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STMicroelectronics SPC564A70L7CFAR
- Part No.:
- SPC564A70L7CFAR
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
SPC564A70L7CFAR.pdf
- Description:
- IC MCU 32BIT 2MB FLASH 176LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,882
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Product details
Overview
SPC564A70L7CFAR from STMicroelectronics is a 32-bit Power Architecture® e200z4-based automotive MCU designed for powertrain control, featuring a 150 MHz core, 2 MB on-chip flash with ECC and RWW, 128 KB SRAM (32 KB standby + ECC), and integrated FlexRay v2.1 (10 Mbit/s), triple FlexCAN (64 buffers each), and dual eQADCs (40 channels, 12-bit, 688 ns min conversion). It targets engine control units (ECUs) requiring ASIL-B functional safety support.
For engineers reviewing the SPC564A70L7CFAR datasheet, SPC564A70L7CFAR pinout, SPC564A70L7CFAR application, or SPC564A70L7CFAR equivalent, key selection criteria include FMPLL clock synthesis, eTPU2 real-time timing precision, Nexus Class 3+ debug capability, and PBGA324/LQFP176 package compatibility for high-pin-count automotive ECU layouts.
Technical Context
The SPC564A70L7CFAR implements a superscalar e200z4 core with Variable Length Encoding (VLE), supporting up to two integer or floating-point instructions per cycle and four MAC operations per cycle. Its memory subsystem includes a 4-way configurable 8 KB instruction cache, 24-entry MMU, and 14 + 3 KB dedicated eTPU code/data RAM.
Real-time peripheral coordination is managed via a 4 × 4 crossbar switch (XBAR), enabling concurrent access to flash, SRAM, and peripherals including three DSPI modules (two with MSC support), three eSCI interfaces, and an eMIOS with 24 unified channels. Fail-safe operation is reinforced by a 16-entry MPU, CRC unit with three submodules, and junction temperature sensor.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | e200z4 Power Architecture® with VLE and superscalar dual-execution-unit design |
| Clock Speed | 150 MHz maximum operating frequency enabled by on-chip FMPLL |
| Flash Memory | 2 MB on-chip with ECC protection and read-while-write capability for seamless firmware updates |
| SRAM | 128 KB total: 32 KB retains data in standby mode; full array protected by ECC |
| Analog Conversion | Dual eQADCs with 40 total 12-bit input channels and minimum 688 ns conversion time |
| Serial Interfaces | 3× FlexCAN (64 message buffers each), 1× FlexRay v2.1 (dual/single channel, 128 message objects), 3× DSPI, 3× eSCI |
| Real-Time Unit | eTPU2 with 32 standard channels + 1 reaction module (6 channels × 3 outputs) |
Pinout & Package
SPC564A70L7CFAR is packaged in LQFP176 (24 mm × 24 mm) and supports pin-compatible migration to LBGA208 and PBGA324 packages. The LQFP176 variant provides 112 general-purpose I/O lines with configurable drive strength and slew rate control.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_MAIN | Main supply rail | 5 V nominal input powering core logic and I/O banks; requires external ballast regulation |
| VDD_IO | I/O supply rail | 3.3 V supply for GPIO and serial interface I/Os; independent of core voltage domain |
| VDD_CORE | Core supply rail | 1.2 V regulated supply for e200z4 core and internal logic; sourced via external PMIC or integrated regulator |
| OSC_IN / OSC_OUT | Crystal oscillator interface | Supports 4–40 MHz external crystal; feeds FMPLL for system clock generation |
| JTAG_TCK / TMS / TDI / TDO / TRST | Nexus/JTAG debug interface | 5-pin boundary scan and Class 3+ debug port for real-time trace and calibration |
| FRAY_TXD / FRAY_RXD | FlexRay physical layer I/O | Differential pair supporting 10 Mbit/s FlexRay v2.1 communication with built-in ECC |
Key Features
| Feature | Design Value |
|---|---|
| eTPU2 real-time processing | Second-generation enhanced time processing unit with deterministic sub-microsecond response for ignition/fuel timing |
| Fail-safe memory protection | 16-entry MPU + ECC on flash/SRAM + CRC unit with three independent submodules for runtime integrity checking |
| Multi-rail power architecture | Independent 5 V (I/O), 3.3 V (peripheral), and 1.2 V (core) supplies enable optimized noise isolation and thermal management |
| Automotive network integration | Native FlexRay v2.1 + triple FlexCAN + dual eQADC enables full powertrain domain controller implementation without external bridge ICs |
| Bootloader & diagnostics | On-chip CAN/SCI Bootstrap Loader with Boot Assist Module (BAM) and Class 1 eTPU Nexus support for production programming and field updates |
Applications
| Engine Control Unit (ECU) | Transmission Control Module (TCM) |
|---|---|
Use Scenario: Real-time closed-loop combustion control in gasoline direct injection engines with cylinder deactivation. IC Role / Device Role / Timing Role: Primary powertrain controller executing fuel injection, spark timing, and knock detection algorithms at ≤1 ms loop intervals. Use Value: eTPU2's 32-channel deterministic timing and dual eQADCs enable synchronized sampling of 40+ analog sensors (MAP, TPS, O2, knock) within single-cycle latency. |
Use Scenario: Adaptive shift scheduling and clutch pressure modulation in 8-speed automatic transmissions. IC Role / Device Role / Timing Role: High-integrity motion controller interfacing with hydraulic solenoids, position encoders, and vehicle CAN backbone. Use Value: Triple FlexCAN (64 buffers each) and FlexRay v2.1 support simultaneous communication with engine ECU, body domain, and actuator nodes under ASIL-B requirements. |
| Electric Power Steering (EPS) | Hybrid Power Management Unit |
Use Scenario: Torque assist calculation and motor phase current control in column-assist EPS systems. IC Role / Device Role / Timing Role: Safety-critical torque path controller with redundant ADC sampling and PWM generation for 3-phase inverter gate drivers. Use Value: 128 KB SRAM with ECC and 2 MB flash with RWW allow concurrent execution and over-the-air firmware updates without interrupting steering assist function. |
Use Scenario: Coordinating ICE start-stop, battery SOC balancing, and regenerative braking in mild hybrid architectures. IC Role / Device Role / Timing Role: Domain coordinator managing energy flow between 12 V starter, 48 V Li-ion pack, and ICE via CAN FD and FlexRay. Use Value: FMPLL-generated clocks with jitter <15 ps RMS and Nexus Class 3+ trace enable precise synchronization of multi-sensor fusion algorithms across distributed ECUs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive powertrain microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| NXP MPC5643L | Same e200z4 core @ 120 MHz; 1.5 MB flash, no FlexRay; uses older eTPU (not eTPU2) | Lacks FlexRay v2.1 and dual eQADC; limited to CAN-only powertrain networks | Select when FlexRay is unnecessary and cost-sensitive CAN-based TCM designs dominate |
| Renesas RH850/F1L | 32-bit RXv2 core @ 120 MHz; 2 MB flash, 384 KB RAM; supports CAN FD but no FlexRay | Stronger ASIL-D support stack; different toolchain (CS+ vs. SPC5 Studio); no native eTPU equivalent | Prefer for new ASIL-D programs requiring certified compiler/toolchain and CAN FD bandwidth >1 Mbit/s |
Compared with MPC5643L and RH850/F1L, the SPC564A70L7CFAR uniquely combines FlexRay v2.1, eTPU2, and FMPLL in a single die-enabling deterministic sub-microsecond timing for ignition/fuel events while maintaining dual-network redundancy required in modern ISO 26262-compliant powertrain domains.
Availability
SPC564A70L7CFAR is available at Aetrix Electronics and suitable for engine control units (ECUs), transmission control modules (TCMs), electric power steering (EPS) systems, and hybrid power management units requiring stable component supply, long-term automotive lifecycle support, and ASIL-B compliance documentation.
Supply support for SPC564A70L7CFAR 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, specializing in automotive, industrial, and power discrete technologies with broad IP portfolios in microcontrollers, analog, and MEMS.
The SPC564A70L7CFAR belongs to ST's SPC56 automotive MCU family, engineered specifically for ASIL-B powertrain applications demanding high computational throughput, real-time peripheral offload (eTPU2/eQADC), and multi-protocol networking (FlexRay/CAN/FlexCAN).
FAQ
What is the maximum junction temperature rating for SPC564A70L7CFAR?
The SPC564A70L7CFAR has a maximum junction temperature of +150 °C, validated across all supported packages (LQFP176, LBGA208, PBGA324) per STMicroelectronics Doc ID 18078 Rev 4 Section 3.3. This rating enables operation in under-hood environments typical of gasoline and diesel engine compartments.
Does SPC564A70L7CFAR support JTAG and Nexus debugging simultaneously?
Yes - the device implements a 5-pin JTAG interface compliant with IEEE 1149.1 and Nexus Class 3+ for the e200z4 core, plus Class 1 for eTPU2. Both debug channels share physical pins but operate independently via multiplexed protocol selection, enabling concurrent core trace and real-time peripheral event capture.
How is flash endurance specified for SPC564A70L7CFAR?
Flash endurance is rated at 100,000 program/erase cycles per sector, with data retention guaranteed for 20 years at +125 °C junction temperature. These values are measured per STMicroelectronics specification Table 34 (Doc ID 18078 Rev 4) and apply to both main flash and EEPROM emulation regions.
Is the SPC564A70L7CFAR pinout compatible with other SPC564A70 variants?
Yes - the SPC564A70L7CFAR shares identical LQFP176 pinout with SPC564A70B4 (same flash size, different package option), and maintains signal-level compatibility with SPC564A70L7 variants in LBGA208 and PBGA324 packages. Pin functions, power domains, and I/O electrical characteristics are fully aligned per Table 1 and Section 2 of the datasheet.
SPC564A70L7CFAR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 176-LQFP
- Series:
- SPC56
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- e200z4
- Core Size:
- 32-Bit Single-Core
- Speed:
- 150MHz
- Connectivity:
- CANbus, EBI/EMI, LINbus, SCI, SPI
- Peripherals:
- DMA, POR, PWM, WDT
- Number of I/O:
- 150
- Program Memory Size:
- 2MB (2M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 128K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.14V ~ 1.32V
- Data Converters:
- A/D 34x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
SPC564A70L7CFAR FAQ
1.How can I place an order for SPC564A70L7CFAR through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC564A70L7CFAR 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 SPC564A70L7CFAR reliable?
The price and inventory of SPC564A70L7CFAR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC564A70L7CFAR is usually 5 days.
3.What payment methods are accepted for SPC564A70L7CFAR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC564A70L7CFAR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC564A70L7CFAR?
SPC564A70L7CFAR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC564A70L7CFAR 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 SPC564A70L7CFAR?
For technical support, including SPC564A70L7CFAR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC564A70L7CFAR requirements.
6.How does Aetrix verify that SPC564A70L7CFAR is sourced from the original manufacturer or authorized distributors?
All SPC564A70L7CFAR 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 SPC564A70L7CFAR meets industry standards.
7.What is the process for return or replacement of SPC564A70L7CFAR?
All SPC564A70L7CFAR units undergo pre-shipment inspection (PSI). If there is an issue with SPC564A70L7CFAR, 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 SPC564A70L7CFAR part is unused and in its original packaging.
Return procedure for SPC564A70L7CFAR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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