CY8C4147LQSS275XQSA1

Microcontrollers Overview

The Infineon CY8C4147LQSS275XQSA1 is an automotive-grade microcontroller belonging to the PSoC™ 4100S Plus family. It integrates a 32-bit Arm® Cortex®-M0+ CPU operating at up to 48 MHz with 128 KB of flash memory and 16 KB of SRAM. The device features programmable analog blocks, including a 12-bit SAR ADC, two opamps, and low-power comparators. It supports capacitive sensing via CAPSENSE™ technology and includes five serial communication blocks (SCBs) for I2C, SPI, and UART interfaces. The component is AEC-Q100 qualified and designed for operation across extended temperature ranges.

Microcontrollers Feature Summary

• Automotive qualification compliant with AEC-Q100 standards for reliability in vehicle environments
• Reconfigurable analog and digital architecture enabling custom peripheral implementation
• Integrated capacitive touch sensing system with automatic hardware tuning capabilities
• Low-power design supporting Deep Sleep mode with operational analog blocks

Microcontrollers Applications

• Automotive body electronics and interior control modules
• Human-machine interface (HMI) panels requiring capacitive touch input
• Smart sensors and actuators in automotive systems
• General-purpose embedded controllers in harsh environments

Microcontrollers Procurement Notes

Verify the specific suffix codes against the official Infineon datasheet to confirm package type, temperature grade, and tape-and-reel specifications. Ensure compatibility with required automotive quality standards and check for any recent lifecycle status updates or obsolescence notices before finalizing procurement plans.

Microcontrollers Selection Notes

Select this component when designing automotive applications requiring flexible analog-digital integration and capacitive touch support. Consider the 48 MHz processing speed and extensive GPIO count for complex peripheral management. Evaluate power consumption requirements against the available sleep modes and verify that the integrated communication blocks meet the system's connectivity needs without external transceivers.

Microcontrollers Part Context

This part belongs to the PSoC™ 4100S Plus series, which extends the PSoC™ 4 platform with enhanced programmability and automotive compliance. It shares architectural similarities with other PSoC™ 4 devices but offers specific optimizations for automotive reliability and lower power consumption. The series provides upward compatibility for migrating existing designs to more robust automotive-grade solutions.

Microcontrollers Replacement Considerations

Consult the official PSoC™ 4 selector guide for direct pin-to-pin or functionally equivalent alternatives within the same family. Verify that any substitute maintains the required AEC-Q100 qualification and temperature range specifications for automotive deployment.