RM46L840 - Texas Instruments

RM46L840 16- and 32-Bit RISC Flash Microcontroller

The RM46Lx40 device is a high-performance microcontroller family for safety systems. The safety architecture includes dual CPUs in lockstep, CPU and memory BIST logic, ECC on both the flash and the data SRAM, parity on peripheral memories, and loopback capability on peripheral I/Os. The RM46Lx40 device integrates the ARM Cortex-R4F floating-point CPU which o.

Features

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• High-Performance Microcontroller for SafetyCritical Applications
  – Dual CPUs Running in Lockstep
  – ECC on Flash and RAM Interfaces
  – Built-In Self-Test (BIST) for CPU and On-chip RAMs
  – Error Signaling Module With Error Pin
  – Voltage and Clock Monitoring
• ARM® Cortex®-R4F 32-Bit RISC CPU
  – 1.66 DMIPS/MHz With 8-Stage Pipeline
  – FPU With Single- and Double-Precision
  – 12-Region Memory Protection Unit (MPU)
  – Open Architecture With Third-Party Support
• Operating Conditions
  – Up to 200-MHz System Clock
  – Core Supply Voltage (VCC): 1.14 to 1.32 V
  – I/O Supply Voltage (VCCIO): 3.0 to 3.6 V
• .