Datasheet

DocID17943 Rev 6 109/134
STM8L15xx8, STM8L15xR6 Electrical parameters
121
9.3.11 Temperature sensor
In the following table, data are based on characterization results, not tested in production,
unless otherwise specified.
9.3.12 Comparator characteristics
In the following tables, data are guaranteed by design, not tested in production.
Table 47. TS characteristics
Symbol Parameter Min. Typ. Max. Unit
V
90
(1)
1. Tested in production at V
DD
= 3 V ±10 mV. The 8 LSB of the V
90
ADC conversion result are stored in the
TS_Factory_CONV_V90 byte.
Sensor reference voltage at 90°C ±5 °C, 0.580 0.597 0.614 V
T
L
V
SENSOR
linearity with temperature ±1 ±2 °C
Avg_slope
(2)
Average slope 1.59 1.62 1.65 mV/°C
IDD
(TEMP)
(2)
Consumption 3.4 6 µA
T
START
(2)(3)
2. Guaranteed by design, not tested in production.
3. Defined for ADC output reaching its final value ±1/2LSB.
Temperature sensor startup time 10 µs
T
S_TEMP
(2)
ADC sampling time when reading the
temperature sensor
510µs
Table 48. Comparator 1 characteristics
Symbol Parameter Conditions Min
(1)
Typ Max
(1)
1. Based on characterization, not tested in production.
Unit
V
DDA
Analog supply voltage 1.65 3.6 V
R
400K
R
400K
value 400
kΩ
R
10K
R
10K
value 10
V
IN
Comparator 1 input
voltage range
0.6 V
DDA
V
t
START
Comparator startup time 7 10
µs
td Propagation delay
(2)
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.
310
Voffset Comparator offset ±3 ±10 mV
d
Voffset
/dt
Comparator offset
variation in worst voltage
stress conditions
V
DDA
= 3.6 V
V
IN+
= 0 V
V
IN-
= V
REFINT
T
A
= 25 ° C
0 1.5 10 mV/1000 h
I
COMP1
Current consumption
(3)
3. Comparator consumption only. Internal reference voltage not included.
160 260 nA