Overview
The SPC570S40E1CEFAY is a 32-bit microcontroller from STMicroelectronics, part of the SPC570Sx family. This device is designed for automotive ASILD (Automotive Safety Integrity Level D) applications and is built on the Power Architecture embedded category. It features a dual-core architecture with two e200z0h processors running in lockstep at up to 80 MHz, ensuring high performance and safety. The microcontroller is AEC-Q100 qualified, making it suitable for demanding automotive environments.
Key Specifications
| Feature | Description |
|---|---|
| Process | 55 nm |
| Main Processor Core | e200z0h (dual core in lockstep) |
| Main Processor Frequency | Up to 80 MHz |
| Flash Memory | Up to 256 KB (code) + 32 KB (data) |
| SRAM | Up to 32 KB |
| DMA Channels | 16 channels per eDMA |
| Communication Interfaces | 1 FlexCAN, 2 LINFlexD, 3 DSPI modules |
| ADC | 2 enhanced 12-bit SAR analog converters |
| Voltage Supply | Single 3.3 V or 5 V |
| Junction Temperature Range | -40 °C to 150 °C (165 °C grade optional) |
| Package | eTQFP64 |
Key Features
- AEC-Q100 qualified for automotive applications
- Dual-core e200z0h processors with lockstep operation for enhanced safety
- High performance with up to 80 MHz core frequency
- Variable Length Encoding (VLE) for improved code density
- Comprehensive safety features including ECC, E2E EDC, and FCCU
- Multi-channel direct memory access controller (eDMA) with 16 channels
- Dual phase-locked loops with stable clock domains
- Nexus Class 3 debug and trace interface
- Enhanced SW watchdog and cyclic redundancy check (CRC) unit
- On-chip CAN/UART Bootstrap loader with Boot Assisted Flash (BAF)
- Programmable Cross Triggering Unit (CTU) and junction temperature sensor
Applications
The SPC570S40E1CEFAY microcontroller is primarily designed for automotive safety and chassis applications, including:
- Advanced Driver Assistance Systems (ADAS)
- Automotive Safety Integrity Level D (ASILD) applications
- Chassis control systems
- Automotive body and convenience systems
Q & A
- What is the core architecture of the SPC570S40E1CEFAY microcontroller?
The SPC570S40E1CEFAY features a dual-core architecture with two e200z0h processors running in lockstep.
- What is the maximum operating frequency of the SPC570S40E1CEFAY?
The maximum operating frequency is up to 80 MHz.
- What type of flash memory does the SPC570S40E1CEFAY have?
The microcontroller has up to 256 KB of code flash memory and 32 KB of data flash memory.
- What safety features are included in the SPC570S40E1CEFAY?
The device includes comprehensive safety features such as ECC, E2E EDC, FCCU, and memory error management unit (MEMU).
- What communication interfaces are available on the SPC570S40E1CEFAY?
The microcontroller includes 1 FlexCAN interface, 2 LINFlexD modules, and 3 DSPI modules.
- What is the voltage supply range for the SPC570S40E1CEFAY?
The device can operate with a single 3.3 V or 5 V voltage supply.
- What is the junction temperature range for the SPC570S40E1CEFAY?
The junction temperature range is -40 °C to 150 °C, with an optional 165 °C grade.
- What package type is the SPC570S40E1CEFAY available in?
The microcontroller is available in the eTQFP64 package.
- Is the SPC570S40E1CEFAY AEC-Q100 qualified?
Yes, the SPC570S40E1CEFAY is AEC-Q100 qualified for automotive applications.
- What development tools are available for the SPC570S40E1CEFAY?
The device is supported by software drivers, operating systems, and configuration code within the SPC5Studio environment.
