Comparator; Table 59. Comparator 1 Characteristics; Table 60. Comparator 2 Characteristics - STMicroelectronics STM32L100RC Manual

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STM32L100RC
6.3.20

Comparator

Symbol
V
DDA
R
400K
R
10K
V
IN
t
START
td
Voffset
/dt
d
Voffset
I
COMP1
1. Guaranteed by characterization results, not tested in production.
2. The delay is characterized for 100 mV input step with 10 mV overdrive on the inverting input, the non-
inverting input set to the reference.
3. Comparator consumption only. Internal reference voltage not included.
Symbol
V
DDA
V
IN
t
START
t
d slow
t
d fast
V
offset
dThreshold/
dt
I
COMP2
1. Guaranteed by characterization results, not tested in production.
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Table 59. Comparator 1 characteristics

Parameter
Analog supply voltage
R value
400K
R value
10K
Comparator 1 input
voltage range
Comparator startup time
(2)
Propagation delay
Comparator offset
Comparator offset
variation in worst voltage
stress conditions
(3)
Current consumption

Table 60. Comparator 2 characteristics

Parameter
Analog supply voltage
Comparator 2 input voltage range
Comparator startup time
(2)
Propagation delay in slow mode
(2)
Propagation delay in fast mode
Comparator offset error
Threshold voltage temperature
coefficient
(3)
Current consumption
DocID024995 Rev 4
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(1)
Conditions Min
- 1.65
- -
- -
- 0.6
- -
- -
- -
= 3.6 V
V
DDA
= 0 V
V
IN+
0
= V
V
IN- REFINT
= 25 ° C
T
A
- -
Conditions
-
-
Fast mode
Slow mode
1.65 V ≤ V
DDA
2.7 V ≤ V ≤ 3.6 V
DDA
1.65 V ≤ V
DDA
2.7 V ≤ V ≤ 3.6 V
DDA
= 3.3V
V
DDA
= 0 to 50 ° C
T
A
V- =V ,
REFINT
3/4 V ,
REFINT
1/2 V ,
REFINT
1/4 V .
REFINT
Fast mode
Slow mode
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(1)
Typ Max
3.6
400 -
10 -
- V
DDA
7 10
3 10
±3 ±10
1.5 10
160 260
Min Typ Max
1.65 -
0 - V
- 15
- 20
≤ 2.7 V
- 1.8
- 2.5
≤ 2.7 V
- 0.8
- 1.2
±4
-
- 15
- 3.5
- 0.5
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Unit
V
kΩ
V
µs
mV
mV/1000 h
nA
(1)
Unit
3.6 V
V
DDA
20
25
3.5
µs
6
2
4
±20
mV
ppm
30
/°C
5
µA
2
95/104
96