Infineon SAF-C161O-LMHA 16-Bit Microcontroller for Automotive Applications
The evolution of modern vehicles is intrinsically linked to advancements in automotive electronics, where microcontrollers (MCUs) serve as the core enablers of functionality, safety, and efficiency. Among these critical components, the Infineon SAF-C161O-LMHA stands out as a robust and highly integrated 16-bit microcontroller engineered specifically to meet the stringent demands of the automotive industry.
This MCU is built upon the high-performance C166SV2 architecture, which delivers a powerful 16-bit CPU core capable of operating at clock speeds up to 40 MHz. This processing power is essential for handling complex real-time tasks prevalent in automotive systems, such as engine management, transmission control, and advanced body electronics. Its on-chip memory resources, including Flash program memory and RAM, are designed for reliability and sufficient storage to accommodate sophisticated application code and data.
A key strength of the SAF-C161O-LMHA lies in its rich set of integrated peripherals. It features a versatile Multi-Functional General Purpose Timer Unit (GPTU) for precise timing and pulse generation, crucial for controlling actuators and sensors. The module includes a 10-bit Analog-to-Digital Converter (ADC) with a programmable scan mode, allowing for efficient monitoring of multiple analog signals from various vehicle sensors. For communication, it is equipped with several standard serial interfaces, including CAN (Controller Area Network), which is the de facto standard for robust in-vehicle networking, as well as ASC (Asynchronous/Synchronous Serial Channel) and SSC (Synchronous Serial Channel) modules for connecting to other electronic control units (ECUs) and peripheral devices.
Robustness and reliability are non-negotiable in the automotive environment, characterized by extreme temperatures, electrical noise, and potential voltage fluctuations. The SAF-C161O-LMHA is designed to thrive in these conditions. It typically operates over a wide temperature range and offers advanced power management features. Furthermore, its design incorporates safeguards against electromagnetic interference (EMI), ensuring stable operation and enhancing the overall safety and longevity of the automotive systems it controls.
In application, this microcontroller is a prime choice for a wide array of automotive body and powertrain functions. It is ideally suited for:
Engine Control Units (ECUs)
Transmission Control Systems
Body Control Modules (e.g., for lighting, windows, and access)
Sensor and actuator control nodes
ICGOOODFIND: The Infineon SAF-C161O-LMHA is a quintessential automotive-grade microcontroller that successfully balances computational performance with extensive peripheral integration. Its dedicated design for harsh environments, coupled with its support for critical communication protocols like CAN, makes it a reliable and powerful cornerstone for developing a broad spectrum of automotive electronic control systems, contributing directly to the vehicle's intelligence, efficiency, and safety.
Keywords: Automotive Microcontroller, C166SV2 Architecture, CAN Interface, Real-Time Control, Robustness.
