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STMicroelectronics SPC560P50L3BEFAR
- Part No.:
- SPC560P50L3BEFAR
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
SPC560P50L3BEFAR.pdf
- Description:
- IC MCU 32BIT 512KB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,788
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Product details
Overview
SPC560P50L3BEFAR from STMicroelectronics is a 32-bit Power Architecture® e200z0h-based automotive MCU with 576 KB on-chip Flash (ECC-protected), 40 KB SRAM (ECC-protected), and integrated FlexCAN, FlexRay, LINFlex, DSPI, ADC, and FlexPWM peripherals - designed for chassis control and airbag safety systems requiring ASIL-B compliance.
For engineers reviewing the SPC560P50L3BEFAR datasheet, SPC560P50L3BEFAR pinout, SPC560P50L3BEFAR application, or SPC560P50L3BEFAR equivalent, this page delivers verified technical context, validated pin functions, automotive-grade fail-safe features, and real-world use cases in occupant protection and vehicle dynamics control.
Technical Context
The SPC560P50L3BEFAR implements a single-issue 64 MHz e200z0h CPU core compliant with Power Architecture® embedded category and supports Variable Length Encoding (VLE) for code density optimization. It integrates a crossbar switch (XBAR) for concurrent peripheral access and an enhanced DMA controller with 16 channels to offload CPU during high-bandwidth data transfers.
Its safety architecture includes a Fault Collection Unit (FCU), programmable watchdog timer (SWT), non-maskable interrupt (NMI), and ECC on both Flash and SRAM. The FlexCAN interface operates at CAN 2.0B Active with 32 message objects, while the dedicated safety port supports up to 7.5 Mbit/s - configurable as a second CAN channel when not used for functional safety.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | e200z0h, 64 MHz, Power Architecture® embedded category, VLE support for compact firmware footprint |
| Flash Memory | 576 KB on-chip code flash with ECC and hardware erase/program controller - enables robust over-the-air updates and secure boot |
| SRAM | 40 KB on-chip SRAM with ECC - ensures data integrity in safety-critical RAM variables and stack operations |
| ADC | Two 10-bit ADCs, 2×11 + 4 shared input channels, <1 µs conversion time - supports fast sensor sampling for crash detection and suspension control |
| FlexCAN | 1 FlexCAN interface (2.0B Active) + 1 safety port (up to 7.5 Mbit/s) - provides dual-CAN capability for redundancy or segregated safety communication |
| FlexRay | FlexRay™ V2.1 module, dual/single channel selectable, 32 message objects, up to 10 Mbit/s - meets deterministic timing requirements in chassis domain controllers |
| eTimer Units | 2 eTimer units, each with 6 cascadable 16-bit timers, quadrature decode, double-buffer capture/compare - ideal for motor position sensing and PWM synchronization |
Pinout & Package
LQFP100 package (14 × 14 × 1.4 mm), 100-pin quad flat pack with exposed thermal pad - optimized for automotive PCB layouts requiring thermal reliability and EMI resilience in under-hood environments.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_HV_IO0–VDD_HV_IO3 | High-voltage I/O supply pins | Independent 3.3 V or 5 V power domains per I/O group - enables mixed-voltage interfacing with legacy sensors and actuators |
| VDD_HV_REG | ADC reference and regulator supply | Dedicated analog supply rail (3.0–5.5 V) - isolates ADC accuracy from digital switching noise |
| RESET | Asynchronous reset input | Active-low, Schmitt-triggered, with internal pull-up - ensures reliable cold-start and brown-out recovery per ISO 16750-2 |
| CLKIN | Main oscillator input | Accepts external crystal (4–20 MHz) or clock source - feeds FMPLL for precise system clock generation |
| NEXUS_TDI/TDO/TMS/TCK | Nexus L2+ debug interface | IEEE 1149.1-compliant JTAG + Nexus trace signals - supports real-time debugging and coverage analysis for ISO 26262 tool qualification |
Key Features
| Feature | Design Value |
|---|---|
| Fail-safe protection | Programmable software watchdog (SWT), non-maskable interrupt (NMI), and fault collection unit (FCU) - enables ASIL-B diagnostic coverage per ISO 26262 Part 5 |
| Memory integrity | ECC on 576 KB Flash and 40 KB SRAM - detects and corrects single-bit errors, preventing silent data corruption in safety-critical variables |
| ADC cross-triggering | Programmable ADC Cross Triggering Unit (CTU) - synchronizes sampling with PWM edges or timer events for precise motor current measurement |
| Safety port flexibility | FlexCAN-based safety port configurable as second CAN interface (7.5 Mbit/s) - supports redundant bus architectures without additional silicon |
| Bootloader support | On-chip CAN/UART bootstrap loader with Boot Assist Module (BAM) - enables field firmware updates via existing vehicle networks without external programming hardware |
Applications
| Frontal Collision Detection System | Electronic Stability Control (ESC) |
|---|---|
Use Scenario: Real-time processing of accelerometer, gyroscope, and wheel speed signals during emergency braking or evasive maneuvers. IC Role / Device Role / Timing Role: Central safety MCU executing ASIL-B algorithms with deterministic response under 100 µs latency. Use Value: Dual 10-bit ADCs with CTU synchronization enable simultaneous sampling of 16+ sensor channels at <1 µs resolution - critical for accurate crash pulse classification. |
Use Scenario: Closed-loop control of hydraulic modulators and yaw rate correction using CAN bus feedback from multiple ECUs. IC Role / Device Role / Timing Role: Chassis domain controller managing FlexCAN, FlexRay, and eTimer-driven PWM outputs with sub-millisecond jitter. Use Value: FlexRay V2.1 module (10 Mbit/s, 32 message objects) guarantees deterministic message scheduling for ESC actuator commands - meeting ISO 26262 timing constraints. |
| Driver Airbag Deployment Controller | Electric Power Steering (EPS) Torque Assist |
Use Scenario: Monitoring seat occupancy, crash severity, and occupant position to determine optimal airbag inflation profile. IC Role / Device Role / Timing Role: Safety-critical decision engine with NMI-triggered fail-safe shutdown and FCU-monitored memory health. Use Value: ECC-protected 40 KB SRAM ensures integrity of deployment logic state variables - eliminating undetected bit flips that could cause false or missed deployments. |
Use Scenario: High-frequency torque assist calculation using motor current, steering angle, and vehicle speed inputs. IC Role / Device Role / Timing Role: Real-time motor control unit coordinating FlexPWM (8 complementary outputs), ADC, and LINFlex communication to EPS motor driver. Use Value: 1 FlexPWM unit with ADC synchronization signals enables precise current-sensing-triggered dead-time compensation - reducing torque ripple below 2% THD. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive safety MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SPC560P44L3BEFAR | 448 KB Flash, same LQFP100 package and peripheral set - lacks 128 KB Flash capacity and associated FlexRay bandwidth headroom | Suitable for cost-optimized airbag modules with reduced firmware complexity and no FlexRay requirement | Select when Flash usage remains below 400 KB and FlexRay is unused - reduces BOM cost without sacrificing pin compatibility or safety features |
| SPC560P50L5BEFAR | LQFP144 package (144 pins), identical 576 KB Flash/SRAM/peripherals - adds 44 GPIOs and extra DSPI/LINFlex channels | Required for chassis ECUs needing >80 signal interfaces (e.g., multi-axis suspension control with distributed sensors) | Choose when board layout accommodates larger footprint and design requires >100 I/Os or additional serial interfaces - maintains full feature parity with pin expansion |
Compared with SPC560P44L3BEFAR, the SPC560P50L3BEFAR delivers 128 KB additional Flash for complex safety algorithms and retains full FlexRay capability; versus SPC560P50L5BEFAR, it trades 44 I/Os for compact LQFP100 packaging - optimizing space-constrained airbag control units without compromising ASIL-B runtime integrity.
Availability
SPC560P50L3BEFAR is available at Aetrix Electronics and suitable for automotive chassis control, occupant safety systems, and electronic stability control applications requiring stable component supply across extended production lifecycles.
Supply support for SPC560P50L3BEFAR 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 specializing in automotive, industrial, and power solutions - with over 30 years of automotive qualification expertise and AEC-Q100 certified manufacturing.
The SPC560P series belongs to ST's SPC5 automotive MCU family, engineered specifically for ASIL-B safety-critical chassis and airbag applications - emphasizing memory integrity, deterministic timing, and integrated functional safety mechanisms.
FAQ
What is the maximum operating temperature range for SPC560P50L3BEFAR?
The SPC560P50L3BEFAR is qualified for operation from –40 °C to +125 °C ambient temperature (TA), meeting AEC-Q100 Grade 1 requirements. Its thermal characteristics are validated for LQFP100 package with θJA = 42.5 °C/W - enabling reliable performance in engine bay and airbag control module environments without forced cooling.
Does SPC560P50L3BEFAR support ISO 26262 ASIL-B compliance out of the box?
Yes - the device includes hardware-level safety mechanisms required for ASIL-B: ECC on Flash/SRAM, Fault Collection Unit (FCU), programmable SWT, NMI, and Nexus L2+ debug trace. ST provides ISO 26262-ready safety manuals, FMEDA reports, and diagnostic software libraries - enabling certified integration into ASIL-B systems without custom silicon modifications.
Can the FlexRay module operate in single-channel mode?
Yes - the FlexRay V2.1 module supports configurable single-channel or dual-channel operation via configuration registers. In single-channel mode, it uses one of the two physical transceivers (typically CH0) and maintains full 10 Mbit/s throughput with 32 message objects - simplifying hardware design for cost-sensitive chassis applications where redundancy is not mandated.
Is there a hardware bootloader accessible via CAN or UART without external tools?
Yes - the on-chip CAN/UART bootstrap loader (BAM) allows firmware updates directly through vehicle CAN bus or UART interface without JTAG or external programmers. It supports secure authentication, CRC-verified image loading, and failsafe rollback - enabling OTA updates and service-mode reprogramming in production vehicles.
SPC560P50L3BEFAR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 100-LQFP
- Series:
- SPC56
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Not For New Designs
- Programmable:
- Not Verified
- Core Processor:
- e200z0h
- Core Size:
- 32-Bit Single-Core
- Speed:
- 64MHz
- Connectivity:
- CANbus, LINbus, SPI, UART/USART
- Peripherals:
- DMA, POR, PWM, WDT
- Number of I/O:
- 67
- Program Memory Size:
- 512KB (512K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 64K x 8
- RAM Size:
- 40K x 8
- Voltage - Supply (Vcc/Vdd):
- 4.5V ~ 5.5V
- Data Converters:
- A/D 26x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
SPC560P50L3BEFAR FAQ
1.How can I place an order for SPC560P50L3BEFAR through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC560P50L3BEFAR 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 SPC560P50L3BEFAR reliable?
The price and inventory of SPC560P50L3BEFAR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC560P50L3BEFAR is usually 5 days.
3.What payment methods are accepted for SPC560P50L3BEFAR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC560P50L3BEFAR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC560P50L3BEFAR?
SPC560P50L3BEFAR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC560P50L3BEFAR 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 SPC560P50L3BEFAR?
For technical support, including SPC560P50L3BEFAR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC560P50L3BEFAR requirements.
6.How does Aetrix verify that SPC560P50L3BEFAR is sourced from the original manufacturer or authorized distributors?
All SPC560P50L3BEFAR 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 SPC560P50L3BEFAR meets industry standards.
7.What is the process for return or replacement of SPC560P50L3BEFAR?
All SPC560P50L3BEFAR units undergo pre-shipment inspection (PSI). If there is an issue with SPC560P50L3BEFAR, 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 SPC560P50L3BEFAR part is unused and in its original packaging.
Return procedure for SPC560P50L3BEFAR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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