STM32F091XB Datasheet, PDF (93/127 Pages) STMicroelectronics – ARM-based 32-bit MCU, up to 256 KB Flash, CAN, 12 timers, ADC, DAC & comm. interfaces, 2.0 - 3.6V

STM32F091xB STM32F091xC
Electrical characteristics
6.3.19 Temperature sensor characteristics
Table 62. TS characteristics
Symbol
Parameter
Min
Typ
Max
Unit
T_L(1)
Avg_Slope⁽¹⁾
V₃₀
t_START(1)
t_{S_temp(1)}
V_SENSE linearity with temperature
Average slope
Voltage at 30 °C (± 5 °C)⁽²⁾
ADC_IN16 buffer startup time
ADC sampling time when reading the
temperature
-
±1
±2
°C
4.0
4.3
4.6
mV/°C
1.34
1.43
1.52
V
-
-
10
µs
4
-
-
µs
1. Guaranteed by design, not tested in production.
2.
Measured at
Temperature
V_seDnDsAo=_r
3.3 V ± 10
calibration
mV. The
values.
V₃₀
ADC
conversion
result
is
stored
in
the
TS_CAL1
byte.
Refer
to
Table
3:
6.3.20 V_BAT monitoring characteristics
Symbol
Table 63. V_BAT monitoring characteristics
Parameter
Min
R
Resistor bridge for V_BAT
-
Q
Ratio on V_BAT measurement
-
Er⁽¹⁾
Error on Q
–1
t_{S_vbat(1)}
ADC sampling time when reading the V_BAT
4
1. Guaranteed by design, not tested in production.
Typ
2 x 50
2
-
-
Max
-
-
+1
-
Unit
kΩ
%
µs
6.3.21
Timer characteristics
The parameters given in the following tables are guaranteed by design.
Refer to Section 6.3.14: I/O port characteristics for details on the input/output alternate
function characteristics (output compare, input capture, external clock, PWM output).
Symbol
Table 64. TIMx characteristics
Parameter
Conditions
Min
Typ
-
-
t_res(TIM) Timer resolution time
f_TIMxCLK = 48 MHz
-
1
20.8
Timer external clock
-
f_EXT
frequency on CH1 to
CH4
f_TIMxCLK = 48 MHz
-
f_TIMxCLK/2
-
24
16-bit timer maximum
-
-
period
t_{MAX_COUNT}
32-bit counter
f_TIMxCLK = 48 MHz
-
-
-
maximum period
f_TIMxCLK = 48 MHz
-
2¹⁶
1365
2³²
89.48
Max
-
-
-
-
-
-
-
-
Unit
t_TIMxCLK
ns
MHz
MHz
t_TIMxCLK
µs
t_TIMxCLK
s
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