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STMicroelectronics SPC56EL60L3CBFSR
- Part No.:
- SPC56EL60L3CBFSR
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
SPC56EL60L3CBFSR.pdf
- Description:
- IC MCU 32BIT 1MB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,906
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Product details
Overview
SPC56EL60L3CBFSR from STMicroelectronics is a 32-bit Power Architecture® automotive MCU with dual e200z4d cores, 120 MHz operation, 1 MB Flash (ECC), 128 KB SRAM (ECC), and SIL3/ASILD safety certification for chassis control. It integrates FlexCAN 2.0B, FlexRay v2.1, LINFlexD, DSPI, dual 12-bit ADCs, and hardware BIST for memory and logic - deployed in electric power steering (EPS) and brake-by-wire systems.
For engineers reviewing the SPC56EL60L3CBFSR datasheet, SPC56EL60L3CBFSR pinout, SPC56EL60L3CBFSR application, or SPC56EL60L3CBFSR equivalent, key selection criteria include LockStep vs. Decoupled core mode, FCCU/RCCU fault handling architecture, FlexRay channel count (2), and LFBGA257 thermal performance at 150 °C junction temperature.
Technical Context
The device implements a dual-core e200z4d CPU with Variable Length Encoding (VLE), five-stage pipeline, and MMU, supporting both LockStep (for ASIL D compliance) and Decoupled Parallel modes. Core clocking uses FMPLL with main oscillator and 16 MHz RC reference, enabling deterministic timing for safety-critical execution.
Safety architecture includes Sphere of Replication (SoR) covering CPU, eDMA, and crossbar switch; Fault Collection and Control Unit (FCCU); Redundancy Control and Checker Unit (RCCU); and boot-time MBIST/LBIST triggered by hardware or software. Memory subsystem features ECC-protected Flash and SRAM with RWW EEPROM emulation capability.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | e200z4d dual core, Power Architecture®, VLE support, 5-stage pipeline |
| Max Core Frequency | 120 MHz - enables real-time torque calculation and closed-loop control in EPS |
| Flash Memory | 1 MB with ECC - supports A/B swap firmware updates and SIL3-compliant code storage |
| SRAM | 128 KB with ECC - provides fault-tolerant data buffer for safety-critical variables |
| Safety Certification | ISO 26262 ASIL D (chassis), IEC 61508 SIL3 - validated via FCCU, RCCU, and SoR |
| FlexRay Interface | 2 channels, 64 message buffers, up to 10 Mbit/s - meets automotive domain controller backbone requirements |
| ADC | Dual 12-bit, 16-channel with CTU cross-triggering - synchronizes sampling with PWM edges for motor current sensing |
Pinout & Package
LFBGA257 package (14 × 14 mm, 0.8 mm pitch), thermally optimized for under-hood automotive environments with junction temperature rating up to 150 °C.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_MAIN | Main supply input | 3.0–3.6 V rail powering CPU, memory, and digital peripherals; requires local 100 nF + 10 µF decoupling |
| VDDA | Analog supply | Separate 3.3 V analog rail for ADC and CTU; isolated to minimize noise coupling into precision conversion |
| VRX0 / VTX0 | FlexRay Channel 0 differential pair | High-speed 10 Mbit/s bus interface compliant with ISO 17458-4; requires 100 Ω termination |
| CAN_H0 / CAN_L0 | FlexCAN 0 differential pair | ISO 11898-2 compliant physical layer for vehicle network communication; integrated transceiver bias |
| ET0_CLKA / ET0_CLKB | eTimer 0 clock inputs | Differential clock inputs supporting quadrature decoding for motor position feedback |
| NEXUS_TDI / TDO / TCK / TMS | Nexus Class 3+ debug interface | Real-time trace and non-intrusive debugging with instruction-level visibility for ASIL-D validation |
Key Features
| Feature | Design Value |
|---|---|
| LockStep + Decoupled Core Mode | Enables runtime switching between ASIL-D fault detection (LockStep) and high-performance parallel execution (Decoupled) |
| FCCU + RCCU Safety Monitor | Hardware-enforced fault collection, error classification, and fail-safe response within ≤ 10 µs latency |
| On-chip RWW EEPROM Emulation | 128 KB SRAM partitioned for wear-levelled NVM storage without external EEPROM - reduces BOM cost and board space |
| Programmable Cross Triggering Unit (CTU) | Hardware-synchronized start of ADC conversions with eTimer/FlexPWM events - eliminates software jitter in motor control loops |
| Boot-time MBIST/LBIST | Automated memory and logic self-test executed before application code launch - satisfies ISO 26262 diagnostic coverage requirements |
Applications
| Electric Power Steering (EPS) | Brake-by-Wire (BBW) |
|---|---|
Use Scenario: Real-time torque assist calculation, motor phase current sensing, and fail-operational redundancy management. IC Role / Device Role / Timing Role: Primary safety controller executing ASIL-D torque vectoring algorithms with dual-core LockStep verification. Use Value: Integrated FCCU and replicated junction temperature sensor enable <100 ms safe state transition on thermal fault detection. |
Use Scenario: Hydraulic pressure modulation, pedal feel simulation, and cross-channel fault arbitration in electro-hydraulic brake systems. IC Role / Device Role / Timing Role: Domain controller managing FlexRay backbone communication and synchronized actuator command dispatch. Use Value: Dual FlexRay channels (2 × 64 buffers) support redundant brake command distribution with <50 µs inter-frame jitter. |
| Active Suspension Control | ADAS Domain Controller Interface |
Use Scenario: High-frequency road profile sampling, adaptive damping control, and ride height regulation using multi-axis accelerometers. IC Role / Device Role / Timing Role: Sensor fusion hub aggregating CAN, LIN, and ADC data with deterministic 100 µs loop timing. Use Value: CTU-synchronized dual ADCs achieve <±1 LSB INL across 16 channels - critical for vibration cancellation accuracy. |
Use Scenario: Gateway between radar/vision ECUs and chassis controllers, translating AUTOSAR-compliant signals over FlexCAN and DSPI. IC Role / Device Role / Timing Role: Protocol translation engine with hardware-accelerated CRC and message filtering (32 object buffers per FlexCAN). Use Value: 3 DSPI channels with auto-chip-select support concurrent flash programming and sensor SPI daisy-chaining without CPU load. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive safety microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| NXP S32K344 | ARM Cortex-M7 dual-core, 200 MHz, no FlexRay, 2x CAN FD, 2 MB Flash | Targets ADAS domain controllers requiring CAN FD bandwidth, not FlexRay backbone integration | Select when migrating to ARM ecosystem and CAN FD-based architectures; lacks native FlexRay PHY support. |
| Renesas RH850/P1M | 32-bit RXv2 core, 160 MHz, 2 MB Flash, no FlexRay, 4x CAN FD, 12-bit ADC ×2 | Optimized for high-speed motor control with advanced PWM timers, not chassis-level redundancy | Prefer for inverter control where PWM resolution and dead-time control outweigh FlexRay need. |
Compared with SPC56EL60L3CBFSR, the S32K344 offers higher clock speed and CAN FD but omits FlexRay and LockStep replication; the RH850/P1M delivers superior PWM timing but lacks FCCU-level fault containment - making SPC56EL60L3CBFSR uniquely suited for FlexRay-dependent ASIL-D chassis systems.
Availability
SPC56EL60L3CBFSR is available at Aetrix Electronics and suitable for electric power steering (EPS), brake-by-wire (BBW), and active suspension systems requiring stable component supply across extended automotive lifecycles.
Supply support for SPC56EL60L3CBFSR 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, specializing in automotive, industrial, and power solutions with strong IP in safety-critical MCUs and analog front-ends.
The SPC56EL series targets ISO 26262 ASIL-D chassis applications, emphasizing hardware-based fault containment, replicated safety islands, and automotive-grade thermal robustness - designed specifically for steer-by-wire and brake-by-wire control units.
FAQ
What safety certifications does SPC56EL60L3CBFSR hold?
SPC56EL60L3CBFSR is certified to ISO 26262 ASIL D for chassis applications and IEC 61508 SIL3. Certification covers the full safety mechanism stack: LockStep core execution, FCCU fault reporting, RCCU output checking, MBIST/LBIST, and replicated temperature sensing - all documented in ST's safety manual UM1823.
Does this MCU support boot-from-Flash with secure startup?
Yes. The device includes a hardware Boot Assist Module (BAM) that validates Flash checksum and executes boot-time MBIST/LBIST before releasing reset. It also supports on-chip CAN/UART bootstrap loader for field firmware recovery without JTAG access.
What is the maximum ambient temperature rating for LFBGA257 packaging?
The LFBGA257 package supports an ambient operating range of –40 °C to 125 °C, with a maximum junction temperature of 150 °C. Thermal resistance (θJA) is 22.5 °C/W per ST's datasheet Table 14, verified under JEDEC JESD51-2 conditions with 2-layer PCB and 1 oz copper.
Can SPC56EL60L3CBFSR operate in Decoupled mode while maintaining ASIL compliance?
No. Decoupled mode disables LockStep replication and is intended for non-safety functions (e.g., diagnostics, logging). ASIL D compliance requires continuous LockStep operation with FCCU monitoring - mode switching is only permitted during safe state transitions under controlled diagnostic supervision.
SPC56EL60L3CBFSR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 100-LQFP
- Series:
- SPC56xL
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- e200z4d
- Core Size:
- 32-Bit Dual-Core
- Speed:
- 120MHz
- Connectivity:
- CANbus, LINbus, SCI, SPI, UART/USART
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 57
- Program Memory Size:
- 1MB (1M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 128K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 3.63V
- Data Converters:
- A/D 32x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
SPC56EL60L3CBFSR FAQ
1.How can I place an order for SPC56EL60L3CBFSR through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC56EL60L3CBFSR 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 SPC56EL60L3CBFSR reliable?
The price and inventory of SPC56EL60L3CBFSR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC56EL60L3CBFSR is usually 5 days.
3.What payment methods are accepted for SPC56EL60L3CBFSR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC56EL60L3CBFSR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC56EL60L3CBFSR?
SPC56EL60L3CBFSR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC56EL60L3CBFSR 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 SPC56EL60L3CBFSR?
For technical support, including SPC56EL60L3CBFSR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC56EL60L3CBFSR requirements.
6.How does Aetrix verify that SPC56EL60L3CBFSR is sourced from the original manufacturer or authorized distributors?
All SPC56EL60L3CBFSR 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 SPC56EL60L3CBFSR meets industry standards.
7.What is the process for return or replacement of SPC56EL60L3CBFSR?
All SPC56EL60L3CBFSR units undergo pre-shipment inspection (PSI). If there is an issue with SPC56EL60L3CBFSR, 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 SPC56EL60L3CBFSR part is unused and in its original packaging.
Return procedure for SPC56EL60L3CBFSR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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