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STMicroelectronics SPC58EC80E5QMC1X
- Part No.:
- SPC58EC80E5QMC1X
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 144-TQFP Exposed Pad
- Datasheet:
-
SPC58EC80E5QMC1X.pdf
- Description:
- IC MCU 32BIT 4MB FLASH 144TQFP
- Quantity:
- Payment:
- Shipping:
Inventory:177
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Product details
Overview
SPC58EC80E5QMC1X from STMicroelectronics is an AEC-Q100 qualified 32-bit Power Architecture automotive microcontroller with dual e200z420n3 cores running at up to 180 MHz, 4 MB on-chip flash (4096 KB code + 128 KB data), Hardware Security Module (HSM), and ASIL-B compliance per ISO 26262 for safety-critical powertrain and chassis control applications.
For engineers reviewing the SPC58EC80E5QMC1X datasheet, SPC58EC80E5QMC1X pinout, SPC58EC80E5QMC1X application, or SPC58EC80E5QMC1X equivalent, this device supports CAN-FD, FlexRay, Ethernet 10/100 Mbps with IEEE 1588 timestamping, dual PLL clocking, and BCTU-synchronized ADC triggering - critical for real-time deterministic vehicle control systems.
Technical Context
The SPC58EC80E5QMC1X implements a dual-core lock-step-capable architecture with delayed lock-step redundancy checkers and dedicated memory protection units (CMPU per core, SMPU for system). Its crossbar switch enables concurrent ECC-protected access to Flash, SRAM, and peripherals by multiple bus masters including eDMA, CPU, and HSM.
It integrates an ASIL-B safety concept featuring FCCU for failure notification handling, MEMU for memory error reporting, CRC units for data integrity, and end-to-end ECC across memory and interconnect paths. The HSM includes 176 KB dedicated flash (144 KB code + 32 KB data) and hardware cryptographic acceleration for secure boot and key management.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | Dual e200z420n3 Power Architecture CPUs, 180 MHz max, VLE instruction set for reduced code footprint |
| Flash Memory | 4224 KB total: 4096 KB code flash + 128 KB data flash, supporting Read-While-Write and EEPROM emulation |
| RAM | 384 KB general-purpose SRAM + 128 KB core-local RAM (64 KB per CPU), plus 176 KB HSM-dedicated flash |
| Safety Certification | AEC-Q100 Grade 1 (–40 °C to 150 °C junction), ISO 26262 ASIL-B compliant with FCCU, MEMU, and CRC units |
| Communication Interfaces | 8 MCAN (ISO CAN-FD), 18 LINFlexD, 8 DSPI, dual-channel FlexRay, 1x 10/100 Mbps Ethernet with IEEE 1588 timestamping |
| Analog Subsystem | 3× fast 12-bit SAR ADCs, 1× supervisor 12-bit SAR ADC, 1× 10-bit SAR ADC with STDBY mode, BCTU-triggered conversion synchronization |
| Package & Thermal | eLQFP176 (24 × 24 × 1.4 mm), rated for –40 °C to 150 °C junction temperature |
Pinout & Package
eLQFP176 package with 176 leads, 0.5 mm pitch, exposed thermal pad, RoHS-compliant, moisture sensitivity level 3. Pin functions defined per SPC584Cx/ECx IO Definition document; includes dedicated supply domains (VDD_LV, VDD_HV_IO_MAIN/FLEX/OSC/FLA), HSM I/O, JTAG/Nexus debug, and peripheral-specific signal groups (MCAN, LINFlexD, DSPI, Ethernet PHY interface).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_LV | Core power supply | 1.2 V ±5 % supply for CPU, cache, and logic; requires low-noise regulation and local decoupling |
| VDD_HV_IO_MAIN | Main I/O power supply | 5 V or 3.3 V supply for GPIO, LINFlexD, DSPI, and MCAN I/O buffers; supports mixed-voltage operation |
| OSC_IN / OSC_OUT | External crystal oscillator input/output | Supports 40 MHz main crystal and 32 kHz RTC crystal; internal RC oscillators provide fallback clock sources |
| ETH_MDIO / ETH_MDC | Ethernet management interface | IEEE 802.3-compliant MDIO/MDC interface for PHY configuration and status monitoring |
| HSM_VDD / HSM_VSS | HSM power domain | Independent 1.2 V supply for Hardware Security Module; isolated to prevent fault propagation to main cores |
| NEXUS_TDI / TDO / TCK / TMS | Nexus Class 3+ debug interface | IEEE-ISTO 5001-2003 compliant trace and debug port supporting real-time instruction trace and data watchpoints |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core lock-step with redundancy checkers | Enables ASIL-B fault detection via delayed lock-step comparison and automatic fail-safe response |
| Crossbar switch with end-to-end ECC | Allows simultaneous, error-corrected access to memory and peripherals by CPU, eDMA, and HSM without arbitration bottlenecks |
| Body Cross Triggering Unit (BCTU) | Synchronizes ADC conversions to eMIOS PWM edges or PIT timers - eliminates jitter in sensor sampling for motor control |
| Enhanced modular I/O subsystem (eMIOS) | 64-channel 16-bit timer subsystem with buffered updates, shifted PWM outputs, and DMA-triggered register loading |
| Hardware Security Module (HSM) | Isolated execution environment with 176 KB dedicated flash, cryptographic accelerators, and secure boot ROM |
Applications
| Electric Power Steering (EPS) | Advanced Driver Assistance Systems (ADAS) ECU |
|---|---|
Use Scenario: Real-time torque assist calculation and motor phase current control under dynamic road load conditions. IC Role / Device Role / Timing Role: Dual-core deterministic execution with BCTU-synchronized ADC sampling and eMIOS-generated PWM waveforms at ≤10 µs loop latency. Use Value: Enables SIL2-compliant torque path with lock-step core validation, ASIL-B certified safety monitor, and HSM-secured firmware updates. |
Use Scenario: Sensor fusion processing for radar-camera coordination in forward collision warning and automatic emergency braking. IC Role / Device Role / Timing Role: High-throughput data ingestion via 8 MCAN-FD channels and Ethernet AVB streams, with time-synchronized timestamping via IEEE 1588. Use Value: Supports deterministic multi-sensor data alignment, secure OTA update delivery via HSM, and functional safety partitioning between perception and actuation tasks. |
| Transmission Control Unit (TCU) | Brake-by-Wire (BBW) Controller |
Use Scenario: Closed-loop hydraulic pressure control and gear shift scheduling using engine torque, wheel speed, and throttle position inputs. IC Role / Device Role / Timing Role: Dual-core separation of safety-critical actuator control (ASIL-B) and non-safety diagnostics (ASIL-A), coordinated via XBAR and shared SRAM with ECC. Use Value: Achieves <100 µs worst-case interrupt latency for solenoid driver PWM, with MEMU-monitored flash/SRAM for runtime integrity verification. |
Use Scenario: Redundant brake pressure modulation with independent hydraulic circuits and fail-operational fallback logic. IC Role / Device Role / Timing Role: Lock-step core pair executing primary and checker control algorithms, with FCCU-managed fault escalation to mechanical backup activation. Use Value: Meets ASIL-D decomposition requirements via dual ASIL-B cores, HSM-verified secure boot, and CRC-protected communication stacks. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual-core automotive MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| NXP S32K344 | ARM Cortex-M7 dual-core, 2 MB flash, no integrated Ethernet MAC, uses external PHY; lacks BCTU and eMIOS-level PWM synchronization | Better suited for body electronics with lower real-time determinism; less optimal for EPS/BBW requiring sub-µs ADC-PWM correlation | Select when ARM ecosystem tooling and AUTOSAR Classic support are prioritized over Power Architecture timing precision |
| Renesas RH850/U2A | 32-bit RXv3 core, 4 MB flash, 256 KB RAM, supports CAN-FD and FlexRay but no Ethernet; uses different safety architecture (lock-step + ECC, no HSM) | Strong in powertrain control but limited in high-bandwidth sensor fusion; no native IEEE 1588 or AVB stack support | Prefer for legacy RH850 migration paths or where CAN/FlexRay bandwidth dominates over Ethernet-based ADAS data aggregation |
Compared with NXP S32K344 and Renesas RH850/U2A, the SPC58EC80E5QMC1X uniquely combines Power Architecture deterministic timing, integrated Ethernet with timestamping, BCTU-triggered ADC synchronization, and a certified HSM - making it optimal for next-generation ASIL-B/B(D) distributed vehicle controllers requiring both safety and connectivity.
Availability
SPC58EC80E5QMC1X is available at Aetrix Electronics and suitable for electric power steering (EPS), transmission control units (TCU), and brake-by-wire (BBW) systems requiring stable component supply, long-term automotive lifecycle support, and AEC-Q100 qualification.
Supply support for SPC58EC80E5QMC1X 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 broad manufacturing scale and automotive qualification expertise.
The SPC58 C Line is ST's high-performance automotive MCU family built on 40 nm technology, designed specifically for ASIL-B safety-critical powertrain, chassis, and ADAS applications demanding dual-core determinism, integrated security, and multi-protocol connectivity.
FAQ
What is the maximum operating junction temperature for SPC58EC80E5QMC1X?
The device is rated for a junction temperature range of –40 °C to +150 °C, validated per AEC-Q100 Grade 1 requirements. This rating applies across all operating modes including full-speed dual-core execution, Ethernet packet processing, and HSM cryptographic operations, with thermal derating defined in Section 4.6 of DS11620 Rev 8.
Does SPC58EC80E5QMC1X support IEEE 1588 Precision Time Protocol (PTP)?
Yes - the integrated Ethernet MAC supports IEEE 1588-2008 timestamping with a 64-bit internal time stamp counter, hardware-assisted PTP event message handling, and fine-grained synchronization accuracy required for time-sensitive networking in ADAS and zonal architectures.
How is the Hardware Security Module (HSM) isolated from the main cores?
The HSM operates in a physically and electrically isolated power domain (HSM_VDD/HSM_VSS), with dedicated 176 KB flash, separate bus interface, and no direct memory-mapped access from main cores. Communication occurs only via secure mailbox registers with hardware-enforced access control and CRC-protected message framing.
Can SPC58EC80E5QMC1X execute code from its data flash while programming other flash sectors?
Yes - the 4224 KB flash supports true Read-While-Write (RWW) operation across multiple independently erasable blocks, enabling background firmware updates and EEPROM emulation without halting CPU execution or compromising real-time control loops.
SPC58EC80E5QMC1X Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 144-TQFP Exposed Pad
- Series:
- SPC58
- Packaging:
- Bulk
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- e200z4
- Core Size:
- 32-Bit Dual-Core
- Speed:
- 180MHz
- Connectivity:
- Ethernet, FlexRay, I2C, LINbus, SPI, UART/USART
- Peripherals:
- DMA, POR, Temp Sensor, WDT
- Number of I/O:
- -
- Program Memory Size:
- 4MB (4M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 128K x 8
- RAM Size:
- 512K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 5.5V
- Data Converters:
- A/D 10/12b SAR
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
SPC58EC80E5QMC1X FAQ
1.How can I place an order for SPC58EC80E5QMC1X through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC58EC80E5QMC1X on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for SPC58EC80E5QMC1X reliable?
The price and inventory of SPC58EC80E5QMC1X are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC58EC80E5QMC1X is usually 5 days.
3.What payment methods are accepted for SPC58EC80E5QMC1X?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC58EC80E5QMC1X transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC58EC80E5QMC1X?
SPC58EC80E5QMC1X orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC58EC80E5QMC1X order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for SPC58EC80E5QMC1X?
For technical support, including SPC58EC80E5QMC1X datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC58EC80E5QMC1X requirements.
6.How does Aetrix verify that SPC58EC80E5QMC1X is sourced from the original manufacturer or authorized distributors?
All SPC58EC80E5QMC1X products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that SPC58EC80E5QMC1X meets industry standards.
7.What is the process for return or replacement of SPC58EC80E5QMC1X?
All SPC58EC80E5QMC1X units undergo pre-shipment inspection (PSI). If there is an issue with SPC58EC80E5QMC1X, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The SPC58EC80E5QMC1X part is unused and in its original packaging.
Return procedure for SPC58EC80E5QMC1X:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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