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STMicroelectronics SPC560P50L3CEFBY
- Part No.:
- SPC560P50L3CEFBY
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
SPC560P50L3CEFBY.pdf
- Description:
- IC MCU 32BIT 512KB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
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Product details
Overview
SPC560P50L3CEFBY 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 2.0B, FlexRay V2.1, LINFlex, DSPI, ADC, and FlexPWM modules - deployed in airbag control units and chassis domain controllers requiring ASIL-B functional safety compliance.
For engineers reviewing the SPC560P50L3CEFBY datasheet, SPC560P50L3CEFBY pinout, SPC560P50L3CEFBY application, or SPC560P50L3CEFBY equivalent, this page delivers verified technical context, validated pin-level circuit roles, automotive-grade timing and fault-handling specifications, and real-world safety-critical use cases - all grounded in ST's production data sheet Doc ID 14723 Rev 9.
Technical Context
The SPC560P50L3CEFBY 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. Its memory subsystem includes 576 KB Flash with ECC and erase/program controller, plus 40 KB SRAM with ECC and 64 KB data flash for EEPROM emulation.
It integrates dual 10-bit ADCs (2×11 + 4 shared channels, <1 µs conversion time), a programmable ADC Cross Triggering Unit (CTU), and fail-safe features including non-maskable interrupt, fault collection unit (FCU), and software watchdog timer (SWT). The safety port uses FlexCAN hardware to deliver up to 7.5 Mbit/s CAN communication independent of main FlexCAN.
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 dedicated erase/program controller - enables robust over-the-air update handling |
| SRAM | 40 KB on-chip SRAM with ECC - protects runtime variables and stack against bit flips in safety-critical execution |
| ADC | Two 10-bit ADCs, each with 11 dedicated + 4 shared inputs, <1 µs full-precision conversion - supports fast sensor sampling in airbag crash detection |
| FlexCAN | One standard FlexCAN 2.0B interface (32 message objects) + one safety port FlexCAN (32 objects, up to 7.5 Mbit/s) - provides redundant CAN paths for ASIL-B diagnostics |
| FlexRay | FlexRay V2.1 module with selectable dual/single channel, 32 message objects, up to 10 Mbit/s - meets high-bandwidth chassis control timing requirements |
| eTimer | Two eTimer units, each with six 16-bit cascadable timers, quadrature decode, and double-buffered capture/compare - enables precise motor position and speed sensing |
| FlexPWM | One FlexPWM unit with eight complementary or independent outputs and ADC synchronization signals - supports real-time closed-loop actuator control |
Pinout & Package
LQFP100 package (14 × 14 × 1.4 mm), RoHS-compliant, ECOPACK® certified, rated for automotive temperature range (–40 °C to 125 °C junction).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_HV_IO0–VDD_HV_IO3 | High-voltage I/O supply | Independent 3.3 V or 5 V power domains for GPIO banks - enables mixed-voltage interfacing with legacy sensors and actuators |
| VDD_HV_REG | ADC reference supply | Dedicated analog supply rail (3.0–5.5 V) for ADC accuracy and noise immunity - decoupled from digital switching noise |
| RESET | Asynchronous reset input | Active-low, Schmitt-triggered, with internal pull-up - ensures deterministic recovery after brown-out or ESD event |
| NEXUS_TDI/TDO/TMS/TCK | Nexus L2+ debug interface | IEEE 1149.1 JTAG-compatible pins supporting real-time trace, breakpoint, and fault injection - required for ISO 26262 tool qualification |
| CAN0_TX/CAN0_RX | Main FlexCAN differential pair | 2.0B-compliant physical layer interface - connects directly to CAN transceiver (e.g., TJA1042) without level-shifting |
| CAN1_TX/CAN1_RX | Safety port FlexCAN differential pair | Hardware-isolated CAN path with independent message RAM and clock domain - supports lockstep or redundancy checking per ASIL-B |
| FRAY_CHA_TX/FRAY_CHA_RX | FlexRay Channel A differential pair | 10 Mbit/s capable physical interface - requires external bus guardian and termination per FlexRay specification |
| ADC0_IN0–ADC0_IN10 | Analog input channels | 11 dedicated single-ended inputs for ADC0 - routed to crash sensors, wheel speed sensors, or pressure transducers |
Key Features
| Feature | Design Value |
|---|---|
| ECC-protected memory subsystem | 576 KB Flash + 40 KB SRAM with error correction - eliminates silent data corruption in long-life automotive deployments |
| Dual independent ADCs with CTU | Two 10-bit converters with cross-triggering - enables synchronized sampling of brake pressure and wheel speed for ESC algorithms |
| Safety port FlexCAN | Dedicated FlexCAN instance with 7.5 Mbit/s capability and isolated message RAM - satisfies ASIL-B fault containment requirements |
| Programmable watchdog (SWT) | Configurable timeout, windowed mode, and NMI escalation - prevents runaway code in airbag deployment logic |
| Boot Assist Module (BAM) | On-chip CAN/UART bootstrap loader - enables field firmware updates without debugger attachment or external programmer |
| FlexRay V2.1 with dual-channel option | Selectable single/dual channel operation with 32 message objects - supports both X-by-wire and chassis domain controller topologies |
Applications
| Airbag Control Unit | Electronic Stability Control (ESC) |
|---|---|
Use Scenario: Real-time processing of multi-axis accelerometer and crash sensor data to trigger pyrotechnic deployment within ≤30 ms. IC Role / Device Role / Timing Role: Primary safety MCU executing ASIL-B-certified algorithm, managing ADC sampling, CAN fault reporting, and PWM-controlled squib drivers. Use Value: Sub-1 µs ADC conversion + hardware CRC + FCU enables deterministic crash response under EMI stress and voltage transients. | Use Scenario: Closed-loop modulation of brake calipers and steering actuators using wheel speed, yaw rate, and lateral acceleration feedback. IC Role / Device Role / Timing Role: Chassis domain controller coordinating FlexRay-synchronized actuator commands and CAN-based vehicle network status. Use Value: FlexRay V2.1 (10 Mbit/s) + eTimer quadrature decode ensures <50 µs loop latency for ESC stability margins. |
| Electric Power Steering (EPS) | Adaptive Cruise Control (ACC) Sensor Hub |
Use Scenario: Torque assist calculation and motor phase current regulation via FOC, with torque sensor fusion and thermal derating. IC Role / Device Role / Timing Role: Motor control MCU running real-time FOC at 20 kHz, synchronizing FlexPWM outputs and ADC sampling via CTU. Use Value: 8-channel FlexPWM with ADC sync signals enables precise dead-time insertion and current reconstruction without CPU overhead. | Use Scenario: Aggregation and preprocessing of radar, camera, and ultrasonic sensor data before forwarding to ADAS domain controller. IC Role / Device Role / Timing Role: Sensor fusion hub with LINFlex interfaces to ultrasonic transducers and DSPI to radar MMICs. Use Value: 4-channel DSPI with auto chip-select and LINFlex 2.1 support allows concurrent low-latency sensor polling without DMA starvation. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive safety MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPC5604B | Power Architecture® e200z0 core, 512 KB Flash, no FlexRay, 1x FlexCAN, 32 KB SRAM | Lacks FlexRay and safety port FlexCAN - suitable only for non-chassis ASIL-B systems without time-triggered networking | Select when FlexRay is not required and cost sensitivity outweighs future-proofing for X-by-wire expansion. |
| SPC560B50L3 | Same e200z0h core, 576 KB Flash, but lacks FlexRay and safety port FlexCAN; adds more LINFlex channels | Targeted at body electronics (e.g., seat control), not chassis/safety - missing critical fault-isolation hardware blocks | Choose only for non-safety-critical applications where LIN expansion matters more than FlexRay or dual-CAN isolation. |
Compared with MPC5604B and SPC560B50L3, the SPC560P50L3CEFBY uniquely delivers FlexRay V2.1 + safety port FlexCAN + dual ADC CTU in LQFP100 - making it the only drop-in-capable option for ASIL-B chassis controllers requiring time-triggered and event-triggered communication coexistence.
Availability
SPC560P50L3CEFBY is available at Aetrix Electronics and suitable for airbag control units, electronic stability control systems, electric power steering modules, and adaptive cruise control sensor hubs requiring stable component supply across extended automotive product lifecycles.
Supply support for SPC560P50L3CEFBY 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, power ICs, sensors, and automotive SoCs for industrial, automotive, and consumer markets.
The SPC560P series belongs to ST's automotive-qualified Power Architecture® MCU family, engineered specifically for ASIL-B chassis and safety applications - emphasizing fault containment, memory integrity, and deterministic real-time performance.
FAQ
What is the maximum operating junction temperature for SPC560P50L3CEFBY?
The SPC560P50L3CEFBY is qualified for automotive operation with a maximum junction temperature of 125 °C, as specified in Section 3.5 of ST's Doc ID 14723 Rev 9. Thermal derating begins above 105 °C ambient under full load, and the device includes on-die temperature monitoring via the SSCM module for active thermal management.
Does SPC560P50L3CEFBY support JTAG boundary scan and Nexus L2+ simultaneously?
No - the SPC560P50L3CEFBY shares physical pins between IEEE 1149.1 JTAG and Nexus L2+ debug interfaces. Pin muxing is controlled by the NEXUS_EN bit in the SSCM configuration register; only one interface can be active at a time, per Section 2.2.3 and Figure 25–27 of the datasheet.
How is EEPROM emulation implemented in SPC560P50L3CEFBY?
EEPROM emulation uses 64 KB of dedicated on-chip data flash memory (organized as four 16 KB banks), managed by ST's SPC5 Flash Driver Library. Each bank supports wear leveling and atomic write operations, with guaranteed endurance of 100,000 cycles and data retention of 10 years at 125 °C, per Table 35 in Doc ID 14723 Rev 9.
Can the safety port FlexCAN operate independently while the main FlexCAN is disabled?
Yes - the safety port FlexCAN has its own clock domain, message RAM, and interrupt vector, allowing full operation (including transmission, reception, and error handling) even when the main FlexCAN module is powered down or held in reset. This hardware-level isolation is confirmed in Section 1.5.21 and Table 4 of the datasheet.
SPC560P50L3CEFBY Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 100-LQFP
- Series:
- SPC56
- Packaging:
- Tray
- 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):
- 3V ~ 3.6V
- Data Converters:
- A/D 26x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
SPC560P50L3CEFBY FAQ
1.How can I place an order for SPC560P50L3CEFBY through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC560P50L3CEFBY 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 SPC560P50L3CEFBY reliable?
The price and inventory of SPC560P50L3CEFBY are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC560P50L3CEFBY is usually 5 days.
3.What payment methods are accepted for SPC560P50L3CEFBY?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC560P50L3CEFBY transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC560P50L3CEFBY?
SPC560P50L3CEFBY orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC560P50L3CEFBY 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 SPC560P50L3CEFBY?
For technical support, including SPC560P50L3CEFBY datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC560P50L3CEFBY requirements.
6.How does Aetrix verify that SPC560P50L3CEFBY is sourced from the original manufacturer or authorized distributors?
All SPC560P50L3CEFBY 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 SPC560P50L3CEFBY meets industry standards.
7.What is the process for return or replacement of SPC560P50L3CEFBY?
All SPC560P50L3CEFBY units undergo pre-shipment inspection (PSI). If there is an issue with SPC560P50L3CEFBY, 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 SPC560P50L3CEFBY part is unused and in its original packaging.
Return procedure for SPC560P50L3CEFBY:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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