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TMS470R1A256PZ-T
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TMS470R1A256PZ-T

Introduction

The TMS470R1A256PZ-T is a microcontroller belonging to the TMS470 series, designed and manufactured by Texas Instruments. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

  • Category: Microcontroller
  • Use: Embedded control applications
  • Characteristics: High performance, low power consumption, integrated peripherals
  • Package: 144-LQFP
  • Essence: Advanced control and processing capabilities
  • Packaging/Quantity: Tape & Reel (250 units)

Specifications

  • Processor: ARM Cortex-R4F
  • Clock Speed: Up to 80 MHz
  • Memory: 256 KB Flash, 32 KB RAM
  • Operating Voltage: 3.3V
  • I/Os: 96 GPIO pins
  • Communication Interfaces: CAN, SPI, I2C, UART

Detailed Pin Configuration

The TMS470R1A256PZ-T features a comprehensive pin configuration with multiple GPIO pins, communication interfaces, and power supply connections. A detailed pinout diagram is available in the product datasheet.

Functional Features

  • Integrated Peripherals: ADC, PWM, Timers
  • Real-Time Performance: Suitable for time-critical applications
  • Safety and Security Features: Memory protection unit, error correction code

Advantages and Disadvantages

Advantages

  • High-performance ARM Cortex-R4F processor
  • Rich set of integrated peripherals
  • Low power consumption for energy-efficient designs

Disadvantages

  • Limited on-chip memory compared to some competing models
  • Higher cost compared to entry-level microcontrollers

Working Principles

The TMS470R1A256PZ-T operates on the ARM Cortex-R4F core, providing real-time processing capabilities for embedded control applications. It utilizes integrated peripherals and communication interfaces to interface with external components and systems.

Detailed Application Field Plans

The TMS470R1A256PZ-T is well-suited for a wide range of embedded control applications, including automotive systems, industrial automation, motor control, and power management. Its real-time performance and integrated peripherals make it ideal for applications requiring precise timing and control.

Detailed and Complete Alternative Models

  • TMS570LS3137: Offers higher memory capacity and additional safety features
  • STM32F407: Provides a balance of performance and cost for general-purpose applications
  • PIC32MX795F512L: Suitable for cost-sensitive designs with moderate performance requirements

In conclusion, the TMS470R1A256PZ-T is a high-performance microcontroller designed for demanding embedded control applications. With its advanced features and real-time processing capabilities, it serves as a reliable solution for various industrial and automotive applications.

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  1. What is the TMS470R1A256PZ-T microcontroller used for?

    • The TMS470R1A256PZ-T microcontroller is commonly used in automotive applications, such as engine control units (ECUs), transmission control units (TCUs), and body control modules (BCMs).

  2. What are the key features of the TMS470R1A256PZ-T?

    • The TMS470R1A256PZ-T features a 32-bit ARM Cortex-R4F core, on-chip memory, multiple communication interfaces, and integrated peripherals suitable for real-time control applications.

  3. How does the TMS470R1A256PZ-T handle real-time processing?

    • The TMS470R1A256PZ-T's ARM Cortex-R4F core is designed for real-time processing, featuring deterministic interrupt response and low-latency operation.

  4. Can the TMS470R1A256PZ-T be used for safety-critical applications?

    • Yes, the TMS470R1A256PZ-T is suitable for safety-critical applications and complies with relevant automotive safety standards, such as ISO 26262.

  5. What development tools are available for the TMS470R1A256PZ-T?

    • Texas Instruments provides a comprehensive set of development tools, including compilers, debuggers, and software libraries tailored for the TMS470R1A256PZ-T.

  6. Is the TMS470R1A256PZ-T suitable for CAN and LIN communication protocols?

    • Yes, the TMS470R1A256PZ-T supports CAN and LIN communication protocols, making it well-suited for automotive networking applications.

  7. What kind of power management features does the TMS470R1A256PZ-T offer?

    • The TMS470R1A256PZ-T includes power management features such as low-power modes and voltage scaling to optimize energy efficiency in automotive systems.

  8. Can the TMS470R1A256PZ-T interface with external sensors and actuators?

    • Yes, the TMS470R1A256PZ-T provides various analog and digital interfaces to connect with external sensors, actuators, and other peripheral devices.

  9. Does the TMS470R1A256PZ-T support functional safety requirements?

    • Yes, the TMS470R1A256PZ-T offers features and documentation to support functional safety requirements up to ASIL-B level in automotive applications.

  10. Are there any known limitations or common issues when using the TMS470R1A256PZ-T?

    • While the TMS470R1A256PZ-T is a robust microcontroller, users should be aware of specific errata and recommended workarounds documented in the device datasheet and technical reference manual.