Overview
The SPC58NE84E7QMHAR is a 32-bit microcontroller from STMicroelectronics, part of the SPC58xEx family. This microcontroller builds on the legacy of the SPC5x family, introducing new features and improvements in power and performance. It is designed for automotive applications, particularly those requiring high safety standards such as ASIL-D compliance. The device features a tri-core architecture with three main CPUs, each being 32-bit Power Architecture VLE compliant, and includes various peripherals and interfaces to support complex automotive systems.
Key Specifications
| Parameter | Description |
|---|---|
| Core Architecture | 32-bit Power Architecture VLE compliant, tri-core with dual-issue CPU core complexes (e200z4) |
| Core Speed | Up to 180 MHz |
| Flash Memory | 6288 KB code flash + 288 KB data flash |
| SRAM | 608 KB general-purpose SRAM + 160 KB core local data RAM |
| Operating Temperature | -40 °C to 165 °C |
| Package | LQFP 176 24x24x1.4 mm |
| Communication Interfaces | 18 LINFlexD modules, 10 DSPI modules, 8 MCAN interfaces with CAN-FD support, 2 Ethernet controllers 10/100 Mbps, FlexRay controller |
| Analog-to-Digital Converters | 1 supervisor 12-bit SAR, 4 fast 12-bit SAR, 3 separate 10-bit SAR, 6 separate 16-bit Sigma-Delta |
| Power Supply | External Regulators (1.2 V core, 3.3 V–5 V IO), Single internal SMPS regulator, Single internal Linear Regulator with external ballast |
| Safety Features | ASIL-D compliance, FCCU, MEMU, CRC unit, Hardware Security Module (HSM) |
Key Features
- Tri-core architecture with three main CPUs, each 32-bit Power Architecture VLE compliant, and two of them in lock-step configuration.
- Enhanced analog-to-digital converter system with multiple SAR and Sigma-Delta converters.
- Comprehensive communication interfaces including LINFlexD, DSPI, MCAN with CAN-FD support, Ethernet, and FlexRay.
- Generic Timer Module (GTM 343) with 144 channels and 5 programmable fine grain multi-threaded cores.
- Advanced safety features including ASIL-D compliance, FCCU, MEMU, and HSM.
- Flexible power supply options with external regulators, internal SMPS, and internal linear regulator.
- Nexus development interface (NDI) and Boot assist Flash (BAF) for factory programming.
Applications
The SPC58NE84E7QMHAR microcontroller is primarily designed for automotive applications, particularly those requiring high safety standards such as Advanced Driver Assistance Systems (ADAS), autonomous driving, and safety-critical systems. It is also suitable for other applications that demand robust performance, advanced safety features, and comprehensive communication capabilities.
Q & A
- What is the core architecture of the SPC58NE84E7QMHAR microcontroller?
The SPC58NE84E7QMHAR features a 32-bit Power Architecture VLE compliant tri-core architecture with dual-issue CPU core complexes (e200z4). - What is the maximum operating temperature of the SPC58NE84E7QMHAR?
The operating temperature range is -40 °C to 165 °C. - What types of analog-to-digital converters are available on this microcontroller?
The microcontroller includes 1 supervisor 12-bit SAR, 4 fast 12-bit SAR, 3 separate 10-bit SAR, and 6 separate 16-bit Sigma-Delta analog converters. - What communication interfaces are supported by the SPC58NE84E7QMHAR?
The device supports 18 LINFlexD modules, 10 DSPI modules, 8 MCAN interfaces with CAN-FD support, 2 Ethernet controllers 10/100 Mbps, and a FlexRay controller. - Does the SPC58NE84E7QMHAR support ASIL-D safety standards?
Yes, it is designed to meet ASIL-D safety standards of ISO 26262. - What power supply options are available for the SPC58NE84E7QMHAR?
The device offers external regulators (1.2 V core, 3.3 V–5 V IO), a single internal SMPS regulator, and a single internal linear regulator with external ballast. - What is the purpose of the Generic Timer Module (GTM 343) in the SPC58NE84E7QMHAR?
The GTM 343 is an intelligent complex timer module with 144 channels and 5 programmable fine grain multi-threaded cores. - How does the SPC58NE84E7QMHAR support factory programming?
The device supports factory programming using Boot assist Flash (BAF) through the asynchronous CAN or LIN/UART. - What is the role of the Hardware Security Module (HSM) in the SPC58NE84E7QMHAR?
The HSM is part of the comprehensive safety and security features, providing enhanced security for the microcontroller. - What is the maximum clock frequency of the SPC58NE84E7QMHAR?
The maximum clock frequency is up to 180 MHz.
