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STMicroelectronics SPC58EC74E3E0C1X
- Part No.:
- SPC58EC74E3E0C1X
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 100-TQFP Exposed Pad
- Datasheet:
-
SPC58EC74E3E0C1X.pdf
- Description:
- Linear IC's
- Quantity:
- Payment:
- Shipping:
Inventory:3,056
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Product details
Overview
SPC58EC74E3E0C1X from STMicroelectronics is an AEC-Q100 qualified 32-bit Power Architecture automotive microcontroller with dual e200z420n3 cores operating 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. It integrates 384 KB general-purpose SRAM, 64-channel eDMA, 8 MCAN interfaces with ISO CAN-FD support, and a 10/100 Mbps Ethernet controller compliant with IEEE 802.3-2008 - deployed in engine control units for real-time combustion timing and diagnostics.
For engineers reviewing the SPC58EC74E3E0C1X datasheet, SPC58EC74E3E0C1X pinout, SPC58EC74E3E0C1X application, or SPC58EC74E3E0C1X equivalent, key selection criteria include dual-core lock-step capability for ASIL-B fault containment, HSM cryptographic acceleration for secure boot, CAN-FD bandwidth for high-speed ECU interconnect, and eTQFP100 package compatibility with automotive PCB thermal constraints.
Technical Context
The device implements a dual-issue Power Architecture core with Variable Length Encoding (VLE) for reduced code footprint and includes dedicated 64 KB local data RAM per core plus 8 KB I-Cache and 4 KB D-Cache per core. Its crossbar switch architecture enables concurrent access to Flash, SRAM, and peripherals with end-to-end ECC protection across all bus masters.
Safety-critical operation is enabled by FCCU for failure notification handling, MEMU for memory error reporting, CRC units for data integrity, and delayed lock-step redundancy checkers between cores. The HSM contains 176 KB dedicated flash (144 KB code + 32 KB data) and hardware cryptographic accelerators supporting secure boot and runtime key management.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | Dual e200z420n3 32-bit Power Architecture CPUs with VLE instruction set and dual-issue execution |
| Max Core Frequency | 180 MHz - enables deterministic real-time response for ASIL-B engine control loops |
| Flash Memory | 4224 KB total: 4096 KB code + 128 KB data flash with Read-While-Write and EEPROM emulation support |
| HSM Flash | 176 KB dedicated: 144 KB code + 32 KB data - isolated storage for cryptographic keys and secure firmware |
| SRAM | 384 KB general-purpose + 128 KB core-local RAM (64 KB per CPU) - supports multi-context task scheduling |
| Safety Certification | AEC-Q100 Grade 0 (–40 °C to +150 °C junction) and ISO 26262 ASIL-B compliant system-level safety concept |
| Communication Interfaces | 8 MCAN (ISO CAN-FD), 18 LINFlexD, 8 DSPI, dual-channel FlexRay, and 10/100 Mbps Ethernet with IEEE 1588 timestamping |
Pinout & Package
eTQFP100 package (14 mm × 14 mm × 1.0 mm, 0.5 mm pitch) with exposed thermal pad; RoHS-compliant, automotive-grade molding compound; JEDEC-standard footprint compatible with reflow soldering profiles for under-hood applications.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_HV_IO_MAIN | Main I/O supply rail | 6.0 V tolerant power domain for LIN/CAN transceiver interface and high-voltage GPIO |
| VDD_LV | Core logic supply | 1.35 V nominal core voltage - regulated internally from 5 V or 3.3 V input for stable 180 MHz operation |
| PORST | Power-on reset input | Active-low asynchronous reset with internal pull-up; initiates boot sequence and safety state machine initialization |
| OSC_IN / OSC_OUT | 40 MHz crystal oscillator interface | Differential crystal connection for primary clock source - feeds PLL0 for peripheral domain clock generation |
| RTC_XIN / RTC_XOUT | 32 kHz crystal interface | Low-power oscillator input for real-time clock and ultra-low-power standby wake-up timing |
| TMS / TCK / TDI / TDO | JTAG debug interface | IEEE 1149.1-compliant 4-pin boundary scan and Nexus Class 3+ debug access for production test and calibration |
| ETH_MDIO / ETH_MDC | Ethernet management interface | IEEE 802.3-compliant MDIO/MDC signals for PHY register configuration and link status monitoring |
| MCAN_TX0 / MCAN_RX0 | CAN-FD channel 0 differential pair | High-speed physical layer interface supporting up to 5 Mbps data phase - routed to external CAN transceiver for ECU backbone communication |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core lock-step with redundancy checkers | Enables ASIL-B fault detection via cycle-accurate comparison of core outputs - triggers FCCU on mismatch |
| HSM with dedicated 176 KB flash | Hardware-isolated security subsystem supporting AES-128/256, SHA-256, RSA-2048, and secure boot verification |
| 8 MCAN interfaces with shared memory scheme | Reduces CPU overhead by enabling message RAM access without core intervention - supports 64-message FIFO per channel |
| eMIOS with 64 timed I/O channels | 16-bit counter resolution and buffered PWM updates - eliminates simultaneous edge transitions in motor control gate drivers |
| BCTU-triggered ADC synchronization | Enables precise capture of analog sensor data aligned to eMIOS timer events - critical for cylinder pressure sampling in ICE control |
Applications
| Engine Control Unit (ECU) | Advanced Driver Assistance Systems (ADAS) Domain Controller |
|---|---|
Use Scenario: Real-time fuel injection timing, ignition spark advance, and exhaust gas recirculation (EGR) valve control in gasoline and diesel powertrains. IC Role / Device Role / Timing Role: Primary ASIL-B compute engine executing AUTOSAR-compliant BSW and application software with deterministic 100 µs interrupt latency. Use Value: Dual-core lock-step and MEMU enable safe detection of transient memory faults during combustion cycle processing - meeting ISO 26262 diagnostic coverage targets. | Use Scenario: Sensor fusion hub aggregating radar, camera, and ultrasonic inputs for adaptive cruise control and automatic emergency braking. IC Role / Device Role / Timing Role: High-bandwidth communication aggregator routing CAN-FD, Ethernet AVB, and FlexRay traffic between perception and actuation subsystems. Use Value: 8 MCAN interfaces and IEEE 1588 timestamping ensure sub-microsecond time synchronization across distributed sensors - enabling coherent multi-sensor fusion. |
| Electric Powertrain Inverter Control | Vehicle Gateway Module |
Use Scenario: Closed-loop torque control and IGBT/SiC gate driver timing in traction inverters for battery electric vehicles. IC Role / Device Role / Timing Role: Real-time PWM generation via eMIOS with BCTU-triggered current sensing - synchronized to switching cycles at 10–20 kHz. Use Value: 64-channel eDMA offloads ADC data transfer from CPU, freeing dual cores for field-oriented control (FOC) math and safety monitoring. | Use Scenario: Secure firewall and protocol translation between CAN FD (powertrain), Ethernet (infotainment), and LIN (body electronics) domains. IC Role / Device Role / Timing Role: HSM-enforced secure gateway managing OTA update authentication and inter-network message filtering. Use Value: Dedicated HSM flash and cryptographic accelerators enable <100 ms secure boot and signature verification - meeting UNECE R155 cybersecurity management system (CSMS) requirements. |
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 native 10/100 Mbps Ethernet with AVB/TSN support - requires additional PHY and layout area | Preferred when ARM ecosystem tooling and AUTOSAR Classic support are mandatory over Power Architecture legacy compatibility |
| Renesas RH850/U2A | 32-bit RXv3 core, 4 MB flash, 64-channel DMA, ASIL-D capable, no HSM | Higher ASIL-D safety rating but lacks hardware cryptographic acceleration - requires software-based crypto stack | Selected where full ASIL-D decomposition is required and HSM is not mandated for secure boot or key storage |
Compared with SPC58EC74E3E0C1X, the S32K344 offers broader ARM toolchain adoption but sacrifices integrated Ethernet and HSM; the RH850/U2A delivers higher safety certification but increases software validation burden due to absence of dedicated security hardware.
Availability
SPC58EC74E3E0C1X is available at Aetrix Electronics and suitable for engine control units, ADAS domain controllers, electric powertrain inverters, and vehicle gateway modules requiring stable component supply across extended automotive product lifecycles.
Supply support for SPC58EC74E3E0C1X 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 AEC-Q100 qualification infrastructure.
The SPC58 C Line is ST's high-performance automotive MCU family built on 40 nm technology, designed specifically for ASIL-B/B+ powertrain and chassis applications requiring dual-core lock-step, HSM, and multi-protocol connectivity.
FAQ
What is the maximum junction temperature specification for SPC58EC74E3E0C1X?
The device is rated for a junction temperature range of –40 °C to +150 °C per AEC-Q100 Grade 0 qualification. This allows direct mounting on aluminum heat sinks in under-hood environments without forced air cooling, validated through thermal cycling and high-temperature operating life (HTOL) testing.
Does SPC58EC74E3E0C1X support secure boot with cryptographic verification?
Yes - the integrated Hardware Security Module (HSM) provides dedicated AES-128/256, SHA-256, and RSA-2048 acceleration, and boots from Boot Assist Flash (BAF) using HMAC-SHA256 signature verification before loading application code from main flash.
How many CAN-FD interfaces does SPC58EC74E3E0C1X include, and what is their data rate capability?
The MCU integrates eight MCAN modules, each compliant with ISO 11898-1:2015 CAN-FD. Each supports arbitration bit rates up to 2 Mbps and data phase bit rates up to 5 Mbps, with configurable message RAM and hardware timestamping for precise network timing analysis.
Is the Ethernet controller on SPC58EC74E3E0C1X capable of IEEE 1588 Precision Time Protocol (PTP) synchronization?
Yes - the integrated 10/100 Mbps Ethernet MAC supports IEEE 1588-2008 with hardware timestamping (64-bit internal counter), enabling sub-100 ns time stamp accuracy for AVB and TSN applications, and includes IPv4/IPv6 checksum offload and VLAN tag detection.
SPC58EC74E3E0C1X Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 100-TQFP Exposed Pad
- Series:
- SPC58
- Packaging:
- Bulk
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- e200z4
- Core Size:
- 32-Bit Dual-Core
- Speed:
- 120MHz
- Connectivity:
- CANbus, I2C, LINbus, SPI, UART/USART
- Peripherals:
- DMA, POR, Temp Sensor, WDT
- Number of I/O:
- -
- Program Memory Size:
- 3MB (3M 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:
SPC58EC74E3E0C1X FAQ
1.How can I place an order for SPC58EC74E3E0C1X through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC58EC74E3E0C1X 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 SPC58EC74E3E0C1X reliable?
The price and inventory of SPC58EC74E3E0C1X are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC58EC74E3E0C1X is usually 5 days.
3.What payment methods are accepted for SPC58EC74E3E0C1X?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC58EC74E3E0C1X transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC58EC74E3E0C1X?
SPC58EC74E3E0C1X orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC58EC74E3E0C1X 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 SPC58EC74E3E0C1X?
For technical support, including SPC58EC74E3E0C1X datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC58EC74E3E0C1X requirements.
6.How does Aetrix verify that SPC58EC74E3E0C1X is sourced from the original manufacturer or authorized distributors?
All SPC58EC74E3E0C1X 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 SPC58EC74E3E0C1X meets industry standards.
7.What is the process for return or replacement of SPC58EC74E3E0C1X?
All SPC58EC74E3E0C1X units undergo pre-shipment inspection (PSI). If there is an issue with SPC58EC74E3E0C1X, 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 SPC58EC74E3E0C1X part is unused and in its original packaging.
Return procedure for SPC58EC74E3E0C1X:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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