CY8C4128LQI-BL553T

RF Transceiver ICS Overview

The CY8C4128LQI-BL553T is a PSoC™ 4 BLE microcontroller featuring an ARM Cortex-M0 core with a maximum clock frequency of 24 MHz. It integrates 256 kByte of Flash program memory and 32 kByte of SRAM. The device includes one 12-bit SAR ADC, two comparators, and eight DMA channels. It supports Bluetooth Low Energy connectivity at 2.4 GHz and offers 36 I/O pins in a PG-VQFN-56 package. Operating voltage ranges from 1.9 V to 5.5 V, with a temperature range of -40 °C to 85 °C.

RF Transceiver ICS Feature Summary

• Integrates AIROC™ Bluetooth LE radio for wireless communication
• Includes programmable analog blocks with comparators and capacitive sensing support
• Features flexible digital logic and multiple serial communication interfaces

RF Transceiver ICS Applications

• Bluetooth Low Energy peripheral devices
• Wearable health monitoring electronics
• Smart home sensor nodes
• Industrial IoT gateways

RF Transceiver ICS Procurement Notes

Verify the specific ordering suffix BL553T against Infineon's official documentation to confirm the tape-and-reel packaging configuration. Ensure the component matches the required PG-VQFN-56 package dimensions and pinout specifications for PCB layout compatibility. Confirm RoHS compliance status through the manufacturer's current datasheet before procurement.

RF Transceiver ICS Selection Notes

Select this MCU when a low-power ARM Cortex-M0 solution with integrated Bluetooth LE is required. It is suitable for applications needing moderate processing speed and extensive analog integration capabilities. Consider the 24 MHz operating frequency and memory size relative to application firmware requirements. Evaluate the available GPIO count and peripheral set against system interface needs.

RF Transceiver ICS Part Context

This component belongs to the Infineon PSoC™ 4 BLE family, designed for cost-sensitive wireless applications. It combines a standard ARM Cortex-M0 processor with programmable mixed-signal arrays. The series emphasizes low power consumption and high integration levels for compact embedded designs.

RF Transceiver ICS Replacement Considerations

Check for CY8C4128LQI-BL553 as a potential variant with different packaging or lead finish. Verify CY8C4148LQI-BL553T if higher clock speeds are acceptable. Consult Infineon's obsolescence notices for long-term supply availability.