Overview
The SPC56EL70L5CBOSR is a 32-bit microcontroller from STMicroelectronics, part of the SPC56XL70 series. This system-on-chip device is built on Power Architecture technology and is designed for automotive applications, particularly in electrical hydraulic power steering (EHPS), electric power steering (EPS), and airbag systems. The microcontroller features a high-performance e200z4d dual core, operating at speeds up to 120 MHz, and is optimized for low power consumption while providing high-performance processing. It supports various development tools, software drivers, operating systems, and configuration code to facilitate user implementations.
Key Specifications
| Parameter | Specification |
|---|---|
| CPU Architecture | 32-bit Power Architecture® technology |
| Core Frequency | Up to 120 MHz |
| Core Type | e200z4d dual core |
| Pipeline | Dual issue five-stage pipeline core |
| Instruction Set | Variable Length Encoding (VLE) |
| Memory Management | Memory Management Unit (MMU) |
| Instruction Cache | 4 KB with error detection code |
| Flash Memory | 2 MB with ECC |
| SRAM | 192 KB on-chip with ECC |
| Package | LQFP 144 (20x20x1.4 mm) |
| Voltage Supply | Single 3.0 V to 3.6 V |
| Ambient Temperature Range | –40 °C to 125 °C |
| Junction Temperature Range | –40 °C to 150 °C |
Key Features
- High-performance e200z4d dual core with 32-bit Power Architecture® technology CPU
- Dual issue five-stage pipeline core and Variable Length Encoding (VLE)
- Memory Management Unit (MMU) and 4 KB instruction cache with error detection code
- Signal Processing Engine (SPE)
- 2 MB flash memory and 192 KB on-chip SRAM, both with ECC
- Built-in RWW capabilities for EEPROM emulation
- SIL3/ASILD innovative safety concept with Lock step mode and Fail-safe protection
- Sphere of Replication (SoR) for key components and Fault Collection and Control Unit (FCCU)
- Boot-time Built-In Self-Test for Memory (MBIST) and Logic (LBIST)
- Replicated safety enhanced watchdog and junction temperature sensor
- Non Maskable Interrupt (NMI) and 16-region Memory Protection Unit (MPU)
- Clock Monitoring Units (CMU) and Power Management Unit (PMU)
- Cyclic Redundancy Check (CRC) unit and Decoupled Parallel mode for high performance use of replicated cores
- Nexus Class 3+ interface and replicated interrupts, 16-priority controller, and 16-channel eDMA controller
- GPIOs individually programmable as input, output or special function
- Three 6-channel general-purpose eTimer units and 2 FlexPWM units
- Communications interfaces including LINFlexD, DSPI, FlexCAN, and FlexRay modules
- Two 12-bit Analog-to-digital Converters (ADC) with programmable Cross Triggering Unit (CTU)
- Sine wave generator (D/A with low pass filter) and on-chip CAN/UART/FlexRay Bootstrap loader
Applications
The SPC56EL70L5CBOSR microcontroller is specifically designed for automotive applications, including:
- Electrical Hydraulic Power Steering (EHPS)
- Electric Power Steering (EPS)
- Airbag systems
Its advanced safety features and high-performance capabilities make it an ideal choice for these critical automotive safety and chassis applications.
Q & A
- What is the CPU architecture of the SPC56EL70L5CBOSR?
The CPU architecture is 32-bit Power Architecture® technology.
- What is the maximum core frequency of the SPC56EL70L5CBOSR?
The maximum core frequency is up to 120 MHz.
- What type of memory does the SPC56EL70L5CBOSR have?
The microcontroller has 2 MB flash memory and 192 KB on-chip SRAM, both with ECC.
- What safety features does the SPC56EL70L5CBOSR include?
The microcontroller includes SIL3/ASILD innovative safety concept with Lock step mode and Fail-safe protection, Sphere of Replication (SoR), Fault Collection and Control Unit (FCCU), and replicated safety enhanced watchdog and junction temperature sensor.
- What are the communication interfaces available on the SPC56EL70L5CBOSR?
The microcontroller features LINFlexD, DSPI, FlexCAN, and FlexRay modules.
- What is the operating temperature range of the SPC56EL70L5CBOSR?
The ambient temperature range is –40 °C to 125 °C, and the junction temperature range is –40 °C to 150 °C.
- What is the package type of the SPC56EL70L5CBOSR?
The package type is LQFP 144 (20x20x1.4 mm).
- Does the SPC56EL70L5CBOSR support any specific automotive applications?
Yes, it is designed for electrical hydraulic power steering (EHPS), electric power steering (EPS), and airbag systems.
- What is the voltage supply range for the SPC56EL70L5CBOSR?
The voltage supply range is single 3.0 V to 3.6 V.
- Does the SPC56EL70L5CBOSR have any built-in self-test capabilities?
Yes, it includes Boot-time Built-In Self-Test for Memory (MBIST) and Logic (LBIST) triggered by hardware and software.
