仕様
| 属性 | 値 |
| Package / Case | Tray |
| Series | Hercules™ RM4 ARM® Cortex®-R4, Functional Safety (FuSa) |
| Part Status | Active |
| Core Processor | ARM® Cortex®-R5F |
| Core Size | 16/32-Bit |
| Speed | 330MHz |
| Connectivity | CANbus, EBI/EMI, Ethernet, I²C, LINbus, MibSPI, SCI, UART/USART |
| Peripherals | DMA, POR, PWM, WDT |
| Number of I/O | 145 |
| Program Memory Size | 4MB (4M x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 128K x 8 |
| RAM Size | 512K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.14V ~ 3.6V |
| Data Converters | A/D 57x10/12b |
| Oscillator Type | External |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Mounting Type | Surface Mount |
概要
Description
The RM57L843BZWTT is a microcontroller from Texas Instruments, part of their Hercules™ RM series designed specifically for safety-critical applications. It features a dual-core ARM Cortex-R5F architecture, providing high performance and reliability, which is crucial for applications such as automotive and industrial control systems. The microcontroller operates at frequencies up to 330 MHz, offering fast processing capabilities.
Key features of the RM57L843BZWTT include its integrated safety features, such as error-correction code (ECC) on flash and RAM, built-in self-test (BIST) for CPU and memory, and various watchdog timers to enhance safety and reliability. It also supports extensive connectivity options with peripherals like CAN, Ethernet, SPI, and UART, making it versatile for various applications.
Additionally, the RM57L843BZWTT is designed to comply with functional safety standards like ISO 26262, making it suitable for automotive applications that require ASIL-D compliance. Its comprehensive development support and safety features make it a robust choice for developers focused on safety-critical environments.
Key features of the RM57L843BZWTT include its integrated safety features, such as error-correction code (ECC) on flash and RAM, built-in self-test (BIST) for CPU and memory, and various watchdog timers to enhance safety and reliability. It also supports extensive connectivity options with peripherals like CAN, Ethernet, SPI, and UART, making it versatile for various applications.
Additionally, the RM57L843BZWTT is designed to comply with functional safety standards like ISO 26262, making it suitable for automotive applications that require ASIL-D compliance. Its comprehensive development support and safety features make it a robust choice for developers focused on safety-critical environments.
Equivalent
Equivalent products to the RM57L843BZWTT chip typically include other high-performance microcontrollers with similar specifications and features such as safety, real-time processing, and connectivity. Some possible alternatives could be the Texas Instruments TMS570 series, Infineon's AURIX family, or NXP's S32 series, specifically designed for automotive and industrial applications that require safety and real-time control. Always ensure compatibility in terms of pinout, memory, and peripherals when selecting equivalents.
Features
The RM57L843BZWTT is a microcontroller unit (MCU) from Texas Instruments, part of the Hercules RM series designed for safety-critical applications. Key features of this MCU include:
1. ARM Cortex-R5F Core: It features dual ARM Cortex-R5F cores with lockstep operation for enhanced reliability and performance.
2. Speed: Operates at up to 330 MHz to handle complex processing tasks.
3. Memory: Includes 3 MB of Flash memory and 512 KB of RAM, offering ample space for code and data storage.
4. Safety: Designed for functional safety applications, complying with standards like IEC 61508 and ISO 26262. It includes error-correcting code (ECC) and built-in self-test (BIST) capabilities.
5. Connectivity: Offers various communication interfaces such as SPI, I2C, UART, Ethernet, and CAN for flexible connectivity.
6. Timers and PWMs: Equipped with multiple timers and PWM channels for precise control and timing applications.
7. Analog Features: Contains an integrated 12-bit ADC for analog-to-digital conversion tasks.
8. Temperature Range: Suitable for industrial environments, supporting a wide operating temperature range.
These features make the RM57L843BZWTT ideal for automotive, industrial, and aerospace applications where safety and reliability are critical.
1. ARM Cortex-R5F Core: It features dual ARM Cortex-R5F cores with lockstep operation for enhanced reliability and performance.
2. Speed: Operates at up to 330 MHz to handle complex processing tasks.
3. Memory: Includes 3 MB of Flash memory and 512 KB of RAM, offering ample space for code and data storage.
4. Safety: Designed for functional safety applications, complying with standards like IEC 61508 and ISO 26262. It includes error-correcting code (ECC) and built-in self-test (BIST) capabilities.
5. Connectivity: Offers various communication interfaces such as SPI, I2C, UART, Ethernet, and CAN for flexible connectivity.
6. Timers and PWMs: Equipped with multiple timers and PWM channels for precise control and timing applications.
7. Analog Features: Contains an integrated 12-bit ADC for analog-to-digital conversion tasks.
8. Temperature Range: Suitable for industrial environments, supporting a wide operating temperature range.
These features make the RM57L843BZWTT ideal for automotive, industrial, and aerospace applications where safety and reliability are critical.
Pinout
The RM57L843BZWTT is a microcontroller from Texas Instruments, part of the Hercules RM series designed for safety-critical applications. It is specifically aimed at applications requiring high performance and reliability, such as automotive and industrial systems.
This microcontroller comes in a BGA (Ball Grid Array) package and features a pin count of 337. The RM57L843 includes the following key functions:
1. Dual ARM Cortex-R5F Cores: Provides high performance with lockstep capability for safety-critical applications.
2. Memory: Includes on-chip Flash and RAM for program and data storage.
3. Safety Features: Equipped with integrated safety features like error checking and correction (ECC), memory protection, and built-in self-test (BIST) for diagnostic coverage.
4. Communication Interfaces: Offers various communication interfaces, including CAN, LIN, SPI, and UART, for connectivity in diverse applications.
5. Timers and PWM: Includes multiple timers and pulse width modulation (PWM) modules for precise control tasks.
6. High-Speed ADC: Features an analog-to-digital converter for interfacing with analog sensors.
This combination of features makes the RM57L843 particularly suited for applications demanding both high performance and safety.
This microcontroller comes in a BGA (Ball Grid Array) package and features a pin count of 337. The RM57L843 includes the following key functions:
1. Dual ARM Cortex-R5F Cores: Provides high performance with lockstep capability for safety-critical applications.
2. Memory: Includes on-chip Flash and RAM for program and data storage.
3. Safety Features: Equipped with integrated safety features like error checking and correction (ECC), memory protection, and built-in self-test (BIST) for diagnostic coverage.
4. Communication Interfaces: Offers various communication interfaces, including CAN, LIN, SPI, and UART, for connectivity in diverse applications.
5. Timers and PWM: Includes multiple timers and pulse width modulation (PWM) modules for precise control tasks.
6. High-Speed ADC: Features an analog-to-digital converter for interfacing with analog sensors.
This combination of features makes the RM57L843 particularly suited for applications demanding both high performance and safety.
Manufacturer
The RM57L843BZWTT is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a variety of electronic components, including integrated circuits (ICs) and embedded processors. TI is known for its innovation in analog and digital signal processing, microcontrollers, and other critical semiconductor technologies. The company serves a wide array of industries, including automotive, industrial, and consumer electronics.
Application
The RM57L843BZWTT is a microcontroller designed primarily for safety-critical automotive and industrial applications. Key application areas include automotive safety systems such as advanced driver-assistance systems (ADAS), electronic stability control, and airbag systems. In industrial settings, it's used in automation and control systems that require high reliability and safety, such as programmable logic controllers (PLCs), robotics, and motor control systems. Its architecture supports real-time data processing, and it includes safety features like error-correcting code (ECC) on memory and a lockstep CPU architecture, making it suitable for applications that demand high performance and safety.
Package
The RM57L843BZWTT is a microcontroller from Texas Instruments, part of the Hercules RM57L series, and it typically comes in a 337-pin NFBGA (non-fine pitch ball grid array) package.
