STM32L151VB STMicroelectronics, STM32L151VB Datasheet - Page 30

• Manufacturer Part Number: STM32L151VB
• Description: Ultra-low-power ARM Cortex-M3 MCU with 128 Kbytes Flash, 32 MHz CPU, LCD, USB
• Manufacturer: STMicroelectronics

Specifications of STM32L151VB

• 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

Pin descriptions
Table 4.
30/109
10 -
11 -
12 5 C1 F1
13 6 D1 G1
14 7 E1 H2
15 8 E3 H1
16 9 E2 J2
17 10 F2 J3
18 11 -
19 12 F1 J1
20 -
21 -
22 13 H1 M1
23 14 G2 L2
1 -
2 -
3 -
4 -
5 -
6 1 B2 E2
7 2 A2 C1
8 3 A1 D1
9 4 B1 E1
G1
(7)
(7)
Pins
-
-
-
C2
D2
G2
B2
A1
B1
K2
K1
F2
L1
STM32L15xxx pin definitions
10
1
2
3
4
5
6
7
8
9
-
-
-
-
-
-
-
-
-
-
-
-
-
OSC32_OUT
OSC32_IN
PA0-WKUP1
OSC_OUT
OSC_IN
Pin name
RTC_AF1
V
PC13-
PC14-
PC15-
V
NRST
V
V
V
PH0-
PH1-
V
V
PE2
PE3
PE4
PE5
PE6
LCD
PC0
PC1
PC2
PC3
REF+
SS_5
DD_5
REF-
(5)
SSA
DDA
(4)
(6)
(5)
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
I/O FT
I/O
I/O
I/O
I/O FT
I/O FT
I/O FT
I/O
I/O FT
O
S
S
S
S
S
S
S
I
(after reset)
function
Doc ID 17659 Rev 6
NRST
V
V
V
PC13
PC14
PC15
V
Main
V
V
V
PE2
PE3
PE4
PE5
PE6
PH0
PH1
PC0
PC1
PC2
PC3
PA0
DD_5
REF+
SS_5
REF-
DDA
LCD
SSA
(3)
WKUP1/USART2_CTS/ADC_IN0/TIM2_CH1_ETR/
ADC_IN10/LCD_SEG18/ COMP1_INP
ADC_IN11/LCD_SEG19/ COMP1_INP
ADC_IN12/LCD_SEG20/ COMP1_INP
ADC_IN13/LCD_SEG21/ COMP1_INP
TRACECK/LCD_SEG38/TIM3_ETR
TRACED0/LCD_SEG39/TIM3_CH1
TRACED3/WKUP3/TIM9_CH2
TRACED1/TIM3_CH2
TRACED2/TIM9_CH1
Alternate functions
RTC_AF1/WKUP2
STM32L151xx, STM32L152xx
OSC32_OUT
COMP1_INP
OSC32_IN
OSC_OUT
OSC_IN