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STMicroelectronics SPC58EC70E1F0C0X
- Part No.:
- SPC58EC70E1F0C0X
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 64-TQFP Exposed Pad
- Datasheet:
-
SPC58EC70E1F0C0X.pdf
- Description:
- IC MCU 32BIT 2MB FLASH 64ETQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,751
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Product details
Overview
SPC58EC70E1F0C0X from STMicroelectronics is a dual-core 32-bit Power Architecture automotive microcontroller with two e200z420n3 CPUs running at up to 180 MHz, 4 MB on-chip flash (4096 KB code + 128 KB data), Hardware Security Module (HSM), and ASIL-B functional safety compliance per ISO 26262 - deployed in engine control units, transmission controllers, and battery management systems for electric vehicles.
For engineers reviewing the SPC58EC70E1F0C0X datasheet, SPC58EC70E1F0C0X pinout, SPC58EC70E1F0C0X application, or SPC58EC70E1F0C0X equivalent, this MCU delivers deterministic real-time execution, dual-lockstep-capable safety architecture, CAN-FD and Ethernet AVB connectivity, and integrated HSM for secure boot and cryptographic acceleration in safety-critical powertrain applications.
Technical Context
The SPC58EC70E1F0C0X implements a dual-core e200z420n3 architecture with Variable Length Encoding (VLE), 8 KB instruction cache and 4 KB data cache per core, and 128 KB local data RAM (64 KB per CPU). It integrates a crossbar switch with end-to-end ECC for concurrent access to Flash, SRAM, and peripherals by multiple bus masters.
Safety is enforced via FCCU, MEMU, CRC units, and delayed lock-step with redundancy checkers. Clocking uses dual PLLs: one for stable peripheral domains and another for FM-modulated computational shell timing - enabling precise timing separation between safety-critical and non-safety functions.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | Dual e200z420n3 Power Architecture CPUs with VLE support - enables compact code footprint and deterministic 180 MHz real-time execution. |
| Flash Memory | 4224 KB total: 4096 KB code + 128 KB data flash - supports read-while-write and EEPROM emulation across multiple RWW partitions. |
| HSM Flash | 176 KB dedicated HSM memory (144 KB code + 32 KB data) - isolates cryptographic operations and secure boot firmware from main application space. |
| SRAM | 384 KB general-purpose SRAM + 128 KB core-local RAM - provides low-latency data storage for real-time control loops and safety monitors. |
| Safety Certification | AEC-Q100 qualified and ASIL-B compliant per ISO 26262 - validated with FCCU, MEMU, CRC, and lock-step redundancy for fault detection and reaction. |
| Communication Interfaces | 8 MCAN (ISO CAN-FD), 18 LINFlexD, 8 DSPI, dual-channel FlexRay, and IEEE 802.3-2008 10/100 Mbps Ethernet with IEEE 1588 timestamping - enables multi-domain vehicle networking. |
| Analog Subsystem | 3× fast 12-bit SAR ADCs, 1 supervisor 12-bit SAR ADC, and 1 10-bit SAR ADC with STDBY mode - supports simultaneous high-resolution sensor acquisition and low-power monitoring. |
Pinout & Package
eTQFP100 package (14 × 14 × 1.0 mm), 100-pin thermally enhanced quad flat pack with exposed thermal pad - optimized for automotive under-hood thermal cycling and EMI resilience.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_HV_IO_MAIN | I/O supply voltage | 6.0 V tolerant I/O rail supporting direct connection to automotive 5 V subsystems without level shifters. |
| PORST | Power-on reset input | Asynchronous active-low reset with internal pull-up - ensures deterministic initialization after cold start or brown-out recovery. |
| CLKIN_40M | Primary crystal oscillator input | Accepts 40 MHz external crystal - feeds PLL0 for high-precision peripheral clock domain generation. |
| CLKIN_32K | Real-time clock oscillator input | Connects to 32.768 kHz crystal - enables ultra-low-power RTC operation during STOP and HALT modes. |
| MCAN0_TX / MCAN0_RX | CAN-FD physical layer interface | Differential pair supporting ISO 11898-1:2015 CAN FD up to 5 Mbps - integrated termination and slew-rate control for robust bus communication. |
| ETH_MDC / ETH_MDIO | IEEE 802.3 management interface | Provides PHY register access for auto-negotiation, link status, and AVB configuration - essential for time-sensitive Ethernet deployment. |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core lock-step capability | Enables ASIL-B safety monitoring via hardware-redundant execution - detects transient faults with cycle-accurate comparison and automatic fail-safe response. |
| HSM with cryptographic accelerators | Offloads AES-128/256, SHA-256, and RSA-2048 operations - secures OTA updates, key provisioning, and secure boot without impacting main CPU performance. |
| End-to-end ECC on XBAR and memories | Protects data integrity across all interconnect paths and SRAM/Flash accesses - prevents silent data corruption in safety-critical control data flows. |
| BCTU-triggered ADC synchronization | Aligns analog sampling precisely to PWM edges or timer events - eliminates phase jitter in motor current sensing and torque estimation loops. |
| Smart Standby with wake-up controller | Retains SRAM content and monitors up to 32 digital inputs in <5 µA mode - enables rapid resumption of engine cranking or battery state polling without full restart. |
Applications
| Engine Control Unit (ECU) | Electric Power Steering (EPS) |
|---|---|
Use Scenario: Real-time combustion timing, fuel injection, and knock detection in ICE and hybrid powertrains. IC Role / Device Role / Timing Role: Primary safety-certified controller executing AUTOSAR-compliant BSW and application SW with dual-core lock-step supervision. Use Value: 180 MHz dual-core throughput and 3× synchronized 12-bit ADCs enable sub-microsecond closed-loop control of cylinder-specific ignition and injection events. | Use Scenario: Torque assist calculation, motor position feedback processing, and fault-tolerant steering angle validation. IC Role / Device Role / Timing Role: Safety-critical host MCU managing motor control algorithms, CAN-FD communication with ADAS modules, and HSM-secured firmware updates. Use Value: Integrated BCTU and eMIOS allow precise synchronization of motor phase current sampling to PWM switching, reducing torque ripple below 2% THD. |
| High-Voltage Battery Management System (BMS) | Vehicle Domain Controller (VDC) |
Use Scenario: Cell voltage monitoring, thermal runaway prediction, and isolation monitoring in 400–800 V traction battery packs. IC Role / Device Role / Timing Role: ASIL-B certified master controller interfacing with analog front-ends, communicating via CAN-FD and Ethernet to gateway and cloud telemetry. Use Value: 176 KB HSM flash stores secure crypto keys and tamper-proof log buffers; 10-bit STDBY ADC enables continuous cell monitoring at <10 µA quiescent current. | Use Scenario: Centralized coordination of ADAS, infotainment, and chassis subsystems using time-synchronized Ethernet AVB and CAN-FD. IC Role / Device Role / Timing Role: High-integration domain processor hosting AUTOSAR Adaptive and Classic stacks, with IEEE 1588 timestamping for deterministic inter-subsystem messaging. Use Value: Dual PLL architecture separates 100 Mbps Ethernet timing (AVB/TSN) from computational shell clocks - ensuring <1 µs time sync accuracy across distributed ECUs. |
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 HSM (requires external SE) | Lacks on-die cryptographic acceleration; relies on external secure element for key management | Preferred when ARM ecosystem tooling and AUTOSAR Adaptive support are prioritized over native HSM integration |
| Renesas RH850/U2A | 32-bit RXv3 core, 4 MB flash, ASIL-D capable, no CAN-FD native support (requires external transceiver) | Higher safety certification ceiling but lacks integrated CAN-FD PHY and Ethernet MAC | Selected for ultra-high-reliability chassis control where ASIL-D compliance outweighs need for integrated high-speed networking |
Compared with SPC58EC70E1F0C0X, the S32K344 offers broader ARM toolchain compatibility but requires external security elements, while the RH850/U2A achieves ASIL-D but adds system-level complexity for CAN-FD and Ethernet - making the SPC58EC70E1F0C0X optimal for ASIL-B powertrain nodes demanding integrated safety, security, and multi-protocol networking.
Availability
SPC58EC70E1F0C0X is available at Aetrix Electronics and suitable for engine control units, electric power steering systems, and high-voltage battery management systems requiring stable component supply across automotive production lifecycles.
Supply support for SPC58EC70E1F0C0X 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 and long-term automotive qualification programs.
The SPC58 C Line targets next-generation automotive powertrain and chassis control, delivering higher MIPS/mW efficiency, integrated functional safety, and hardware-accelerated security in a single die - reducing system cost and board space versus multi-chip alternatives.
FAQ
What is the maximum junction temperature rating for SPC58EC70E1F0C0X?
The SPC58EC70E1F0C0X is rated for junction temperatures from –40 °C to +150 °C, validated per AEC-Q100 Grade 0 requirements. This allows direct mounting in high-temperature engine bay locations without derating, supported by its eTQFP100 thermal pad and internal thermal monitoring circuitry.
Does SPC58EC70E1F0C0X support AUTOSAR Classic and Adaptive platforms?
Yes - the dual e200z420n3 cores and 384 KB SRAM support AUTOSAR Classic OS and BSW stacks, while the Ethernet AVB/TSN interface and 176 KB HSM flash enable secure Adaptive application partitioning. ST provides official AUTOSAR 4.x support packages and MCAL drivers validated for this part number.
How is the Hardware Security Module (HSM) isolated from the main application cores?
The HSM occupies a physically separate on-die domain with dedicated 176 KB flash, 32 KB data RAM, and private bus interface. It runs autonomous firmware verified at boot and communicates with main cores only via secure mailbox registers - preventing software-side privilege escalation or memory-based side-channel attacks.
Can SPC58EC70E1F0C0X operate in STOP mode with Ethernet and CAN-FD interfaces active?
No - Ethernet and MCAN modules require active clock domains and are disabled in STOP mode. However, the device supports Smart Standby mode (<5 µA) with LINFlexD and RTC active, allowing wake-up via LIN message or real-time alarm while retaining SRAM content and HSM context for rapid resumption.
SPC58EC70E1F0C0X Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 64-TQFP Exposed Pad
- Series:
- SPC58
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- e200z420
- Core Size:
- 32-Bit Dual-Core
- Speed:
- 180MHz
- Connectivity:
- CANbus, I2C, LINbus, SPI
- Peripherals:
- DMA
- Number of I/O:
- 48
- Program Memory Size:
- 2MB (2M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 64K x 8
- RAM Size:
- 128K x 8
- Voltage - Supply (Vcc/Vdd):
- 3.3V, 5V
- Data Converters:
- -
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
SPC58EC70E1F0C0X FAQ
1.How can I place an order for SPC58EC70E1F0C0X through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC58EC70E1F0C0X 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 SPC58EC70E1F0C0X reliable?
The price and inventory of SPC58EC70E1F0C0X are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC58EC70E1F0C0X is usually 5 days.
3.What payment methods are accepted for SPC58EC70E1F0C0X?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC58EC70E1F0C0X transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC58EC70E1F0C0X?
SPC58EC70E1F0C0X orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC58EC70E1F0C0X 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 SPC58EC70E1F0C0X?
For technical support, including SPC58EC70E1F0C0X datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC58EC70E1F0C0X requirements.
6.How does Aetrix verify that SPC58EC70E1F0C0X is sourced from the original manufacturer or authorized distributors?
All SPC58EC70E1F0C0X 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 SPC58EC70E1F0C0X meets industry standards.
7.What is the process for return or replacement of SPC58EC70E1F0C0X?
All SPC58EC70E1F0C0X units undergo pre-shipment inspection (PSI). If there is an issue with SPC58EC70E1F0C0X, 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 SPC58EC70E1F0C0X part is unused and in its original packaging.
Return procedure for SPC58EC70E1F0C0X:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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