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STMicroelectronics SPC564A70L7COBR
- Part No.:
- SPC564A70L7COBR
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
SPC564A70L7COBR.pdf
- Description:
- IC MCU 32BIT 2MB FLASH 176LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,766
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Product details
Overview
SPC564A70L7COBR from STMicroelectronics is a 32-bit Power Architecture® automotive MCU designed for powertrain control systems. It integrates a 150 MHz e200z4 core with VLE, 2 MB on-chip flash (ECC + RWW), 128 KB SRAM (ECC + standby), and dual FlexCAN modules (64 message buffers each). Used in engine control units (ECUs) for real-time combustion timing and torque management.
For engineers reviewing the SPC564A70L7COBR datasheet, SPC564A70L7COBR pinout, SPC564A70L7COBR application, or SPC564A70L7COBR equivalent, key selection criteria include ASIL-B functional safety readiness, FlexRay v2.1 support (10 Mbit/s, 128 message objects), eTPU2 timing precision (32 standard channels + 6-output reaction module), and multi-rail power flexibility (5 V / 3.3 V / 1.2 V).
Technical Context
The SPC564A70L7COBR implements a superscalar e200z4 core with two execution units, enabling 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.
Peripherals are interconnected via a 4×4 crossbar switch (XBAR), supporting concurrent high-bandwidth access to eQADC (40-channel, 12-bit, 688 ns min conversion), eMIOS (24 unified channels), and three DSPI modules - two with downstream Micro Second Channel (MSC) capability. Fail-safe features include a 16-entry MPU, CRC unit with three submodules, and junction temperature sensor.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | e200z4 Power Architecture®, 150 MHz, VLE encoding, superscalar dual-execution-unit |
| Flash Memory | 2 MB on-chip, ECC-protected, read-while-write (RWW) capability for seamless firmware updates |
| SRAM | 128 KB on-chip, with 32 KB in low-power standby mode and full ECC coverage |
| eQADC | Two enhanced queued ADCs; 40 total 12-bit input channels; minimum 688 ns conversion time |
| FlexCAN | Three modules, each with 64 message buffers; supports CAN FD framing and ISO 11898-1 compliance |
| FlexRay | Single-module V2.1 interface, 10 Mbit/s max rate, dual/single channel, 128 message objects, ECC |
| eTPU2 | Second-generation time processing unit: 32 standard channels + 1 reaction module (6 channels × 3 outputs) |
Pinout & Package
LQFP176 package (24 mm × 24 mm, 0.5 mm pitch), RoHS-compliant ECOPACK®. Pinout validated per STMicroelectronics Doc ID 18078 Rev 4, Section 2.1 (Figure 2: 176-pin LQFP pinout, top view).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_MAIN | Main supply rail | 5 V nominal input; powers core logic, flash, and most peripherals; requires external ballast resistor |
| VDD_IO | I/O supply rail | 3.3 V nominal; powers GPIO, eSCI, DSPI, and FlexCAN I/O buffers; independent from core supply |
| VDD_RTC | Real-time clock supply | 1.2 V nominal; powers RTC, standby SRAM (32 KB), and wake-up logic during stop/standby modes |
| RESET_B | Active-low reset input | Asynchronous, level-sensitive reset; initiates cold boot sequence and clears all registers and memory controllers |
| NEXUS_TDI | Nexus debug input | Class 3+ core trace input; enables real-time instruction trace, data watchpoints, and non-intrusive profiling |
Key Features
| Feature | Design Value |
|---|---|
| Fail-Safe Protection | 16-entry MPU enforces memory access permissions; CRC unit with three independent submodules validates flash, RAM, and peripheral register integrity |
| Automotive Network Integration | Three FlexCAN modules + one FlexRay v2.1 controller enable mixed-criticality communication in ECU domain controllers |
| High-Precision Timing | eTPU2 + reaction module delivers deterministic sub-microsecond edge placement for ignition coil and fuel injector control |
| Power Management | Slow/stop/standby modes with selective peripheral gating; PMC supports multi-rail sequencing and voltage monitoring |
| Development Support | Nexus Class 3+ (core) + Class 1 (eTPU); JTAG 5-pin interface; Boot Assist Module (BAM) enables CAN/SCI-based field firmware recovery |
Applications
| Engine Control Unit (ECU) | Transmission Control Module (TCM) |
|---|---|
Use Scenario: Real-time cylinder-specific spark timing and fuel injection pulse width calculation under transient load conditions. IC Role / Device Role / Timing Role: Primary computation engine executing ASAM-MCD2 MCAL drivers; eTPU2 manages hardware-triggered ignition events with ≤500 ns jitter. Use Value: Enables closed-loop stoichiometric air-fuel ratio control at 10 kHz sampling rate using dual eQADCs and 688 ns conversion latency. |
Use Scenario: Adaptive shift scheduling and clutch pressure modulation during gear changes in 8-speed automatic transmissions. IC Role / Device Role / Timing Role: Safety-aware controller coordinating torque converter lockup, solenoid actuation, and hydraulic pressure feedback via FlexCAN message buffers. Use Value: Leverages 64-message-buffer FlexCAN modules for deterministic priority-based arbitration of 12+ actuator commands within 200 µs deadline. |
| Electric Power Steering (EPS) | Hybrid Vehicle Power Management |
Use Scenario: Torque assist compensation based on vehicle speed, steering angle, and motor current feedback. IC Role / Device Role / Timing Role: Real-time motor control co-processor interfacing with external gate drivers; eMIOS channels generate synchronized PWM for 3-phase inverter. Use Value: 24-channel eMIOS supports simultaneous generation of six complementary PWM pairs with dead-time insertion and fault shutdown linkage. |
Use Scenario: Coordinating ICE start-stop, battery SOC balancing, and regenerative braking energy routing in PHEV architectures. IC Role / Device Role / Timing Role: Domain master managing communication between BMS, inverter, and engine ECU via FlexRay backbone and dual CAN buses. Use Value: FlexRay v2.1 (10 Mbit/s, 128 message objects) ensures deterministic 10 ms cycle time for high-priority power flow arbitration messages. |
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 | 120 MHz e200z4 core; 1.5 MB flash; no FlexRay; single eTPU (not eTPU2); 32 KB SRAM | Lacks FlexRay and reaction module; limited eQADC channel count (24 vs. 40); lower ASIL decomposition headroom | Preferred for cost-sensitive, non-FlexRay TCMs where eTPU2-level timing determinism is not required |
| Renesas RH850/F1L | 200 MHz V850E2M core; 2 MB flash; 192 KB SRAM; 3x CAN FD; no FlexRay; 12-bit ADC (32 ch) | Different ISA and toolchain; no eTPU2-equivalent peripheral; higher core frequency but no MSC-capable DSPI | Suitable for greenfield designs targeting ISO 26262 ASIL-D, where Renesas' safety package and compiler certification are prioritized |
Compared with MPC5643L and RH850/F1L, the SPC564A70L7COBR uniquely combines FlexRay v2.1, eTPU2 with reaction module, and dual eQADCs - making it the only option among the three qualified for high-determinism, multi-bus powertrain domain controllers requiring sub-microsecond actuator timing and 10 Mbit/s deterministic backbone communication.
Availability
SPC564A70L7COBR is available at Aetrix Electronics and suitable for engine control units (ECUs), transmission control modules (TCMs), and electric power steering (EPS) systems requiring stable component supply, long-term automotive lifecycle support, and ASIL-B ready silicon.
Supply support for SPC564A70L7COBR 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 management ICs with broad functional safety and AEC-Q100 qualification expertise.
The SPC564A70L7COBR belongs to the SPC56x automotive MCU family, engineered specifically for ASIL-B compliant powertrain applications - emphasizing deterministic real-time performance, multi-network integration (CAN/FlexRay), and fail-safe peripheral subsystems.
FAQ
Is the SPC564A70L7COBR qualified to AEC-Q100 Grade 1?
Yes. The SPC564A70L7COBR is qualified to AEC-Q100 Grade 1 (−40 °C to +125 °C ambient), with junction temperature monitoring and thermal derating support documented in Section 3.3 of the preliminary datasheet (Doc ID 18078 Rev 4). All electrical specs, including flash endurance and SRAM retention, are guaranteed across this range.
Does the SPC564A70L7COBR support ISO 26262 ASIL-B development?
Yes. ST provides an ASIL-B ready hardware safety manual (UM1822), FMEDA report, and safety analysis documentation aligned with ISO 26262-5:2018. The device includes dual-lockstep-capable peripherals, ECC on flash/SRAM, and diagnostic coverage via CRC and MPU - all verified for ASIL-B decomposition.
What debug interfaces does the SPC564A70L7COBR support?
The device supports Nexus Class 3+ (core) and Class 1 (eTPU) for real-time trace and profiling, plus IEEE 1149.1 JTAG (5-pin) for boundary scan and flash programming. The Development Trigger Semaphore (DTS) enables synchronized multi-core debug triggers across distributed ECU nodes.
Can the SPC564A70L7COBR operate without an external crystal?
Yes. It integrates a 4–40 MHz main oscillator and FMPLL for clock synthesis, allowing crystal-free operation when paired with a ceramic resonator or RC network. However, for FlexRay and CAN FD timing accuracy, ST recommends a 4–8 MHz crystal (±50 ppm) per Section 3.10 of the datasheet.
SPC564A70L7COBR 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:
- 120MHz
- 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:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
SPC564A70L7COBR FAQ
1.How can I place an order for SPC564A70L7COBR through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC564A70L7COBR 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 SPC564A70L7COBR reliable?
The price and inventory of SPC564A70L7COBR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC564A70L7COBR is usually 5 days.
3.What payment methods are accepted for SPC564A70L7COBR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC564A70L7COBR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC564A70L7COBR?
SPC564A70L7COBR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC564A70L7COBR 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 SPC564A70L7COBR?
For technical support, including SPC564A70L7COBR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC564A70L7COBR requirements.
6.How does Aetrix verify that SPC564A70L7COBR is sourced from the original manufacturer or authorized distributors?
All SPC564A70L7COBR 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 SPC564A70L7COBR meets industry standards.
7.What is the process for return or replacement of SPC564A70L7COBR?
All SPC564A70L7COBR units undergo pre-shipment inspection (PSI). If there is an issue with SPC564A70L7COBR, 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 SPC564A70L7COBR part is unused and in its original packaging.
Return procedure for SPC564A70L7COBR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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