal 2.5V reference
65
dB
1 MSamples/s, 12 bit, differen-
tial, 5V reference
54
dB
1 MSamples/s, 12 bit, differen-
tial, VDD reference
Signal to Noise Ra-
tio (SNR)
1 MSamples/s, 12 bit, differen-
tial, 2xVDD reference
200 kSamples/s, 12 bit, sin-
gle ended, internal 1.25V refer-
ence
67
dB
69
dB
62
dB
200 kSamples/s, 12 bit, single
ended, internal 2.5V reference
63
dB
200 kSamples/s, 12 bit, single
ended, VDD reference
200 kSamples/s, 12 bit, differ-
ential, internal 1.25V reference
67
dB
63
dB
200 kSamples/s, 12 bit, differ-
ential, internal 2.5V reference
66
dB
200 kSamples/s, 12 bit, differ-
ential, 5V reference
66
dB
200 kSamples/s, 12 bit, differ-
63
66
dB
ential, VDD reference
200 kSamples/s, 12 bit, differ-
ential, 2xVDD reference
70
dB
1 MSamples/s, 12 bit, single
ended, internal 1.25V refer-
ence
58
dB
SIgnal-to-Noise
And Distortion-ratio
(SINAD)
1 MSamples/s, 12 bit, single
ended, internal 2.5V reference
1 MSamples/s, 12 bit, single
ended, VDD reference
1 MSamples/s, 12 bit, differen-
tial, internal 1.25V reference
62
dB
64
dB
60
dB
2014-06-13 - EFM32WG332FXX - d0191_Rev1.40
34
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