STM32L151R6H6A

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices
• Characteristics: Low power consumption, high performance, rich peripherals
• Package: LQFP64
• Essence: ARM Cortex-M3 core microcontroller
• Packaging/Quantity: Tray, 490 units per tray

Specifications

• Core: ARM Cortex-M3
• Clock Speed: Up to 32 MHz
• Flash Memory: 256 KB
• RAM: 32 KB
• Operating Voltage: 1.65V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• GPIO Pins: 51
• ADC Channels: 16
• Communication Interfaces: USART, SPI, I2C, USB
• Timers: 16-bit and 32-bit timers

Pin Configuration

The STM32L151R6H6A microcontroller has a total of 64 pins. The pin configuration is as follows:

• Pins 1 to 8: GPIO pins
• Pins 9 to 16: Analog input pins
• Pins 17 to 24: Communication interface pins
• Pins 25 to 32: Timer pins
• Pins 33 to 40: Power supply and ground pins
• Pins 41 to 48: GPIO pins
• Pins 49 to 56: Analog input pins
• Pins 57 to 64: Communication interface pins

Functional Features

• Low power consumption in all operating modes
• High-performance ARM Cortex-M3 core
• Rich set of peripherals for various applications
• Flexible clock control for power optimization
• Advanced analog features for precise measurements
• Multiple communication interfaces for connectivity
• Extensive timer functionality for accurate timing operations

Advantages and Disadvantages

Advantages: - Low power consumption makes it suitable for battery-powered devices - High-performance core enables efficient execution of complex tasks - Rich peripherals provide flexibility in designing various applications - Flexible clock control allows power optimization based on application requirements

Disadvantages: - Limited flash memory and RAM compared to higher-end microcontrollers - Limited number of GPIO pins may restrict the number of external devices that can be connected

Working Principles

The STM32L151R6H6A microcontroller is based on the ARM Cortex-M3 core architecture. It operates by executing instructions stored in its flash memory. The core communicates with various peripherals through dedicated buses, allowing data transfer and control operations. The microcontroller's low power consumption is achieved through advanced power management techniques, such as multiple power modes and clock gating.

Detailed Application Field Plans

The STM32L151R6H6A microcontroller finds applications in various fields, including but not limited to: - Home automation systems - Industrial control systems - Wearable devices - Smart meters - Medical devices - Sensor networks

Alternative Models

• STM32L151C6U6A
• STM32L151CBT6A
• STM32L151R8T6A
• STM32L151VBT6A
• STM32L151ZCT6A

These alternative models offer similar features and performance characteristics, providing options for different project requirements.

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