CY8C23533-24LQXIT

Overview

The CY8C23533-24LQXIT is an 8-bit microcontroller from the Infineon PSoC 1 family, utilizing the M8C processor core. It features 8 KB of Flash program storage and 256 bytes of SRAM data memory. The device operates at a maximum clock frequency of 24 MHz with a supply voltage range of 3.0 V to 5.25 V. It includes four digital PSoC blocks and four analog PSoC blocks, providing configurable peripherals such as timers, counters, PWMs, UART, SPI, and I2C. The unit is housed in a 32-pin QFN package.

Feature Summary

• Configurable analog and digital system-on-chip architecture allowing custom peripheral creation
• Integrated 8-bit SAR ADC optimized for motor control applications
• Flexible GPIO with multiple drive modes and interrupt capabilities
• Support for in-system serial programming and partial flash updates

Applications

• Motor control systems requiring high-speed ADC processing
• Industrial automation controllers with programmable logic interfaces
• Battery-powered devices utilizing low-power sleep modes
• Embedded systems needing mixed-signal signal conditioning

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure correct package type and temperature rating. Confirm RoHS compliance status through official documentation before procurement. Check for any recent product change notices regarding manufacturing site or material composition changes.

Selection Notes

Select this component when a single chip must replace multiple discrete MCU and analog components. Evaluate the available digital and analog PSoC blocks to ensure sufficient resources for the required user modules. Consider the 24 MHz operating speed and memory size relative to application complexity.

Part Context

This part belongs to the CY8C23x33 series within the PSoC 1 family. It shares architectural similarities with the CY8C23433 but differs in pin count and specific I/O configurations. The series is designed for cost-sensitive applications requiring high integration and programmability.

Replacement Considerations

CY8C23533-24LQXI is the non-IT (tray) variant of the same silicon. Cross-referencing with other CY8C23x33 family members requires verifying pin compatibility and resource availability.