STM32L151VBT6TR
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STMicroelectronics STM32L151VBT6TR

Manufacturer No:
STM32L151VBT6TR
Manufacturer:
STMicroelectronics
Package:
Tape & Reel (TR)
Description:
IC MCU 32BIT 128KB FLASH 100LQFP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The STM32L151VBT6TR is an ultra-low-power microcontroller from STMicroelectronics, part of the STM32L1 series. It integrates the high-performance ARM® Cortex®-M3 32-bit RISC core, operating at a frequency of 32 MHz (33.3 DMIPS). This MCU is designed for low-power applications, featuring a comprehensive set of power-saving modes and a wide range of peripherals and interfaces.

The device includes high-speed embedded memories such as up to 128 Kbytes of Flash memory with ECC, up to 16 Kbytes of RAM, and up to 4 Kbytes of true EEPROM with ECC. It also features a real-time clock, backup registers, and an extensive set of analog and digital peripherals.

Key Specifications

Parameter Specification
Core Processor ARM® Cortex®-M3 32-bit RISC core
Operating Frequency Up to 32 MHz (33.3 DMIPS)
Flash Memory Up to 128 Kbytes with ECC
RAM Up to 16 Kbytes
EEPROM Up to 4 Kbytes with ECC
Backup Register 80-byte
Power Supply 1.8 to 3.6 V (down to 1.65 V at power down)
Operating Temperature -40 to +85 °C (extended to 105°C in low power dissipation state)
Package 100-LQFP
Analog Peripherals 12-bit ADC (1 Msps, up to 24 channels), 12-bit DAC (2 channels with output buffers), 2 ultra-low-power comparators
Timers 6 general-purpose 16-bit timers, 2 basic timers, 2 watchdog timers
Communication Interfaces USB 2.0, 3 USARTs, 2 SPIs, 2 I2Cs
Capacitive Sensing Channels Up to 20 channels supporting touchkey, linear, and rotary touch sensors
Clock Sources 1 to 24 MHz crystal oscillator, 32 kHz oscillator for RTC, High Speed Internal 16 MHz RC, Internal low-power 37 kHz RC, Internal multispeed low-power 65 kHz to 4.2 MHz, PLL for CPU clock and USB (48 MHz)

Key Features

  • Ultra-low-power platform with multiple power-saving modes.
  • High-performance ARM® Cortex®-M3 32-bit RISC core operating at 32 MHz.
  • High-speed embedded memories: up to 128 Kbytes Flash, up to 16 Kbytes RAM, and up to 4 Kbytes EEPROM.
  • Rich analog peripherals including 12-bit ADC, 12-bit DAC, and ultra-low-power comparators.
  • Extensive range of communication interfaces: USB 2.0, USARTs, SPIs, and I2Cs.
  • Up to 20 capacitive sensing channels for touch sensing functionality.
  • Real-time clock with sub-second counting and backup registers.
  • Integrated LCD controller (except for some models) with built-in LCD voltage generator.
  • DMA controller with 7 channels and CRC calculation unit.
  • Up to 83 fast I/Os (73 I/Os 5V tolerant) with 16 external interrupt vectors.

Applications

  • Low-power consumer electronics.
  • Industrial automation and control systems.
  • Medical devices requiring low power consumption.
  • Smart home and IoT devices.
  • Automotive systems, especially those requiring low power and high reliability.
  • Wearable devices and fitness trackers.

Q & A

  1. What is the core processor of the STM32L151VBT6TR?

    The core processor is the ARM® Cortex®-M3 32-bit RISC core.

  2. What is the maximum operating frequency of the STM32L151VBT6TR?

    The maximum operating frequency is 32 MHz.

  3. How much Flash memory does the STM32L151VBT6TR have?

    The device has up to 128 Kbytes of Flash memory with ECC.

  4. What are the power supply requirements for the STM32L151VBT6TR?

    The device operates from a 1.8 to 3.6 V power supply (down to 1.65 V at power down).

  5. What is the operating temperature range of the STM32L151VBT6TR?

    The operating temperature range is -40 to +85 °C (extended to 105°C in low power dissipation state).

  6. What types of communication interfaces are available on the STM32L151VBT6TR?

    The device features USB 2.0, 3 USARTs, 2 SPIs, and 2 I2Cs.

  7. Does the STM32L151VBT6TR support touch sensing functionality?

    Yes, it supports up to 20 capacitive sensing channels for touchkey, linear, and rotary touch sensors.

  8. What is the package type of the STM32L151VBT6TR?

    The package type is 100-LQFP.

  9. Does the STM32L151VBT6TR have an integrated LCD controller?

    Yes, but this feature is not available in all models of the STM32L151 series.

  10. What are some of the typical applications for the STM32L151VBT6TR?

    Typical applications include low-power consumer electronics, industrial automation, medical devices, smart home devices, and automotive systems.

Product Attributes

Core Processor:ARM® Cortex®-M3
Core Size:32-Bit Single-Core
Speed:32MHz
Connectivity:I²C, IrDA, LINbus, SPI, UART/USART, USB
Peripherals:Brown-out Detect/Reset, Cap Sense, DMA, I²S, POR, PWM, WDT
Number of I/O:83
Program Memory Size:128KB (128K x 8)
Program Memory Type:Flash
EEPROM Size:4K x 8
RAM Size:16K x 8
Voltage - Supply (Vcc/Vdd):1.8V ~ 3.6V
Data Converters:A/D 24x12b; D/A 2x12b
Oscillator Type:Internal
Operating Temperature:-40°C ~ 85°C (TA)
Mounting Type:Surface Mount
Package / Case:100-LQFP
Supplier Device Package:100-LQFP (14x14)
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Part Number STM32L151VBT6TR STM32L151VCT6TR STM32L152VBT6TR STM32L151VET6TR STM32L151CBT6TR STM32L151RBT6TR STM32L151VBH6TR STM32L151VBT6ATR
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Product Status Active Active Not For New Designs Active Not For New Designs Not For New Designs Active Active
Core Processor ARM® Cortex®-M3 ARM® Cortex®-M3 ARM® Cortex®-M3 ARM® Cortex®-M3 ARM® Cortex®-M3 ARM® Cortex®-M3 ARM® Cortex®-M3 ARM® Cortex®-M3
Core Size 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core
Speed 32MHz 32MHz 32MHz 32MHz 32MHz 32MHz 32MHz 32MHz
Connectivity I²C, IrDA, LINbus, SPI, UART/USART, USB I²C, IrDA, LINbus, SPI, UART/USART, USB I²C, IrDA, LINbus, SPI, UART/USART, USB I²C, IrDA, LINbus, SPI, UART/USART, USB I²C, IrDA, LINbus, SPI, UART/USART, USB I²C, IrDA, LINbus, SPI, UART/USART, USB I²C, IrDA, LINbus, SPI, UART/USART, USB I²C, IrDA, LINbus, SPI, UART/USART, USB
Peripherals Brown-out Detect/Reset, Cap Sense, DMA, I²S, POR, PWM, WDT Brown-out Detect/Reset, Cap Sense, DMA, I²S, POR, PWM, WDT Brown-out Detect/Reset, Cap Sense, DMA, I²S, LCD, POR, PWM, WDT Brown-out Detect/Reset, Cap Sense, DMA, I²S, POR, PWM, WDT Brown-out Detect/Reset, Cap Sense, DMA, I²S, POR, PWM, WDT Brown-out Detect/Reset, Cap Sense, DMA, I²S, POR, PWM, WDT Brown-out Detect/Reset, Cap Sense, DMA, I²S, POR, PWM, WDT Cap Sense, DMA, I²S, POR, PWM, WDT
Number of I/O 83 83 83 83 37 51 83 83
Program Memory Size 128KB (128K x 8) 256KB (256K x 8) 128KB (128K x 8) 512KB (512K x 8) 128KB (128K x 8) 128KB (128K x 8) 128KB (128K x 8) 128KB (128K x 8)
Program Memory Type Flash Flash Flash Flash Flash Flash Flash Flash
EEPROM Size 4K x 8 8K x 8 4K x 8 16K x 8 4K x 8 4K x 8 4K x 8 4K x 8
RAM Size 16K x 8 32K x 8 16K x 8 80K x 8 16K x 8 16K x 8 16K x 8 32K x 8
Voltage - Supply (Vcc/Vdd) 1.8V ~ 3.6V 1.8V ~ 3.6V 1.8V ~ 3.6V 1.8V ~ 3.6V 1.8V ~ 3.6V 1.8V ~ 3.6V 1.8V ~ 3.6V 1.65V ~ 3.6V
Data Converters A/D 24x12b; D/A 2x12b A/D 25x12b; D/A 2x12b A/D 24x12b; D/A 2x12b A/D 25x12b; D/A 2x12b A/D 16x12b; D/A 2x12b A/D 20x12b; D/A 2x12b A/D 24x12b; D/A 2x12b A/D 24x12b; D/A 2x12b
Oscillator Type Internal Internal Internal Internal Internal Internal Internal Internal
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 100-LQFP 100-LQFP 100-LQFP 100-LQFP 48-LQFP 64-LQFP 100-UFBGA 100-LQFP
Supplier Device Package 100-LQFP (14x14) 100-LQFP (14x14) 100-LQFP (14x14) 100-LQFP (14x14) 48-LQFP (7x7) 64-LQFP (10x10) 100-UFBGA (7x7) 100-LQFP (14x14)

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