CY8CPLC20-48LTXI

Overview

The CY8CPLC20-48LTXI is a programmable powerline communication solution from Infineon Technologies, designed for integration into smart metering and home automation systems. It features an M8C CPU core operating at a maximum frequency of 24 MHz. The device provides 32 kByte of flash memory and 2408 bytes of SRAM. It includes 44 general-purpose I/O pins and supports programmable interfaces including I2C, SPI, and UART. The component operates within a voltage range of 4.75 V to 5.25 V and functions in temperatures from -40 °C to 85 °C. It utilizes a 48-lead QFN package with Ni/Pd/Au leads.

Feature Summary

• Integrates programmable PLC capabilities with standard microcontroller peripherals on a single chip.
• Supports flexible digital and analog module configuration for custom application requirements.
• Offers extended product life cycle planning to ensure long-term supply availability.

Applications

• Smart metering infrastructure
• Home automation control systems
• Building management networks

Procurement Notes

Verify the specific ordering suffix against official Infineon documentation to confirm package type and lead finish specifications. Confirm that the required development software environment is compatible with the M8C architecture before initiating procurement. Ensure supply chain channels provide traceability for automotive or industrial grade components if applicable.

Selection Notes

Select this component when a dedicated powerline communication interface is required alongside general-purpose processing. Compare pin counts and memory sizes against alternative PSoC families if higher clock speeds or different peripheral sets are needed. Verify that the 5V operating voltage aligns with the target system's power distribution network.

Part Context

This part belongs to the Powerline Communications (CY8CPLC) series, which combines PLC physical layer functionality with embedded processing. It differs from standard PSoC MCUs by integrating specialized analog front-end circuits for powerline signal modulation and demodulation directly onto the silicon die.

Replacement Considerations

Consult official Infineon cross-reference guides for verified substitute part numbers. Do not assume functional compatibility between different PSoC families without verifying register-level and peripheral differences.