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STM32L151CBT6A

Name: STM32L151CBT6A
Rating: 4.7 (12 reviews)

IC MCU 32BIT 128KB FLASH 48LQFP

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Mfr。パート #STM32L151CBT6A
パッケージ LQFP-48
データシート STM32L151CBT6A DataSheet
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仕様

Package	Tray
Series	STM32L1
ProductStatus	Active
CoreProcessor	ARM® Cortex®-M3
CoreSize	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
NumberofI/O	37
ProgramMemorySize	128KB (128K x 8)
ProgramMemoryType	FLASH
EEPROMSize	4K x 8
RAMSize	32K x 8
Voltage-Supply(Vcc/Vdd)	1.8V ~ 3.6V
DataConverters	A/D 16x12b; D/A 2x12b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	48-LQFP

概要

Description

The STM32L151CBT6A is a low-power microcontroller from STMicroelectronics, part of the STM32 family based on the ARM Cortex-M3 core. It operates at a frequency of up to 32 MHz and features 32 KB of flash memory and 10 KB of SRAM. This microcontroller is well-suited for battery-operated applications due to its ultra-low power consumption, with various low-power modes that extend battery life.
Key features include multiple I/O ports, various communication interfaces (SPI, I2C, USART), integrated ADCs, and timers, making it versatile for a wide range of applications, from wearable devices to IoT solutions. It also supports the STM32Cube software development platform, which provides libraries and tools for ease of programming and debugging. The STM32L151CBT6A is ideal for developers looking for a balance between performance and power efficiency in their embedded applications.

Features

The STM32L151CBT6A is a low-power microcontroller from STMicroelectronics' STM32L1 series, based on the ARM Cortex-M3 core. Key features include:
- Core: 32-bit ARM Cortex-M3, operating up to 32 MHz.
- Flash Memory: 32 KB of Flash memory.
- RAM: 10 KB of SRAM.
- Operating Voltage: 1.8V to 3.6V, suitable for battery-powered applications.
- Low Power Consumption: Various low-power modes for energy efficiency.
- Peripherals: Includes up to 12-bit ADC, timers, watchdog, and multiple communication interfaces: I2C, SPI, USART.
- GPIOs: Up to 37 programmable I/O pins.
- DMA Controller: Enables efficient data transfer without CPU intervention.
- Clock Source: Internal high-speed (HSI) and low-speed (LSI) oscillators, along with an external oscillator option.
- Package: Available in a 48-pin LQFP package.
This makes the STM32L151CBT6A suitable for various applications, including wearables, smart meters, and IoT devices, where low power consumption and high performance are crucial.

Package

The STM32L151CBT6A is packaged in a LQFP (Low-profile Quad Flat Package) with 48 pins. It has a body size of 7x7 mm and a 0.5 mm pitch.

Pinout

The STM32L151CBT6A is a microcontroller from STMicroelectronics' STM32L1 series, featuring a 32-bit ARM Cortex-M3 core. It comes in a 48-pin LQFP (Low Profile Quad Flat Package) configuration.
Pin Count and Functions:
- Total Pins: 48
- Power Supply Pins: VDD, VSS (Power and ground)
- Analog Pins: Several pins serve as ADC inputs (up to 16 channels), and there are dedicated pins for voltage reference (VREF+).
- Digital I/O: Multiple GPIO pins that can be configured for various digital functions.
- Communication Interfaces:
- 1x I2C
- 1x SPI
- 1x USART
- Timer Functions: Several pins can be used for timers/counters.
- Special Functions: Some pins are dedicated to features like external interrupt lines and reset.
This microcontroller is designed for low-power applications, making it suitable for battery-operated devices.

Manufacturer

The manufacturer of the STM32L151CBT6A is STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a broad range of innovative semiconductor solutions. Founded in 1987 and headquartered in Geneva, Switzerland, the company specializes in microcontrollers, sensors, analog devices, and various integrated circuits. It serves diverse markets, including automotive, industrial, telecommunications, and consumer electronics, focusing on high-performance and energy-efficient products. STMicroelectronics is known for its commitment to sustainability and innovation, contributing to advancements in embedded systems and the Internet of Things (IoT).

Application

The STM32L151CBT6A microcontroller is widely used in low-power applications such as wearable devices, medical devices, environmental monitoring, smart home systems, and industrial automation. Its features, including energy-efficient operation, integrated sensors, and connectivity options, make it suitable for applications requiring battery longevity and compact designs. Additionally, it supports IoT solutions and sensor nodes due to its low power consumption and processing capabilities.

Equivalent

Equivalent products to the STM32L151CBT6A include the STM32L151CBU6, STM32L152CBT6A, and STM32L151C8T6. These alternatives share similar specifications in terms of memory, peripherals, and power consumption. Additionally, other STM32L series microcontrollers with comparable features may also be considered based on specific application requirements. Always check the datasheets for detailed compatibility.