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STMicroelectronics SPC58NE84E7QMSAR
- Part No.:
- SPC58NE84E7QMSAR
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 176-LQFP Exposed Pad
- Datasheet:
-
SPC58NE84E7QMSAR.pdf
- Description:
- IC MCU 32BIT 6MB FLASH 176QFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,030
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Product details
Overview
SPC58NE84E7QMSAR from STMicroelectronics is a 32-bit Power Architecture automotive microcontroller with triple e200z4 CPU cores (two in lock-step with checker cores), 6576 KB on-chip flash (6288 KB code + 288 KB data), 608 KB general-purpose SRAM, and ASIL-D compliance per ISO 26262 for safety-critical powertrain and chassis control. It integrates dual FlexRay, 8 MCAN interfaces with CAN-FD and TTCAN support, GTM343 timer module with 144 channels, and HSM for secure boot.
For engineers reviewing the SPC58NE84E7QMSAR datasheet, SPC58NE84E7QMSAR pinout, SPC58NE84E7QMSAR application, or SPC58NE84E7QMSAR equivalent, key selection criteria include ASIL-D safety architecture, multi-core lock-step validation, Flash EEPROM emulation capability, GTM343 real-time timing precision, and dual Ethernet with IEEE 1588 timestamping - all critical for automotive ECU design requiring functional safety certification.
Technical Context
This MCU implements a triple-core Power Architecture VLE-compliant architecture: two main e200z4 cores operate in lock-step with dedicated checker cores for fault detection, while the third core runs independently. All cores support single-precision floating-point and end-to-end ECC on instruction/data paths, with 8 KB I-Cache and 4 KB D-Cache on Core_0/Core_1 and 8 KB I-Cache on Core_2.
The safety subsystem includes FCCU for failure notification handling, MEMU for memory error reporting, CRC units, and a dedicated Safety Island with lock-step INTC and eDMA controllers. The GTM343 module features five programmable fine-grain multithreaded cores and 61 KB RAM, enabling deterministic engine timing and motor control without CPU intervention.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Architecture | Triple e200z4 cores (Power Architecture VLE); two in lock-step with checker cores for ASIL-D compliance |
| Flash Memory | 6576 KB total: 6288 KB code flash + 288 KB data flash, supporting read-while-program/erase and EEPROM emulation |
| SRAM | 608 KB general-purpose SRAM + 160 KB core-local data RAM; includes 256 KB standby RAM for low-power retention |
| Safety Certification | AEC-Q100 Grade 0 qualified; full ASIL-D compliance per ISO 26262 including FCCU, MEMU, and lock-step peripherals |
| Timer Module | GTM343 with 144 channels (40 input, 104 output), 5 programmable multithreaded cores, and 61 KB dedicated RAM |
| Communication Interfaces | 8 MCAN (ISO CAN-FD + one TTCAN), 2x 10/100 Mbps Ethernet (IEEE 1588, AVB, VLAN), dual FlexRay, 18 LINFlexD, 10 DSPI |
| Analog Converters | 1× 12-bit SAR supervisor ADC, 4× fast 12-bit SAR, 3× 10-bit SAR (1 with STDBY), 6× 16-bit Sigma-Delta ADCs |
| Operating Temperature | Junction range −40 °C to +165 °C; validated for under-hood automotive environments |
Pinout & Package
SPC58NE84E7QMSAR is packaged in FPBGA292 (17 × 17 × 1.8 mm) with 292 I/O balls. The package supports flexible power delivery via internal linear regulator with external ballast and includes dedicated safety-related pins for PORST, ESR0, and FCCU signaling.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| PORST | Power-On Reset Input | Asynchronous reset assertion at power-up; monitored by safety island for fail-safe initialization sequence |
| ESR0 | Error Signaling Resource 0 | Dedicated safety-critical output for FCCU-triggered system-level error response (e.g., safe state activation) |
| VDD_CORE | Core Supply Voltage | 1.2 V nominal supply for CPU clusters and caches; regulated internally in FPBGA292 variant |
| VDD_IO | I/O Supply Voltage | 3.3 V–5 V configurable supply; supports automotive battery voltage transients up to ±100 V (ISO 7637-2) |
| NEXUS_TDI/TDO | Nexus Debug Interface | IEEE-ISTO 5001-2003 compliant trace/debug interface with Class 3+ event capture for ASIL-D validation |
| ETH0_RXD[3:0] | Ethernet PHY Receive Data | LVDS-capable 4-bit receive lane group for 100 Mbps MII/RMII; supports IEEE 1588 hardware timestamping |
| MCAN0_TX | MCAN Channel 0 Transmit | Differential CAN-FD transmit output with integrated bus driver; supports bit rates up to 5 Mbps |
| GTM_GCLK0 | GTM Global Clock Input | Primary clock source for GTM343 timer module; accepts 40 MHz crystal or PLL-derived clock for deterministic timing |
Key Features
| Feature | Design Value |
|---|---|
| ASIL-D Safety Architecture | Integrated FCCU, MEMU, lock-step CPUs/peripherals, and dual-channel error-correcting memory controllers enable certified safety island operation |
| Flash EEPROM Emulation | Multiple independent flash partitions allow concurrent read/program/erase operations, eliminating need for external EEPROM in ECU firmware updates |
| GTM343 Real-Time Timing | Five programmable multithreaded GTM cores offload CPU for engine ignition, injection, and motor phase control with sub-microsecond jitter |
| HSM Secure Boot | Hardware Security Module validates signed firmware images and enforces cryptographic key management for OTA update integrity |
| Dual Ethernet with AVB | Two IEEE 802.3-2008-compliant 10/100 Mbps controllers support time-synchronized communication (IEEE 1588), AVB streaming (802.1Qav), and VLAN segmentation |
| Flexible Power Options | FPBGA292 variant uses internal linear regulator with external ballast resistor - simplifies board layout and meets automotive EMC requirements |
Applications
| Engine Control Unit (ECU) | Electric Power Steering (EPS) |
|---|---|
|
Use Scenario: Real-time combustion timing, fuel injection sequencing, and knock detection in gasoline/diesel engines. IC Role / Device Role / Timing Role: Primary ASIL-D controller executing AUTOSAR-compliant powertrain stack with GTM343 managing spark advance and injector pulse width at ≤1 µs resolution. Use Value: Lock-step CPU cores and MEMU ensure continuous monitoring of sensor inputs and actuator outputs, meeting ISO 26262 ASIL-D diagnostic coverage targets for torque control. |
Use Scenario: Closed-loop torque assist, steering angle compensation, and fault-tolerant motor current regulation in column-assist EPS systems. IC Role / Device Role / Timing Role: Dual-core lock-step execution of motor FOC algorithm with GTM343 generating PWM signals synchronized to rotor position feedback. Use Value: 16-bit Sigma-Delta ADCs provide high-resolution current sensing (≤0.5% gain error), while HSM secures firmware updates against unauthorized reprogramming. |
| Brake-by-Wire Controller | Vehicle Domain Controller |
|
Use Scenario: Redundant hydraulic pressure modulation and wheel-speed-based ABS/EBD logic in electromechanical brake systems. IC Role / Device Role / Timing Role: Triple-core architecture dedicates one core to safety monitor, one to primary control, and one to diagnostics - all sharing GTM343 for synchronized valve actuation. Use Value: Dual FlexRay interfaces provide deterministic 10 Mbps communication with master brake ECU, while FCCU triggers fail-operational transitions within <5 ms. |
Use Scenario: Centralized coordination of ADAS sensors, infotainment, and body electronics via high-bandwidth interconnects. IC Role / Device Role / Timing Role: High-throughput Ethernet controllers manage time-sensitive camera/radar data streams using IEEE 1588 timestamping and AVB traffic shaping. Use Value: 8 MCAN interfaces aggregate legacy vehicle networks, while dual Ethernet enables OTA software distribution and centralized cybersecurity policy enforcement. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive ASIL-D microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| NXP S32K344 | ARM Cortex-R52 dual-core with lock-step; 4 MB flash, 2 MB SRAM; no integrated GTM or FlexRay | Lacks GTM343-level deterministic timing and FlexRay physical layer - requires external PHY for FlexRay networks | Select when ARM ecosystem tooling and AUTOSAR Classic/Adaptive compatibility outweigh need for native FlexRay or ultra-low-jitter timers |
| Renesas RH850/U2A | 32-bit RXv3 core; 8 MB flash, 1.5 MB SRAM; ASIL-D certified but single-core with software-based redundancy | No hardware lock-step CPU pairs; relies on compiler/runtime checks instead of silicon-enforced fault containment | Prefer for cost-sensitive chassis modules where hardware-level lock-step is not mandated by OEM safety plan |
Compared with NXP S32K344 and Renesas RH850/U2A, SPC58NE84E7QMSAR delivers superior real-time determinism via GTM343's multithreaded timer cores and native FlexRay controller - reducing BOM count and latency-critical path complexity in powertrain and brake systems requiring sub-10 µs timing guarantees.
Availability
SPC58NE84E7QMSAR is available at Aetrix Electronics and suitable for automotive powertrain control, electric power steering, brake-by-wire systems, and vehicle domain controllers requiring stable component supply across extended production lifecycles.
Supply support for SPC58NE84E7QMSAR 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, designing and manufacturing microcontrollers, analog ICs, power management devices, and automotive-grade components.
SPC58NE84E7QMSAR belongs to the SPC58NEx family - engineered specifically for ASIL-D automotive applications demanding highest functional safety integrity, real-time performance, and integration density in powertrain, chassis, and advanced driver assistance systems.
FAQ
What is the maximum junction temperature rating for SPC58NE84E7QMSAR?
The device is rated for junction temperatures from −40 °C to +165 °C, validated per AEC-Q100 Grade 0 requirements. This enables deployment in under-hood locations such as engine control modules and transmission control units where ambient temperatures exceed 125 °C. Thermal derating curves and PCB layout guidelines are provided in Section 4.3.2 of DS11646 Rev 4.
Does SPC58NE84E7QMSAR support CAN-FD and TTCAN simultaneously?
Yes - it integrates eight MCAN interfaces, each supporting ISO CAN-FD up to 5 Mbps. One channel (MCAN0) is explicitly configured for time-triggered operation (TTCAN) with deterministic scheduling and synchronization via the GTM343 module, enabling seamless integration into X-by-wire architectures requiring strict temporal partitioning.
How does the GTM343 module reduce CPU load in motor control applications?
GTM343 contains five independent programmable multithreaded cores and 61 KB RAM, allowing complex PWM generation, encoder signal processing, and dead-time insertion to execute autonomously. This eliminates CPU polling/interrupt overhead, enabling the e200z4 cores to focus on higher-layer control algorithms while maintaining ≤1 µs timing jitter for field-oriented control loops.
Is external flash memory required for EEPROM emulation functionality?
No - the on-chip 6576 KB flash includes dedicated partitions and hardware support for read-while-program/erase operations, enabling robust EEPROM emulation without external memory. The flash controller manages wear leveling, error correction, and atomic write operations through firmware libraries compliant with AUTOSAR EEPROM abstraction layer.
SPC58NE84E7QMSAR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 176-LQFP Exposed Pad
- Series:
- SPC58
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- e200z4
- Core Size:
- 32-Bit Tri-Core
- Speed:
- 180MHz
- Connectivity:
- CANbus, Ethernet, FlexRay, I2C, LINbus, SPI
- Peripherals:
- DMA
- Number of I/O:
- 64
- Program Memory Size:
- 6MB (6M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 256K x 8
- RAM Size:
- 608K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.2V, 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:
SPC58NE84E7QMSAR FAQ
1.How can I place an order for SPC58NE84E7QMSAR through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC58NE84E7QMSAR 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 SPC58NE84E7QMSAR reliable?
The price and inventory of SPC58NE84E7QMSAR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC58NE84E7QMSAR is usually 5 days.
3.What payment methods are accepted for SPC58NE84E7QMSAR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC58NE84E7QMSAR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC58NE84E7QMSAR?
SPC58NE84E7QMSAR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC58NE84E7QMSAR 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 SPC58NE84E7QMSAR?
For technical support, including SPC58NE84E7QMSAR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC58NE84E7QMSAR requirements.
6.How does Aetrix verify that SPC58NE84E7QMSAR is sourced from the original manufacturer or authorized distributors?
All SPC58NE84E7QMSAR 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 SPC58NE84E7QMSAR meets industry standards.
7.What is the process for return or replacement of SPC58NE84E7QMSAR?
All SPC58NE84E7QMSAR units undergo pre-shipment inspection (PSI). If there is an issue with SPC58NE84E7QMSAR, 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 SPC58NE84E7QMSAR part is unused and in its original packaging.
Return procedure for SPC58NE84E7QMSAR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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