STM32L072X8 Datasheet, PDF (104/147 Pages) STMicroelectronics – Ultra-low-power 32-bit MCU ARM-based Cortex-M0+, up to 192KB Flash, 20KB SRAM, 6KB EEPROM, USB, ADC, DACs

Electrical characteristics
STM32L072xx
6.3.16
DAC electrical specifications
Data guaranteed by design, not tested in production, unless otherwise specified.
Symbol
Table 67. DAC characteristics
Parameter
Conditions
Min
Typ
Max
Unit
V_DDA
Analog supply voltage
-
1.8
-
3.6
V
V_REF+
Reference supply voltage
V_REF+ must always be
below V_DDA
1.8
-
3.6
V
V_REF-
Lower reference voltage
-
V_SSA
V
I_DDVREF+(1)
Current consumption on V_REF+
supply
V_REF+ = 3.3 V
No load, middle code
(0x800)
No load, worst code
(0x000)
-
-
130
220
220
µA
350
I_DDA ⁽²⁾
No load, middle code
Current consumption on V_{DDA (0x800)}
-
supply, 
V_DDA = 3.3 V
No load, worst code
(0xF1C)
-
R_L(3)
C_L(3)
Resistive load
Capacitive load
5
-
DAC output buffer on
-
-
R_O
Output impedance
DAC output buffer off
12
16
µA
-
k
50
pF
20
k
V_{DAC_OUT}
DAC output buffer ON 0.2
Voltage on DAC_OUT output
DAC output buffer OFF 0.5
-
V_DDA – 0.2 V
-
V_REF+ –
1LSB
mV
DNL⁽²⁾
INL⁽²⁾
Offset⁽²⁾
Offset1⁽²⁾
Differential non linearity⁽⁴⁾
C_L  50 pF, R_L  5 k
DAC output buffer on
-
No R_LOAD, C_L  50 pF
DAC output buffer off
-
Integral non linearity⁽⁵⁾
C_L  50 pF, R_L  5 k
DAC output buffer on
-
No R_LOAD, C_L  50 pF
DAC output buffer off
-
Offset error at code 0x800 ⁽⁶⁾
C_L  50 pF, R_L  5 k
DAC output buffer on
-
No R_LOAD, C_L  50 pF
DAC output buffer off
-
Offset error at code 0x001⁽⁷⁾
No R_LOAD, C_L  50 pF
DAC output buffer off
-
1.5
1.5
2
2
±10
±5
±1.5
3
3
4
4
LSB
±25
±8
±5
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