STMicroelectronics SPC582B54E1CG00X

Overview

SPC582B54E1CG00X from STMicroelectronics is an AEC-Q100 qualified 32-bit Power Architecture automotive microcontroller with e200z2 single core running at up to 80 MHz, 1088 KB on-chip flash (1024 KB code + 64 KB data), 96 KB SRAM, and ASIL-B functional safety compliance per ISO 26262 - deployed in engine control units for real-time sensor processing and actuator command execution.

For engineers reviewing the SPC582B54E1CG00X datasheet, SPC582B54E1CG00X pinout, SPC582B54E1CG00X application, or SPC582B54E1CG00X equivalent, key selection considerations include its dual PLL clock architecture, 7 MCAN interfaces with ISO CAN FD support, eMIOS-based timing synchronization with ADC, and integrated FCCU/MEMU for ASIL-B fault handling in powertrain systems.

Technical Context

The SPC582B54E1CG00X implements a single-issue e200z2 CPU core compliant with Power Architecture embedded specification, featuring Variable Length Encoding (VLE) for reduced code footprint and single-precision floating-point unit (EFPU2). Its memory subsystem includes 1088 KB flash with read-while-write capability and EEPROM emulation across multiple RWW partitions, plus 96 KB SRAM with 64 KB in standby mode.

Safety-critical operation is enabled by dedicated hardware blocks: Fault Collection and Control Unit (FCCU), Memory Error Management Unit (MEMU), dual CRC engines, end-to-end ECC on crossbar, flash, and SRAM, and Nexus Class 3+ debug/trace interface supporting runtime diagnostics and trace capture for AUTOSAR-compliant development.

Key Specifications

Pinout & Package

eTQFP64 package (10 mm × 10 mm × 1.0 mm, 0.5 mm pitch), RoHS-compliant, automotive-grade thermal performance (θ_JA = 42.5 °C/W).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar automotive MCU applications.

Compared with SPC582B54E1CG00X, the S32K144 offers higher clock frequency but less on-chip memory and fewer native CAN FD interfaces, while the RH850/F1L provides greater SRAM and clock speed but lacks the BCTU-eMIOS-ADC synchronization capability critical for high-precision closed-loop control.

Availability

SPC582B54E1CG00X is available at Aetrix Electronics and suitable for engine control units, transmission control modules, electric power steering systems, and ADAS sensor hubs requiring stable component supply under AEC-Q100 Grade 0 conditions.

Supply support for SPC582B54E1CG00X includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, specializing in automotive, industrial, and power management ICs with vertical manufacturing capabilities and ISO/TS 16949-certified processes.

The SPC58x automotive MCU product line targets next-generation powertrain and chassis control applications, delivering ASIL-B compliance, CAN FD scalability, and real-time deterministic performance within 40 nm process constraints.

FAQ

What is the maximum junction temperature rating for SPC582B54E1CG00X?

The SPC582B54E1CG00X is rated for continuous operation at a maximum junction temperature of +150 °C, validated per AEC-Q100 Grade 0 requirements. Thermal derating begins above this limit, and sustained operation beyond 150 °C requires system-level validation per ST's application note AN5025. The eTQFP64 package achieves θ_JA = 42.5 °C/W under standard JEDEC 2-layer board conditions.

Does SPC582B54E1CG00X support EEPROM emulation out of the box?

Yes - the 1088 KB flash includes dedicated 64 KB data flash partition with hardware-assisted RWW (Read-While-Write) capability and multiple independently erasable blocks. ST provides SPC5 Flash Library v3.2.0 with APIs for wear leveling, atomic write, and error recovery, enabling robust EEPROM emulation without external non-volatile memory.

How many CAN FD interfaces does SPC582B54E1CG00X support natively?

The SPC582B54E1CG00X integrates seven fully independent MCAN modules, each compliant with ISO 11898-1:2015 (CAN FD) and supporting flexible data rates up to 5 Mbit/s. All modules feature shared message RAM architecture, Tx/Rx FIFOs, and built-in bit-rate switching logic - no external transceivers or protocol converters are required for native CAN FD operation.

Is Nexus Class 3+ debug supported on SPC582B54E1CG00X?

Yes - the device implements IEEE-ISTO 5001-2003 Nexus Class 3+ with extended trace capabilities including instruction trace, data trace, and real-time variable monitoring. It supports both 4-pin JTAG and 2-pin cJTAG interfaces, with trace bandwidth up to 200 MHz via parallel trace port. ST's SPC5 Studio IDE and Lauterbach TRACE32 tools provide full debug and trace integration.