مدونة الشركة حول INFINEON SAK-TC334LP-32F200F AA 32-Bit Single-Chip AURIX™ TC3 Microcontroller

Shenzhen Mingjiada Electronics Co., Ltd. supplies/recycles Infineon SAK-TC334LP-32F200F AA 32-bit single-chip AURIX™ TC3 microcontrollers.

I. SAK-TC334LP-32F200F AA Product Positioning and Series Affiliation

The SAK-TC334LP-32F200F AA is a 32-bit automotive-grade TriCore™ microcontroller within Infineon Technologies' AURIX™ TC33xLP series. Belonging to the second-generation AURIX™ TC3xx product family, it is specifically engineered for embedded control scenarios demanding high safety and real-time performance. Balancing performance, power consumption, and functional scalability, it serves as a cost-effective core control chip for automotive electronics, industrial control sectors. Developed in strict compliance with automotive standards, it incorporates comprehensive functional safety features to effortlessly meet demanding vehicle and industrial application requirements. Simultaneously, it maintains software and hardware compatibility with the TC2xx series, reducing migration development costs.

The model suffix SAK-TC334LP-32F200F AA conveys core specifications: 32F denotes the chip's memory configuration, 200F indicates a core operating frequency of 200MHz, AA signifies the product version identifier, and the package type is PG-TQFP-144. with an operating temperature range spanning -40°C to +125°C to meet automotive-grade extreme environment requirements. Lead-free, halogen-free and RoHS-compliant, its environmental credentials align with global regulatory compliance.

II. Core Architecture and Computational Performance of SAK-TC334LP-32F200F AA

The SAK-TC334LP-32F200F AA incorporates Infineon's proprietary single-core TriCore™ architecture, featuring one lockstep core to enable redundant verification of core computations, balancing computational efficiency with operational reliability. Operating at a stable core frequency of 200MHz, it supports DSP processing capabilities and a hardware floating-point unit (FPU), enabling efficient handling of complex fixed-point and floating-point operations. This satisfies high-speed computational demands in applications such as motor control, signal processing, and data analysis, while delivering outstanding power management with total system power consumption below 1W, making it ideal for low-power embedded system designs.

Leveraging the real-time advantages of the TriCore™ architecture, the SAK-TC334LP-32F200F AA delivers exceptional interrupt response capability and task scheduling efficiency. It enables parallel multi-tasking processing, ensuring real-time control precision for automotive electronic control and industrial automation applications. Concurrently, it supports the AUTOSAR 4.2 standard, aligning with modern automotive electronic software architectures to facilitate modular development and system integration.

III. On-Chip Storage and Resource Configuration

The SAK-TC334LP-32F200F AA features a comprehensive on-chip storage system. All storage units incorporate ECC error checking and correction mechanisms, significantly enhancing data storage stability and security. This eliminates risks of data loss or tampering, meeting the stringent requirements of functional safety scenarios:

- Programme Flash: With a capacity of up to 2MB, it supports long-term storage of programme code and configuration parameters. Its extended endurance and rapid read/write speeds meet the requirements for embedding and executing complex control programmes.

- Static Random Access Memory (SRAM): Including cache, it totals 248KB, used for temporary data buffering and intermediate calculation storage. Its minimal read/write latency ensures smooth core computations.

- DMA Channels: Integrates 16 independent DMA channels enabling direct data transfer between peripherals and memory without CPU intervention. This frees core computational resources and enhances overall system operational efficiency.

IV. SAK-TC334LP-32F200F AA Core Peripherals and Communication Interfaces

The SAK-TC334LP-32F200F AA integrates extensive peripheral modules and diverse communication interfaces, covering all-scenario requirements including automotive-grade communication, analogue acquisition, and timing control. Its redundant and versatile peripheral configuration enables complex system construction without additional expansion chips, significantly simplifying hardware design:

1. Timing and Control Peripherals

Equipped with redundant and diverse timer modules, including GTM (General-Purpose Timer Module), CCU6, and GPT12, supporting precise pulse output, period counting, phase detection, and other functions. These are perfectly suited for scenarios such as motor speed regulation, solenoid valve control, and clock synchronisation. Integrated oscillator watchdog and conventional watchdog timers, coupled with on-chip clock generation modules and voltage regulators, ensure comprehensive system monitoring and stable power supply, eliminating system crashes and abnormal operation.

2. Analogue Acquisition Peripherals

Integrated with four independent ADC modules, supporting high-speed multi-channel analogue signal acquisition. Featuring high sampling precision and rapid response, it enables real-time capture of analogue quantities such as voltage, current, and temperature. This provides accurate data support for closed-loop control and condition monitoring, meeting the precision requirements of automotive electronic control and industrial sensing applications.

3. Communication Interface Configuration

Comprehensively covers automotive-grade and industrial-grade communication protocols with ample interface provisioning, accommodating multi-node and multi-bus communication scenarios: Supports 8 CAN FD nodes, 2 FlexRay channels, 12 ASCLIN (LIN-compatible) channels, 4 QSPI channels, and 6 SENT channels. Simultaneously supports I²S emulation communication, enabling high-speed, stable data exchange between vehicle networks and devices. Meets communication requirements for body control, powertrain electronics, onboard charging, and other applications.

V. SAK-TC334LP-32F200F AA Functional Safety and Cybersecurity Features

As an automotive-grade microcontroller, the SAK-TC334LP-32F200F AA delivers top-tier security performance. It fully complies with the ISO 26262 functional safety standard, achieving ASIL-D/SIL-3 safety levels. This makes it suitable for automotive safety-critical control systems, representing an ideal choice for vehicle safety-related electronic control applications.

Regarding information security, the SAK-TC334LP-32F200F AA integrates an eVita full HSM hardware security module. It supports encryption algorithms such as ECC256 and SHA2, enabling functions including data encryption, identity authentication, and secure boot. This effectively prevents data theft and malicious attacks, safeguarding the information security of in-vehicle networks and control systems. It meets the security protection requirements for smart vehicles and connected industrial control equipment.

VI. Typical Application Scenarios for SAK-TC334LP-32F200F AA

Leveraging automotive-grade quality, high security, extensive peripherals, and superior performance, the SAK-TC334LP-32F200F AA microcontroller finds widespread application in core domains such as automotive electronics and industrial control, catering to diverse high-reliability control scenarios:

- Automotive electronics: Body Control Modules (BCM), Electric Brake Boosters, On-Board Chargers (OBC), 48V-12V DC-DC converters, Transfer Case Brushless DC (BLDC) Motor Control, Lighting Control Systems, Door/Window Control Units;

- Industrial control applications: industrial variable frequency drives, servo motor controllers, compact automation control units, sensor data acquisition modules, industrial bus communication gateways;

- Other scenarios: embedded systems demanding high reliability and real-time performance, such as low-voltage electronic control units for new energy vehicles, intelligent control for industrial small appliances, and security equipment control modules.