The CY91F467DAPVSR-GS-UJE2 is a 32-bit microcontroller from Infineon Technologies, part of their Traveo II family. These microcontrollers are designed for automotive applications, offering robust performance and a range of integrated peripherals.

Applications

• Automotive Body Control Modules (BCM): Managing various electronic functions within the vehicle, such as lighting, wipers, and door locks.
• Gateway Control Units: Facilitating communication between different networks within the vehicle.
• HVAC (Heating, Ventilation, and Air Conditioning) Systems: Controlling the temperature and airflow in the vehicle cabin.
• Dashboard and Instrument Clusters: Displaying vehicle information to the driver.
• Advanced Driver-Assistance Systems (ADAS): Supporting features such as lane departure warning, adaptive cruise control, and automatic emergency braking.

Features

• 32-bit ARM Cortex-M4F CPU: Provides high performance with floating-point unit for efficient signal processing.
• Up to 512KB Flash Memory: Stores the application code and data.
• Up to 64KB SRAM: Provides fast access memory for runtime data.
• Multiple Communication Interfaces: Including CAN FD, LIN, UART, SPI, and I2C for flexible connectivity.
• Analog-to-Digital Converters (ADCs): Enables interfacing with analog sensors.
• Timers and PWM Modules: Used for precise timing control and motor control applications.
• Safety Features: Designed with safety mechanisms to meet automotive safety standards such as ASIL.
• Operating Voltage: Typically operates at 3.3V or 5V.
• Temperature Range: Automotive-grade temperature range, typically -40°C to +125°C.

Benefits

• High Performance: The ARM Cortex-M4F core delivers excellent processing power for demanding automotive applications.
• Integrated Peripherals: Reduces the need for external components, saving cost and board space.
• Automotive Grade: Meets the stringent requirements of the automotive industry, ensuring reliability and durability.
• Flexible Connectivity: Supports a wide range of communication protocols, enabling seamless integration with other vehicle systems.
• Safety Compliant: Designed with safety features to meet automotive safety standards, enhancing vehicle safety.
• Reduced System Cost: Integration and efficiency of the microcontroller can lead to lower overall system cost.

Additional Details

This microcontroller often comes in a LQFP package. Power consumption is typically low, optimized for automotive applications where power efficiency is crucial. The part is specifically designed for low power consumption in sleep modes to extend battery life. Development support includes compilers, debuggers, and evaluation boards to facilitate rapid prototyping and development.