Datasheet

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STM32F37xxx Electrical characteristics
114
6.3.19 Comparator characteristics
Table 64. Comparator characteristics
Symbol Parameter Conditions Min Typ Max
(1)
Unit
V
DDA
Analog supply voltage 2 - 3.6
VV
IN
Comparator input voltage
range
0-V
DDA
V
BG
Scaler input voltage - 1.2 -
V
SC
Scaler offset voltage - ±5 ±10 mV
t
S_SC
Scaler startup time from
power down
--0.1ms
t
START
Comparator startup time
Startup time to reach propagation delay
specification
- - 60 µs
t
D
Propagation delay for
200 mV step with 100 mV
overdrive
Ultra-low power mode - 2 4.5
µsLow power mode - 0.7 1.5
Medium power mode - 0.3 0.6
High speed mode
V
DDA
≥ 2.7 V - 50 100
ns
V
DDA
< 2.7 V - 100 240
Propagation delay for full
range step with 100 mV
overdrive
Ultra-low power mode - 2 7
µsLow power mode - 0.7 2.1
Medium power mode - 0.3 1.2
High speed mode
V
DDA
≥ 2.7 V - 90 180
ns
V
DDA
< 2.7 V - 110 300
V
offset
Comparator offset error - ±4 ±10 mV
dV
offset
/dT
Offset error temperature
coefficient
-18 - µV/°C
I
DD(COMP)
COMP current
consumption
Ultra-low power mode - 1.2 1.5
µA
Low power mode - 3 5
Medium power mode - 10 15
High speed mode - 75 100