Dac Electrical Specifications; Table 58. Dac Characteristics - ST STM32L15 QC Series Datasheet

STM32L151xC/C-A STM32L152xC/C-A
6.3.18

DAC electrical specifications

Data guaranteed by design, unless otherwise specified.
Symbol Parameter
V Analog supply voltage
DDA
Reference supply
V
REF+
voltage
V Lower reference voltage
REF-
Current consumption on
(1)
I V supply
DDVREF+ REF+
V = 3.3 V
REF+
Current consumption on
(1)
I V supply
DDA DDA
V = 3.3 V
DDA
R Resistive load
L
(2)
C Capacitive load
L
R Output impedance
O
Voltage on DAC_OUT
V
DAC_OUT
output
Differential non
(1)
DNL
(3)
linearity
(1)
INL Integral non linearity
Offset error at code
(1)
Offset
(5)
0x800
Offset error at code
(1)
Offset1
(6)
0x001

Table 58. DAC characteristics

Conditions
-
V must always be below
REF+
V
DDA
-
No load, middle code (0x800)
No load, worst code (0x000)
No load, middle code (0x800)
No load, worst code (0xF1C)
Connected to
V
DAC output
SSA
buffer ON
Conected to
V
DDA
DAC output buffer ON
DAC output buffer OFF
DAC output buffer ON
DAC output buffer OFF
C ≤ 50 pF, R ≥ 5 kΩ
L L
DAC output buffer ON
≤ 50 pF
No R , C
L L
DAC output buffer OFF
≤ 50 pF, R ≥ 5 kΩ
C
L L
DAC output buffer ON
(4)
≤ 50 pF
No R , C
L L
DAC output buffer OFF
C ≤ 50 pF, R ≥ 5 kΩ
L L
DAC output buffer ON
≤ 50 pF
No R , C
L L
DAC output buffer OFF
≤ 50 pF
No R , C
L L
DAC output buffer OFF
DS10262 Rev 8
Electrical characteristics
Min Typ
1.8 -
1.8 -
V
SSA
- 130
- 220
- 210
- 320
5 -
25 -
- -
12 16
0.2 - V
DDA
V
REF+
0.5 -
1LSB
- 1.5
- 1.5
- 2
- 2
- ±10
- ±5
- ±1.5
Max Unit
3.6
V
3.6
220
350
µA
320
520
-
kΩ
-
50 pF
20 kΩ
– 0.2 V
–
mV
3
3
4
LSB
4
±25
±8
±5
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