EFM32G Data Sheet
Electrical Characteristics
4.11 Digital Analog Converter (DAC)
Table 4.15. DAC
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
VDD voltage reference, single-
ended
0
—
VDD
V
VDACOUT
Output voltage range
VDD voltage reference, differen-
tial
-VDD
—
—
VDD
V
V
Output common mode voltage
range
VDACCM
0
VDD
4001
2001
171
6501
2501
251
500 kSamples/s, 12 bit, internal
1.25 V reference, Continuous
Mode
—
µA
100 kSamples/s, 12 bit, internal
1.25 V reference, Sample/Hold
Mode
—
—
µA
µA
IDAC
Average active current
1 kSamples/s 12 bit, internal
1.25 V reference, Sample/Off
Mode
Sample rate
SRDAC
—
—
—
—
—
2
—
—
—
—
2
500
1000
250
250
—
ksamples/s
kHz
Continuous Mode
Sample/Hold Mode
Sample/Off Mode
fDAC
DAC clock frequency
kHz
kHz
Clock cycles per conversion
Conversion time
CYCDACCONV
tDACCONV
cycles
µs
—
5
—
Settling time
tDACSETTLE
—
—
—
µs
500 kSamples/s, 12 bit, single-
ended, internal 1.25 V reference
58
—
dB
500 kSamples/s, 12 bit, single-
ended, internal 2.5 V reference
—
—
—
—
59
58
58
59
—
—
—
—
dB
dB
dB
dB
500 kSamples/s, 12 bit, differen-
tial, internal 1.25 V reference
SNRDAC
Signal-to-Noise Ratio (SNR)
500 kSamples/s, 12 bit, differen-
tial, internal 2.5 V reference
500 kSamples/s, 12 bit, differen-
tial, VDD reference
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