CY8C4149LDSS543XQLA1

Microcontrollers Overview

The CY8C4149LDSS543XQLA1 is an automotive-grade microcontroller from the PSOC™ 4100S Max family, built on an Arm® Cortex®-M0+ CPU. It features up to 384 KB of flash memory and 32 KB of SRAM, operating at a maximum frequency of 48 MHz. The device includes a 12-bit SAR ADC, two opamps, two low-power comparators, and a multi-sense converter block for CAPSENSE™ functionality. It supports CAN FD, I2S, and multiple serial communication blocks, with operation across -40°C to +125°C.

Microcontrollers Feature Summary

• Automotive qualification compliant with AEC-Q100 standards
• Reconfigurable analog and digital programmable blocks
• Integrated capacitive sensing with automatic hardware tuning
• Hardware cryptography accelerators including TRNG

Microcontrollers Applications

• Automotive body electronics
• Smart sensing applications
• Human machine interface (HMI) systems

Microcontrollers Procurement Notes

Verify the specific package type and temperature grade against the datasheet ordering information. Confirm that the suffix matches the required pinout and environmental specifications. Ensure compatibility with ModusToolbox™ development environments for firmware integration.

Microcontrollers Selection Notes

Select this component for designs requiring high reliability in automotive environments. The programmable architecture allows customization of analog and digital peripherals. Consider the available GPIO count and memory size relative to application complexity.

Microcontrollers Part Context

This part belongs to the PSOC™ 4100S Max series, designed for scalable embedded control. It integrates standard MCU peripherals with programmable logic, offering flexibility for diverse industrial and automotive use cases while maintaining low power consumption profiles.

Microcontrollers Replacement Considerations

Check for direct cross-references within the PSOC™ 4100S Max family. Verify pin-to-pin compatibility if substituting with other variants in the same package.