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MSP430x2xx


Hercules™ RM4 ARM® Cortex™-R4 Safety Series

The Hercules RM4 Safety MCU family enables customers to easily develop safety critical industrial and medical applications. The RM4 ARM® Cortex™-R4 based family has floating point options with up to 220MHz of performance, more than 350 DMIPS. With integrated safety features, advanced connectivity options, and flexible real-time control peripherals, the RM4 family is an ideal solution for industrial and medical applications with specific safety requirements.

RM4 ARM Cortex-R4 Product Brochure


Key Features

  • Up to 220 MHz, ARM Cortex-R4 CPU
  • Lock-Step CPUs with error detection logic
  • 384KB to 3 MB of Embedded Flash Memory with ECC
  • Ethernet, USB, CAN Network Interfaces
  • 12-bit ADC with up to 24 channels
  • Timers for PWM and input capture
  • Package options: 100QFP, 144 QFP and 337 BGA

Key Benefits

  • Architected for safety critical applications
  • ARM Cortex-R4 CPU (options with Floating Point)
  • Advanced connectivity options
  • Flexible real-time control peripherals
  • Robust communication interfaces
  • Development network and support

Block Diagram




Featured Applications

  • Industrial Automation
  • Safe PLC's (Programmable Logic Controllers)
  • Power Generation and Distribution
  • Turbines and Windmills
  • Ventilators and Defibrillators
  • Infusion and Insulin pumps
  • Radiation therapy

SafeTI Design Packages

SafeTI™ design packages help designers meet industry standard functional safety requirements.

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Technical Documents

Products Sampling Now

  • RM42L432
    ARM Cortex-R4 Lockstep
    384KB Flash, 32KB RAM
    100QFP Package
  • RM46L852
    ARM Cortex-R4F Lockstep
    1.25MB Flash, 192KB RAM
    144QFP, 337BGA Package
  • RM48L952
    ARM Cortex-R4F Lockstep
    3MB Flash, 256KB RAM
    144QFP, 337BGA Package

Hercules RM4 ARM Cortex-R4 Safety Videos




From ultra-low power MSP430™ MCUs and high-performance TMS320C2000™ real-time controllers, to Hercules 32-bit ARM-based safety MCUs and Tiva™ ARM® Cortex™-M4 MCUs, TI offers the broadest range of embedded control products.