Electrical characteristics
STM32L100RC
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DocID024995 Rev 4
dOffset/dT
(1)
Offset error temperature
coefficient (code 0x800)
V
DDA
=
3.3V
V
REF+
=
3.0V
T
A
= 0 to 50
°
C
DAC output buffer OFF
-20
-10
0
µV/°C
V
DDA
=
3.3V
V
REF+
=
3.0V
T
A
= 0 to 50
°
C
DAC output buffer ON
0
20
50
Gain
(1)
Gain error
(7)
C
L
≤
50 pF, R
L
≥
5 k
Ω
DAC output buffer ON
-
+0.1 / -0.2%
+0.2 / -0.5%
%
No R
L
, C
L
≤
50 pF
DAC output buffer OFF
-
+0 / -0.2%
+0 / -0.4%
dGain/dT
(1)
Gain error temperature
coefficient
V
DDA
=
3.3V
V
REF+
=
3.0V
T
A
= 0 to 50
°
C
DAC output buffer OFF
-10
-2
0
µV/°C
V
DDA
=
3.3V
V
REF+
=
3.0V
T
A
= 0 to 50
°
C
DAC output buffer ON
-40
-8
0
TUE
(1)
Total unadjusted error
C
L
≤
50 pF, R
L
≥
5 k
Ω
DAC output buffer ON
-
12
30
LSB
No R
L
, C
L
≤
50 pF
DAC output buffer OFF
-
8
12
t
SETTLING
Settling time (full scale:
for a 12-bit code
transition between the
lowest and the highest
input codes till
DAC_OUT reaches final
value ±1LSB
C
L
≤
50 pF, R
L
≥
5 k
Ω
-
7
12
µs
Update rate
Max frequency for a
correct DAC_OUT
change (95% of final
value) with 1 LSB
variation in the input
code
C
L
≤
50 pF, R
L
≥
5 k
Ω
-
-
1
Msps
t
WAKEUP
Wakeup time from off
state (setting the ENx bit
in the DAC Control
register)
(8)
C
L
≤
50 pF, R
L
≥
5 k
Ω
-
9
15
µs
PSRR+
V
DDA
supply rejection
ratio (static DC
measurement)
C
L
≤
50 pF, R
L
≥
5 k
Ω
-
-60 -35
dB
1.
Data based on characterization results.
2.
Connected between DAC_OUT and V
SSA
.
3.
Difference between two consecutive codes - 1 LSB.
Table 57. DAC characteristics (continued)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
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微可Vicor——值得信赖的元器件供应商
http://www.vicor.top/
021-31660491