STM32L151R8 STMicroelectronics, STM32L151R8 Datasheet - Page 94

• Manufacturer Part Number: STM32L151R8
• Description: Ultra-low-power ARM Cortex-M3 MCU with 64 Kbytes Flash, 32 MHz CPU, LCD, USB
• Manufacturer: STMicroelectronics

Specifications of STM32L151R8

• 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
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Table 56.
1. Based on characterization, not tested in production.
2. The delay is characterized for 100 mV input step with 10 mV overdrive on the inverting input, the non-
3. Comparator consumption only. Internal reference voltage (necessary for comparator operation) is not
dThreshold/
Symbol
I
inverting input set to the reference.
included.
t
t
V
COMP2
V
START
t
d slow
d fast
V
offset
DDA
dt
IN
Comparator 2 characteristics
Analog supply voltage
Comparator 2 input voltage range
Comparator startup time
Propagation delay
Propagation delay
Comparator offset error
Threshold voltage temperature
coefficient
Current consumption
Parameter
(2)
(2)
Doc ID 17659 Rev 6
in slow mode
in fast mode
(3)
Fast mode
Slow mode
1.65 V ≤ V
2.7 V ≤ V
1.65 V ≤ V
2.7 V ≤ V
V
T
V- = V
V
1/2 V
Fast mode
Slow mode
A
DDA
REF+
= 0 to 50 ° C
Conditions
REF+
= 3.3V
REF+
,
DDA
DDA
DDA
DDA
, 1/4 V
, 3/4
≤ 3.6 V
≤ 3.6 V
≤ 2.7 V
≤ 2.7 V
STM32L151xx, STM32L152xx
REF+
.
1.65
0
Min Typ Max
1.8
2.5
0.8
1.2
3.5
0.5
15
20
15
±4
V
±20
3.6
3.5
20
25
30
DDA
6
2
4
5
2
(1)
Unit
ppm
mV
/°C
µA
µs
V
V