Overview
The Texas Instruments RM46L850CPGET is a high-performance 16/32-bit RISC Flash microcontroller designed for safety-critical and real-time control applications. This microcontroller is part of the RM46Lx50 series and features the ARM® Cortex®-R4F CPU, which provides a robust and reliable platform for various industrial and automotive applications. With its advanced peripherals and comprehensive set of communication interfaces, the RM46L850CPGET is well-suited for applications requiring high precision, reliability, and performance.
Key Specifications
| Parameter | Description |
|---|---|
| Core Size | 16/32-Bit |
| Core Processor | ARM® Cortex®-R4F |
| Program Memory Size | 1.25MB (1.25M x 8) |
| Program Memory Type | FLASH with ECC |
| RAM Size | 192KB x 8 with ECC |
| EEPROM Size | 64KB x 8 for Emulated EEPROM |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Speed | 200MHz |
| Package | 144-LQFP (20x20) |
| Voltage | 1.14V ~ 1.32V (Core), 3.0V ~ 3.6V (I/O) |
| Connectivity | CANbus, EBI/EMI, Ethernet, I²C, LINbus, MibSPI, SCI, SPI, UART/USART, USB |
| Data Converters | 2 x 12-Bit (24 channels) A/D |
| Peripherals | DMA, POR, PWM, WDT |
| GPIO | 64 |
Key Features
- High-Performance CPU: ARM® Cortex®-R4F 32-bit RISC CPU with 1.66 DMIPS/MHz and an 8-stage pipeline.
- Enhanced Peripherals: Includes seven Enhanced Pulse Width Modulator (ePWM) modules, six Enhanced Capture (eCAP) modules, and two Enhanced Quadrature Encoder Pulse (eQEP) modules.
- Communication Interfaces: Supports 10/100 Mbps Ethernet MAC (EMAC), USB, CANbus, I²C, LINbus, MibSPI, SCI, SPI, and UART/USART.
- Memory Protection: Features ECC on Flash and RAM, and a 12-region Memory Protection Unit (MPU).
- Real-Time Control: Includes two Next Generation High-End Timer (N2HET) modules and a dedicated High-End Timer Transfer Unit (HTU).
- Safety Features: Dual CPUs running in lockstep, Built-In Self-Test (BIST) for CPU and on-chip RAM, and error signaling module with error pin.
- Operating Conditions: Operates with a core supply voltage of 1.14 to 1.32 V and I/O supply voltage of 3.0 to 3.6 V.
Applications
The RM46L850CPGET is designed for various safety-critical and real-time control applications, including:
- Industrial Control Systems: Suitable for high-performance real-time control in industrial environments.
- Automotive Systems: Ideal for applications requiring robust and reliable operation, such as engine control units and safety-critical systems.
- Medical Devices: Can be used in medical devices that require high precision and reliability.
- Aerospace and Defense: Suitable for applications in aerospace and defense due to its robustness and reliability.
Q & A
- What is the core processor of the RM46L850CPGET?
The core processor is the ARM® Cortex®-R4F 32-bit RISC CPU. - What is the program memory size of the RM46L850CPGET?
The program memory size is 1.25MB (1.25M x 8) with ECC. - What are the operating temperature ranges for the RM46L850CPGET?
The operating temperature range is -40°C to 105°C (TA). - What communication interfaces does the RM46L850CPGET support?
The RM46L850CPGET supports CANbus, EBI/EMI, Ethernet, I²C, LINbus, MibSPI, SCI, SPI, UART/USART, and USB. - Does the RM46L850CPGET have any safety features?
Yes, it features dual CPUs running in lockstep, Built-In Self-Test (BIST) for CPU and on-chip RAM, and an error signaling module with an error pin. - What is the package type of the RM46L850CPGET?
The package type is 144-LQFP (20x20). - What is the voltage range for the core and I/O supplies of the RM46L850CPGET?
The core supply voltage is 1.14 to 1.32 V, and the I/O supply voltage is 3.0 to 3.6 V. - Is the RM46L850CPGET RoHS compliant?
Yes, the RM46L850CPGET is RoHS compliant. - What are some typical applications for the RM46L850CPGET?
Typical applications include industrial control systems, automotive systems, medical devices, and aerospace and defense systems. - Does the RM46L850CPGET support real-time control?
Yes, it includes peripherals such as N2HET modules and a dedicated HTU for real-time control applications.
