EFM32-G890-SK-F128 Energy Micro, EFM32-G890-SK-F128 Datasheet - Page 41

• Manufacturer Part Number: EFM32-G890-SK-F128
• Description: MCU, CORTEX-M3, EFM32-G890 SAMPLE-PK
• Manufacturer: Energy Micro

Specifications of EFM32-G890-SK-F128

• Controller Family/series: ARM Cortex-M3
• Core Size: 32bit
• Interface: I2C, SPI, UART
• Peripherals: ADC, ACMP, DAC, DMA, POR, RTC
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.11 Digital Analog Converter (DAC)
2010-12-17 - d0009_Rev1.20
Figure 3.34. ADC Temperature sensor readout
Table 3.15. DAC
Symbol
V
V
I
SR
f
CYC
t
t
SNR
DAC
DAC
DACCONV
DACSETTLE
DACOUT
DACCM
DAC
2600
2500
2400
2300
2200
2100
DACCONV
DAC
–40
–25 –15
Parameter
Output voltage range
Output common mode volt-
age range
Active current including ref-
erences for 2 channels
Sample rate
DAC clock frequency
Clock cyckles per conver-
sion
Conversion time
Settling time
Signal to Noise Ratio
(SNR)
–5
5
Tem perature [°C]
15
25
35
45
55
65
Condition
VDD voltage reference, single
ended
VDD voltage reference, differ-
ential
500 kSamples/s, 12bit
100 kSamples/s, 12 bit
1 kSamples/s 12 bit
Continuous Mode
Sample/Hold Mode
Sample/Off Mode
500 kSamples/s, 12 bit, sin-
gle ended, internal 1.25V ref-
erence
500 kSamples/s, 12 bit, sin-
gle ended, internal 2.5V refer-
ence
500 kSamples/s, 12 bit, dif-
ferential, internal 1.25V refer-
ence
Vdd= 1.8
Vdd= 3
Vdd= 3.8
75
85
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41
Min
-V
DD
0
0
2
Typ
www.energymicro.com
400
200
38
58
59
58
2
5
Max
1000 kHz
V
V
V
500 ksam-
250 kHz
250 kHz
DD
DD
DD
Unit
V
V
V
µA
µA
µA
ples/s
µs
µs
dB
dB
dB