STM32L151C6 STMicroelectronics, STM32L151C6 Datasheet - Page 48

• Manufacturer Part Number: STM32L151C6
• Description: Ultra-low-power ARM Cortex-M3 MCU with 32 Kbytes Flash, 32 MHz CPU, LCD, USB
• Manufacturer: STMicroelectronics

Specifications of STM32L151C6

• Operating Power Supply Range: 1.65 V to 3.6 V (without BOR) or 1.8 V to 3.6 V (with BOR option)
• Temperature Range: –40 to 85 °C
• 4 Modes: Sleep, Low-power run (9 μA at 32 kHz), Low-power sleep (4.4 μA),Stop with RTC (1.45 μA), Stop (570 nA), Standby (300 nA)
• Ultralow Leakage Per I/o: 50 nA
• Fast Wakeup From Stop: 8 μs
• Core: ARM 32-bit Cortex™-M3 CPU
• Dma: 7-channel DMA controller, supporting timers, ADC, SPIs, I2Cs and USARTs

Electrical characteristics
6.3.3
Table 12.
1. Tested in production;
2. The internal V
3. Guaranteed by design, not tested in production.
4. Shortest sampling time can be determined in the application by multiple iterations.
5. To guarantee less than 1% VREF_OUT deviation.
48/109
V
V
V
C
V
T
V
VDDCoeff
I
A
REFINT_DIV1
REFINT_DIV2
REFINT_DIV3
T
I
VREF_OUT
REFINT out
S_vrefint
BUF_ADC
VREF_OUT
VREF_MEAS
VREF_MEAS
ADC_BUF
T
I
Symbol
T
A
LPBUF
I
VREFINT
REFINT
Coeff
Coeff
(3)
(3)
(3)(4)
(3)
(3)
(3)
(3)
Embedded internal reference voltage
(3)
(1)
(3)
Embedded internal reference voltage
The parameters given in
specified.
(3)
(3)
(3)
REF
Internal reference voltage
Internal reference current
consumption
Internal reference startup time
V
V
Accuracy of factory-measured
V
Temperature coefficient
Long-term stability
Voltage coefficient
ADC sampling time when
reading the internal reference
voltage
Startup time of reference voltage
buffer for ADC
Consumption of reference
voltage buffer for ADC
VREF_OUT output current
VREF_OUT output load
Consumption of reference
voltage buffer for VREF_OUT
and COMP
1/4 reference voltage
1/2 reference voltage
3/4 reference voltage
value is individually measured in production and stored in dedicated EEPROM bytes.
DDA
REFINT
REF
value
and V
factory measure
Parameter
(2)
REF+
voltage during
Table 12
(5)
Doc ID 17659 Rev 6
are based on characterization results, unless otherwise
– 40 °C < T
Including uncertainties
–40 °C < T
1000 hours, T= 25 °C
3.0 V < V
V
0 °C < T
due to ADC and
DDA
Conditions
/V
REF+
DDA
J
J
J
< +50 °C
< +105 °C
< +105 °C
values
< 3.6 V
STM32L151xx, STM32L152xx
1.202
2.99
Min
24
49
74
1.224
13.5
Typ
730
1.4
20
25
50
75
2
3
5
1.242
1000
2000
1200
Max
3.01
2.3
±5
50
20
10
10
25
50
26
51
76
3
1
V
ppm/°C
ppm/V
REFINT
Unit
ppm
mV
µA
ms
µA
µA
nA
pF
µs
µs
%
V
V