STM32L151VBT6 STMicroelectronics, STM32L151VBT6 Datasheet - Page 34

• Manufacturer Part Number: STM32L151VBT6
• Description: MCU ARM 128KB FLASH 100LQFP
• Manufacturer: STMicroelectronics
• Series: STM32r

Specifications of STM32L151VBT6

• Core Processor: ARM® Cortex-M3™
• Core Size: 32-Bit
• Speed: 32MHz
• Connectivity: I²C, IrDA, LIN, SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
• Number Of I /o: 83
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Eeprom Size: -
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 3.6 V
• Data Converters: A/D 24x12b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-LFQFP
• Processor Series: STM32L151
• Core: ARM Cortex M3
• Data Bus Width: 32 bit
• Data Ram Size: 16 KB
• Interface Type: I2C, SPI, USART
• Maximum Clock Frequency: 32 MHz
• Number Of Programmable I/os: 80
• Number Of Timers: 6
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-11195

Pin descriptions
Table 4.
1. I = input, O = output, S = supply.
2. FT = 5 V tolerant.
3. Function availability depends on the chosen device. For devices having reduced peripheral counts, it is always the lower
4. Applicable to STM32L152xx devices only. In STM32L151xx devices, this pin should be connected to V
5. The PC14 and PC15 I/Os are only configured as OSC32_IN/OSC32_OUT when the LSE oscillator is on (by setting the
6. The PH0 and PH1 I/Os are only configured as OSC_IN/OSC_OUT when the HSE oscillator is on ( by setting the HSEON bit
7. Unlike in the LQFP64 package, there is no PC3 in the TFBGA64 package. The V
34/107
98 -
99 63 D4 D3
10
0
64 E4 C4
number of peripheral that is included. For example, if a device has only one SPI and two USARTs, they will be called SPI1
and USART1 & USART2, respectively. Refer to
LSEON bit in the RCC_CSR register). The LSE oscillator pins OSC32_IN/OSC32_OUT can be used as general-purpose
PH0/PH1 I/Os, respectively, when the LSE oscillator is off ( after reset, the LSE oscillator is off ). The LSE has priority over
the GPIO function. For more details, refer to Using the OSC32_IN/OSC32_OUT pins as GPIO PC14/PC15 port pins section
in the STM32L15xxx reference manual (RM0038).
in the RCC_CR register). The HSE oscillator pins OSC_IN/OSC_OUT can be used as general-purpose PH0/PH1 I/Os,
respectively, when the HSE oscillator is off (after reset, the HSE oscillator is off ). The HSE has priority over the GPIO
function.
Pins
-
A2
STM32L15xxx pin definitions (continued)
47
48
-
Pin name
V
V
PE1
SS_3
DD_3
I/O FT
S
S
Table 2 on page
(after reset)
function
Doc ID 17659 Rev 4
V
V
Main
PE1
DD_3
SS_3
(3)
10.
REF+
LCD_SEG37/TIM11_CH1
Alternate functions
functionality is provided instead.
STM32L151xx, STM32L152xx
DD
.