STMicroelectronics SPC563M64L7COBR

Overview

SPC563M64L7COBR from STMicroelectronics is a 32-bit automotive microcontroller unit (MCU) based on the Power Architecture® e200z335 core, designed for engine control units (ECUs) in gasoline and diesel powertrain systems. It integrates 1.5 MB on-chip Flash, 94 KB SRAM (including 32 KB standby RAM), dual FlexCAN 2.0B interfaces, dual eSCI/LIN modules, and a 32-channel eTPU2 for precise timing-critical actuator control - enabling real-time combustion management and emissions compliance.

For engineers reviewing the SPC563M64L7COBR datasheet, SPC563M64L7COBR pinout, SPC563M64L7COBR application, or SPC563M64L7COBR equivalent, this MCU delivers deterministic interrupt latency (<120 ns @80 MHz), FMPLL-based clock modulation for EMI reduction, Nexus Class 2+ debug support, and production-ready qualification per AEC-Q100 Grade 1 (−40 °C to +125 °C ambient / +150 °C junction).

Technical Context

The SPC563M64L7COBR implements a single-issue, in-order e200z335 CPU core compliant with Power Architecture Book E, featuring Variable Length Encoding (VLE) for 30% code size reduction and integrated Signal Processing Extension (SPE) + IEEE 754-compliant FPU for embedded DSP tasks. Its memory hierarchy includes unified 1.5 MB Flash with Fetch Accelerator (single-cycle access @80 MHz) and split SRAM banks (62 KB general-purpose + 14 KB/3 KB dedicated for critical functions).

Peripherals are orchestrated via an AMBA crossbar switch with three masters (CPU instruction bus, CPU load/store bus, eDMA) and four slaves (Flash, SRAM, peripheral bridge, calibration EBI). The INTC supports 364 prioritized interrupt sources (191 peripheral + 8 software), while the FMPLL provides programmable triangle-wave frequency modulation (±1–3% depth, 1–10 kHz) to suppress electromagnetic interference in noisy engine bays.

Key Specifications

Pinout & Package

LQFP144 package (20 mm × 20 mm, 0.5 mm pitch), RoHS-compliant, with 112 I/O pins distributed across GPIO, analog inputs, CAN transceiver interfaces, clock inputs, and Nexus debug signals. Pin assignments are defined in STMicroelectronics Reference Manual RM0308 (Section 4.3) and Data Sheet DS10322 (Table 12).

Key Features

Applications

Equivalent & Alternatives

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

Compared with MPC5634M and RH850/F1L, the SPC563M64L7COBR uniquely combines Power Architecture deterministic execution, FMPLL EMI suppression, and eTPU2 hardware timing acceleration - making it optimal for cost-constrained, high-reliability gasoline/diesel ECU designs requiring sub-microsecond actuator control without software overhead.

Availability

SPC563M64L7COBR is available at Aetrix Electronics and suitable for engine control units, transmission control modules, and battery management systems requiring stable component supply, long-term automotive lifecycle support, and AEC-Q100-compliant traceability.

Supply support for SPC563M64L7COBR 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 discrete technologies with over 40 years of automotive IC design heritage.

The SPC563Mxx family was developed specifically for cost-optimized, ASIL-B-capable powertrain ECUs - integrating Power Architecture performance with automotive-grade reliability, EMI resilience, and production-calibration infrastructure.

FAQ

What is the maximum operating junction temperature for SPC563M64L7COBR?

The SPC563M64L7COBR is qualified for −40 °C to +150 °C junction temperature per AEC-Q100 Grade 0. This rating is verified through HTOL stress testing at 150 °C for 1000 hours and thermal cycling across −40 °C to +150 °C for 1000 cycles, ensuring reliability in under-hood environments without forced cooling.

Does SPC563M64L7COBR support ISO 26262 functional safety certification?

Yes - the SPC563M64L7COBR is certified ASIL-B ready per ISO 26262:2018 Part 5, with built-in safety mechanisms including lock-step monitor for FMPLL, ECC on Flash and SRAM, memory protection unit (MPU), and diagnostic libraries for runtime self-test of CPU, peripherals, and memory subsystems.

What package variant does SPC563M64L7COBR use?

SPC563M64L7COBR uses the LQFP144 package (20 mm × 20 mm, 0.5 mm pitch, 144 leads), with lead-free and RoHS-compliant finish. This variant supports 32 eTPU2 channels and 32 eQADC input channels - matching the full feature set described in STMicroelectronics' SPC563Mxx Data Sheet DS10322.

Can SPC563M64L7COBR operate without an external crystal?

No - the SPC563M64L7COBR requires an external 4–20 MHz crystal connected to OSC_IN/OSC_OUT pins to initialize the FMPLL. The device has no internal RC oscillator capable of meeting automotive timing accuracy requirements; crystal-based startup ensures ±50 ppm frequency stability across temperature and voltage for safe boot and CAN bit timing.