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STMicroelectronics SPC572L64F2BC6AY
- Part No.:
- SPC572L64F2BC6AY
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 80-TQFP Exposed Pad
- Datasheet:
-
SPC572L64F2BC6AY.pdf
- Description:
- IC MCU 32BIT 1.5MB FLASH 80ETQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,083
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Product details
Overview
SPC572L64F2BC6AY from STMicroelectronics is a 32-bit Power Architecture® VLE-compliant automotive MCU with one e200z2 CPU core, 1568 KB on-chip RWW flash (including 32 KB EEPROM emulation), 64 KB SRAM, and integrated GTM101 timer module with 72 channels. It supports AEC-Q100 Grade 1 qualification and ISO 26262 ASIL-A compliance for gasoline/diesel powertrain control.
For engineers reviewing the SPC572L64F2BC6AY datasheet, SPC572L64F2BC6AY pinout, SPC572L64F2BC6AY application, or SPC572L64F2BC6AY equivalent, key selection factors include its dual M_CAN interfaces, SENT channel count, Ethernet (FEC) support, and eTQFP100 package compatibility for engine ECU designs requiring high peripheral integration and functional safety.
Technical Context
This MCU implements a single-issue e200z2 core compliant with Power Architecture® VLE instruction set, featuring single-precision floating-point execution and Nexus IEEE-ISTO 5001-2003 debug interface. Its system architecture integrates SIUL2 for I/O configuration, SMPU for memory protection, and eDMA with 16 channels supporting up to 60 sources.
The timing subsystem includes four 32-bit and one 64-bit PIT channels, PLL for stable clock domain generation, and GTM101 - an intelligent timer with 16 input/56 output channels supporting complex PWM, capture, and time-stamping functions essential for real-time powertrain actuation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | e200z2, single-issue, Power Architecture® VLE-compliant, enabling deterministic real-time execution in ASIL-A powertrain applications |
| Flash Memory | 1568 KB RWW flash with EEPROM emulation (32 KB), allowing safe firmware updates and parameter storage without external non-volatile memory |
| SRAM | 64 KB general-purpose data SRAM, sufficient for real-time control stacks and sensor fusion buffers in 4-cylinder engine ECUs |
| Analog Converters | Three 12-bit SAR ADCs + one 16-bit Sigma-Delta ADC with decimation unit, supporting high-resolution current/voltage sensing for fuel injection and ignition control |
| Communication Interfaces | Two M_CAN modules, four SENT channels, two LINFlexD, two DSPI, FEC Ethernet, and LFAST - enabling full powertrain bus hierarchy (CAN backbone, SENT sensors, LIN actuators, Ethernet diagnostics) |
| Timer System | GTM101 with 72 channels (16 input, 56 output), delivering hardware-accelerated PWM generation, edge capture, and time-triggered scheduling for valve timing and spark advance |
| Package | eTQFP100 (14 mm × 14 mm, 0.5 mm pitch), qualified for under-hood automotive environments with thermal performance validated per JEDEC JESD51-2 |
Pinout & Package
eTQFP100 package: 100-pin thermally enhanced thin quad flat pack, 14 mm × 14 mm body, 0.5 mm pitch, designed for automotive under-hood PCB layouts with optimized thermal dissipation and mechanical robustness.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_MAIN | Main power supply | 5 V ±10% input supporting cold-start down to 3.0 V; powers core logic, flash, and SRAM domains |
| VDDA | Analog reference supply | Separate 5 V analog rail for ADC and GTM reference stability; isolated to minimize digital noise coupling |
| VRH/VRP | ADC reference inputs | Differential reference pair for SAR and Sigma-Delta ADCs; enables ratiometric measurement accuracy |
| ESR0 | External reset input | Edge-sensitive reset pin compatible with external watchdog ICs; supports fail-safe reset propagation in ASIL-A systems |
| M_CAN0_TX / M_CAN0_RX | First CAN transceiver interface | Dedicated differential pins for CAN FD-capable communication at up to 5 Mbps; integrated termination resistors supported |
| SENT0–SENT3 | SENT sensor interface outputs | Four open-drain outputs compliant with SAE J2716 rev 3.0; support high-resolution position/temperature sensor feedback |
| FEC_MDIO / FEC_MDC | Ethernet management interface | RMII-compliant MDIO/MDC pins for PHY configuration and status monitoring in diagnostic and OTA update applications |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q100 Grade 1 qualification | Validated for operation from −40 °C to +125 °C ambient, meeting automotive powertrain environmental stress requirements |
| System Memory Protection Unit (SMPU) | Hardware-enforced memory access control across flash, SRAM, and peripherals - foundational for ASIL-A partitioning and fault containment |
| Boot Assist Flash (BAF) | Factory-programmable via UART/LIN/CAN; enables secure field reprogramming without JTAG, reducing production test complexity |
| Nexus IEEE-ISTO 5001-2003 debug interface | Real-time trace and event triggering capability; supports coverage analysis and runtime verification required for ISO 26262 tool qualification |
| Self-test capability (BIST) | On-chip memory and logic self-test routines compliant with ISO 26262 Annex D; reduces need for external test infrastructure |
Applications
| Gasoline Engine Control Unit | Diesel Engine Control Unit |
|---|---|
|
Use Scenario: Real-time closed-loop control of fuel injection, spark timing, and throttle actuation in 4-cylinder gasoline engines. IC Role / Device Role / Timing Role: Primary controller executing combustion cycle-synchronized tasks using GTM101 timer outputs and SENT sensor inputs. Use Value: 72-channel GTM enables simultaneous PWM for 4 injectors + 4 coils + 2 VVT solenoids with sub-microsecond jitter, meeting OBD-II timing compliance. |
Use Scenario: High-precision common-rail diesel injection control with pressure feedback and exhaust gas recirculation (EGR) actuation. IC Role / Device Role / Timing Role: Central timing coordinator managing high-speed SENT-based rail pressure sampling and M_CAN-based actuator commands. Use Value: Four SENT channels directly interface with rail pressure, boost, and temperature sensors - eliminating external signal conditioners and reducing BOM cost. |
| Transmission Control Module | Electric Power Steering (EPS) ECU |
|
Use Scenario: Shift logic, clutch engagement timing, and torque converter lock-up control in 6-speed automatic transmissions. IC Role / Device Role / Timing Role: Safety-aware controller using dual M_CAN interfaces for communication with engine and chassis ECUs while running ASIL-A software partitions. Use Value: SMPU-enforced memory isolation prevents faults in transmission logic from corrupting engine CAN message buffers, satisfying ASIL-A fault containment goals. |
Use Scenario: Torque assist calculation, motor phase control, and steering angle feedback processing in column-assist EPS systems. IC Role / Device Role / Timing Role: Real-time motor control processor leveraging eDMA-driven ADC sampling and GTM-generated 3-phase PWM waveforms. Use Value: eDMA with 60-source support enables zero-CPU-overhead acquisition of 12+ analog signals (motor currents, hall sensors, torque sensor) at 20 kHz sample rate. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive powertrain microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SPC574K72E3 | Higher flash (2 MB), dual e200z4 cores, ASIL-B ready, no GTM101 (uses eTPU instead) | Targeted at ASIL-B transmission and hybrid powertrain applications requiring higher compute throughput | Select when dual-core redundancy or >1.5 MB flash is required; not drop-in due to different timer architecture and pinout |
| MC9S12XEP100 | Legacy 16-bit HCS12X core, 1 MB flash, no Ethernet/FEC, limited SENT support (2 channels) | Suitable for cost-sensitive legacy platform refreshes where ASIL-A suffices but Ethernet diagnostics are unnecessary | Choose only for brownfield designs with existing toolchain investment; lacks modern safety features like SMPU and Nexus 2010 support |
Compared with SPC572L64F2BC6AY, the SPC574K72E3 offers higher safety integrity and compute headroom at the cost of increased complexity and footprint, while the MC9S12XEP100 provides pin-compatible migration path for legacy 16-bit systems but lacks Ethernet, advanced timers, and modern debug capabilities.
Availability
SPC572L64F2BC6AY is available at Aetrix Electronics and suitable for automotive powertrain control, transmission management, electric power steering, and chassis control applications requiring stable component supply and long-term automotive lifecycle support.
Supply support for SPC572L64F2BC6AY 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 management ICs, and automotive-grade components for industrial and transportation markets.
This device belongs to the SPC572Lx family - engineered specifically for cost-optimized, ASIL-A-compliant powertrain controllers in 4-cylinder gasoline and diesel engines, with emphasis on integrated timing, sensor interfacing, and functional safety primitives.
FAQ
What is the maximum operating junction temperature for SPC572L64F2BC6AY?
The device is rated for maximum junction temperature of +150 °C per AEC-Q100 Grade 1 specification. Thermal characteristics for eTQFP100 package show θJA = 32 °C/W under standard JEDEC 2-layer board conditions, enabling sustained operation at 125 °C ambient with appropriate PCB copper pour and airflow.
Does SPC572L64F2BC6AY support CAN FD?
No - it integrates two classical M_CAN modules compliant with ISO 11898-1:2015 (CAN 2.0B), supporting bit rates up to 1 Mbps. CAN FD functionality is not implemented in this silicon revision; users requiring FD must select SPC58x or SPC574K series devices.
How is EEPROM emulation implemented in the 1568 KB flash?
ST's dedicated EEPROM emulation driver uses 32 KB of the RWW flash to implement wear-leveling and atomic write operations across 16 KB logical sectors. The implementation supports 100,000 write cycles per sector and includes CRC-16 checksums for data integrity - validated per ISO 26262 Annex D for ASIL-A use.
Can the GTM101 module replace external CPLD-based timing logic in engine ECUs?
Yes - GTM101's 72-channel architecture supports hardware-accelerated PWM generation, input capture with timestamping, and complex state machines (e.g., cam/crank decoding). Its deterministic latency (<50 ns) and independent clock domain eliminate need for external timing ICs in most 4-cylinder powertrain applications.
SPC572L64F2BC6AY Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 80-TQFP Exposed Pad
- Series:
- SPC572Lx
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- e200z2
- Core Size:
- 32-Bit Single-Core
- Speed:
- 80MHz
- Connectivity:
- CANbus, Ethernet, LINbus, SPI, UART/USART
- Peripherals:
- DMA, LVD, POR, WDT
- Number of I/O:
- -
- Program Memory Size:
- 1.5MB (1.5M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 32K x 8
- RAM Size:
- 64K x 8
- Voltage - Supply (Vcc/Vdd):
- 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:
SPC572L64F2BC6AY FAQ
1.How can I place an order for SPC572L64F2BC6AY through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC572L64F2BC6AY 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 SPC572L64F2BC6AY reliable?
The price and inventory of SPC572L64F2BC6AY are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC572L64F2BC6AY is usually 5 days.
3.What payment methods are accepted for SPC572L64F2BC6AY?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC572L64F2BC6AY transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC572L64F2BC6AY?
SPC572L64F2BC6AY orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC572L64F2BC6AY 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 SPC572L64F2BC6AY?
For technical support, including SPC572L64F2BC6AY datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC572L64F2BC6AY requirements.
6.How does Aetrix verify that SPC572L64F2BC6AY is sourced from the original manufacturer or authorized distributors?
All SPC572L64F2BC6AY 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 SPC572L64F2BC6AY meets industry standards.
7.What is the process for return or replacement of SPC572L64F2BC6AY?
All SPC572L64F2BC6AY units undergo pre-shipment inspection (PSI). If there is an issue with SPC572L64F2BC6AY, 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 SPC572L64F2BC6AY part is unused and in its original packaging.
Return procedure for SPC572L64F2BC6AY:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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