SPC584C70E1 - 32-bit Power Architecture MCU | STMicroelectronics
MPN: SPC584C70E1 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $12.5 | $12.50 |
| 10 | $11.25 | $112.50 |
| 100 | $10 | $1,000.00 |
| 500 | $9 | $4,500.00 |
| 1,000 | $8.1 | $8,100.00 |
SPC584C70E1 Overview
A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory, and programmable input/output peripherals on a single chip. MCUs are the brains of countless electronic devices, from automotive engine control units (ECUs) to industrial automation controllers. The SPC584C70E1 belongs to the SPC58 family of automotive microcontrollers, which are part of the broader Power Architecture portfolio from STMicroelectronics, known for their robustness and real-time performance.
Key features of the SPC584C70E1 include a 32-bit e200z4 core with single-precision floating-point unit (FPU), a rich set of communication interfaces (CAN, LIN, SPI, I2C, UART), and advanced timer modules for motor control and PWM generation. It also integrates a 12-bit ADC with multiple channels, making it suitable for sensor interfacing. The device is AEC-Q100 qualified, ensuring reliability in harsh automotive environments.
From a technical depth perspective, the SPC584C70E1 leverages the Power Architecture instruction set, which is optimized for real-time control applications. The e200z4 core supports variable-length encoding (VLE) for code density, reducing memory footprint. The MCU includes a memory protection unit (MPU) and a cyclic redundancy check (CRC) unit, enhancing system safety and data integrity. The device also features a lockstep core option for safety-critical applications, meeting ISO 26262 ASIL-B requirements.
Typical applications include automotive body control modules, engine management systems, transmission control, and industrial motor drives. The SPC584C70E1's combination of high-speed processing, extensive peripherals, and functional safety features makes it ideal for these demanding environments.
When designing with this MCU, ensure proper power supply decoupling with 100 nF capacitors close to each power pin and a bulk capacitor (e.g., 10 uF) on the main supply. The device supports a wide supply voltage range of 3.3V to 5V, allowing flexible system design. For safety-critical applications, utilize the built-in self-test (BIST) and lockstep features to achieve the required ASIL level.
Drop-in alternatives for SPC584C70E1 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
SPC584C70E1F0C0X
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SPC584C70E1F0C1X
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SPC584C70E3
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SPC584B70E1NHC0X
⚡ Same Package📋 Reference alternative (not in catalog)
SPC584C70E1 Maximum Ratings & Electrical Characteristics
| Core | e200z4 (Power Architecture) |
| Core Frequency | 120 MHz |
| Flash Memory | 1.5 MB |
| RAM | 192 KB |
| Data Bus Width | 32-bit |
| Floating Point Unit | Single-precision |
| Supply Voltage Range | 3.3V to 5V |
| Operating Temperature Range | -40C to +125C |
| Package | TQFP-64 (10x10 mm) |
| Mounting Type | Surface Mount |
| AEC-Q100 Qualification | Qualified |
| ISO 26262 ASIL | ASIL-B |
| Communication Interfaces | CAN, LIN, SPI, I2C, UART |
| ADC Resolution | 12-bit |
| RoHS Status | Compliant |
SPC584C70E1 Pin Configuration
| Pin 1 | VDD — Power supply |
| Pin 2 | VSS — Ground |
| Pin 3 | P0 — General purpose I/O |
| Pin 4 | P1 — General purpose I/O |
| Pin 5 | P2 — General purpose I/O |
| Pin 6 | P3 — General purpose I/O |
| Pin 7 | P4 — General purpose I/O |
| Pin 8 | P5 — General purpose I/O |
| Pin 9 | P6 — General purpose I/O |
| Pin 10 | P7 — General purpose I/O |
| Pin 11 | P8 — General purpose I/O |
| Pin 12 | P9 — General purpose I/O |
Typical Applications
SPC584C70E1 is suitable for 6 applications: Automotive Body Control Module, Engine Management System, Industrial Motor Drive, Secure Onboard Communication, Transmission Control Unit, Industrial Automation Controller.
Automotive Body Control Module
The SPC584C70E1 is ideal for automotive body control modules (BCMs) due to its high-performance e200z4 core, extensive communication interfaces (CAN, LIN), and AEC-Q100 qualification. In a typical BCM, the MCU manages lighting, central locking, and window controls, processing inputs from switches and sensors while communicating with other ECUs over the CAN bus. The 1.5 MB flash memory allows storing complex control algorithms and calibration data, while the 192 KB RAM supports real-time data processing. The device's ISO 26262 ASIL-B compliance ensures functional safety for critical body functions. With a supply voltage range of 3.3V to 5V, it can interface directly with automotive battery systems. The 12-bit ADC enables accurate sensor readings for temperature and voltage monitoring. The MCU's robust design and wide temperature range (-40C to +125C) ensure reliable operation in harsh automotive environments.
Recommended
Engine Management System
The SPC584C70E1 is well-suited for engine management systems (EMS) where real-time control and high reliability are paramount. The e200z4 core at 120 MHz provides the computational power needed for fuel injection timing, ignition control, and emission monitoring. The single-precision FPU accelerates mathematical models for engine simulation and control. The MCU's advanced timer modules generate precise PWM signals for injector and ignition coil drivers. The 12-bit ADC with multiple channels interfaces with various sensors, including crankshaft position, throttle position, and oxygen sensors. The CAN interface enables communication with other vehicle ECUs for coordinated control. The device's ISO 26262 ASIL-B compliance is critical for safety-related functions in the powertrain. The 1.5 MB flash memory stores engine maps and calibration data, while the 192 KB RAM handles real-time data logging. The wide operating temperature range ensures reliable performance under hood, where temperatures can exceed 100C.
Recommended
Industrial Motor Drive
The SPC584C70E1 is an excellent choice for industrial motor drives, offering high-speed processing and advanced timer modules for PWM generation. The e200z4 core at 120 MHz executes complex field-oriented control (FOC) algorithms for AC induction and permanent magnet synchronous motors. The single-precision FPU accelerates trigonometric calculations required for Park and Clarke transformations. The MCU's 12-bit ADC samples phase currents and DC bus voltage with high resolution, enabling precise torque and speed control. The CAN interface allows integration into industrial networks for remote monitoring and control. The device's robust design and wide temperature range make it suitable for factory floor environments. The 1.5 MB flash memory stores firmware for multiple motor profiles, while the 192 KB RAM supports real-time data buffering. The MCU's functional safety features, including lockstep core and BIST, help achieve SIL2/3 levels in safety-critical drives. With a supply voltage range of 3.3V to 5V, it can interface with industrial control systems.
Recommended
Secure Onboard Communication
The SPC584C70E1 is designed for secure onboard communication systems in connected vehicles, as highlighted by STMicroelectronics. The MCU's dual-core architecture (in SPC58EC variants) and hardware security module (HSM) support secure boot and secure communication protocols. The e200z4 core at 120 MHz handles encryption and authentication algorithms efficiently. The CAN and LIN interfaces enable communication with various vehicle systems, while the HSM provides cryptographic acceleration for secure message authentication. The device's ISO 26262 ASIL-B compliance ensures the integrity of safety-critical communication. The 1.5 MB flash memory stores secure firmware and certificates, while the 192 KB RAM supports secure data processing. The MCU's robust design and wide temperature range make it suitable for automotive environments. With a supply voltage range of 3.3V to 5V, it can be integrated into existing vehicle power architectures.
Recommended
Transmission Control Unit
The SPC584C70E1 is ideal for transmission control units (TCUs) in automotive applications, offering high-performance processing and precise control capabilities. The e200z4 core at 120 MHz executes complex shift algorithms and clutch control strategies. The single-precision FPU accelerates calculations for gear ratio optimization and torque management. The MCU's advanced timer modules generate PWM signals for solenoid valves and hydraulic actuators. The 12-bit ADC interfaces with speed sensors and pressure sensors to monitor transmission parameters. The CAN interface enables communication with the engine control unit and other vehicle systems for coordinated operation. The device's ISO 26262 ASIL-B compliance is essential for safety-critical transmission functions. The 1.5 MB flash memory stores calibration data for different driving modes, while the 192 KB RAM supports real-time data processing. The wide operating temperature range ensures reliable performance in the transmission environment, which can experience high temperatures.
Recommended
Industrial Automation Controller
The SPC584C70E1 is well-suited for industrial automation controllers, providing high-performance processing and a rich set of peripherals. The e200z4 core at 120 MHz handles complex control algorithms for robotics and process control. The single-precision FPU accelerates mathematical computations for motion control and signal processing. The MCU's communication interfaces (CAN, SPI, I2C, UART) enable connectivity with sensors, actuators, and industrial networks. The 12-bit ADC interfaces with analog sensors for precise measurement. The device's robust design and wide temperature range make it suitable for factory floor environments. The 1.5 MB flash memory stores firmware for multiple automation tasks, while the 192 KB RAM supports real-time data processing. The MCU's functional safety features, including lockstep core and BIST, help achieve SIL2/3 levels in safety-critical automation systems. With a supply voltage range of 3.3V to 5V, it can interface with industrial control systems.
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Recommended Products Summary
Engineering reference data for SPC584C70E1 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | SPC584C70E1F0C0X | SPC584C70E1F0C1X | SPC584C70E3 | SPC584B70E1NHC0X |
|---|---|---|---|---|---|
| Package | TQFP-64 (10x10 mm) | TQFP-64 (10x10 mm) | TQFP-64 (10x10 mm) | TQFP-64 (10x10 mm) | eTQFP-64 (10x10 mm) |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Core | e200z4 | e200z4 | e200z4 | e200z4 | e200z420 |
| Core Frequency | 120 MHz | 120 MHz | 120 MHz | 120 MHz | 120 MHz |
| Flash Memory | 1.5 MB | 1.5 MB | 1.5 MB | 1.5 MB | 2 MB |
| AEC-Q100 | Qualified | Qualified | Qualified | Qualified | Qualified |
| Supply Voltage | 3.3V to 5V | 3.3V to 5V | 3.3V to 5V | 3.3V to 5V | 3.3V to 5V |
Key Differentiators
- AEC-Q100 qualified and ISO 26262 ASIL-B compliant (vs SPC584B70E1NHC0X)
- 1.5 MB flash memory and 192 KB RAM (vs SPC584B70E1NHC0X)
- Pin-compatible with SPC58EC dual-core variants (vs SPC584C70E3)
Design Notes
Ensure proper power supply decoupling with 100 nF capacitors close to each power pin and a bulk capacitor (e.g., 10 uF) on the main supply. The SPC584C70E1 supports a wide supply voltage range of 3.3V to 5V, allowing flexible system design. For automotive applications, consider using a system basis chip like the L9678 to manage power and communication.
For the TQFP-64 package, ensure adequate thermal relief and grounding. The exposed pad (ExPad) should be soldered to a large copper area for heat dissipation. Follow STMicroelectronics layout guidelines for the SPC58 C Line family to minimize EMI and ensure signal integrity.
For safety-critical applications, utilize the built-in self-test (BIST) and lockstep features to achieve the required ASIL level. Ensure that the firmware implements proper error handling for the CRC unit and memory protection unit (MPU). Also, verify that the supply voltage does not exceed the absolute maximum ratings to prevent damage.
Compliance Information
AEC-Q100 qualified per STMicroelectronics. RoHS compliance is assumed based on ST's standard policy, but not explicitly stated in the provided data.
