CY8C4127LQI-BL483T

RF Transceiver ICS Overview

The CY8C4127LQI-BL483T is a PSoC™ 4 BLE microcontroller integrating an ARM Cortex-M0 processor with AIROC Bluetooth LE connectivity. It features 128 kB of flash memory and 16 kB of SRAM, operating at a maximum frequency of 24 MHz. The device supports Bluetooth v4.2 protocol with GFSK modulation at 2.4 GHz. Key electrical parameters include a sensitivity of -91 to -92 dBm, output power of 3 dBm, and receive current ranging from 16.4 mA to 18.7 mA. It operates within a voltage range of 1.71 V to 5.5 V and includes interfaces such as I2C, SPI, and UART.

RF Transceiver ICS Feature Summary

• Integrates ARM Cortex-M0 core with Bluetooth Low Energy transceiver for combined processing and wireless communication.
• Supports CAPSENSE technology for capacitive touch sensing applications.
• Includes programmable analog blocks with SAR ADC and comparators for signal conditioning.
• Features LCD direct drive capability for display interfacing without external drivers.

RF Transceiver ICS Applications

• Wearable health monitoring devices requiring low power consumption
• Smart home sensors utilizing Bluetooth LE for data transmission
• Industrial IoT nodes with capacitive touch input requirements
• Portable medical equipment needing integrated RF and MCU functionality

RF Transceiver ICS Procurement Notes

Verify component authenticity through authorized Infineon distributors or certified partners. Confirm package integrity and check for moisture sensitivity level compliance prior to assembly. Ensure ordering suffixes match specific revision requirements. Review RoHS and REACH status documentation for regulatory adherence in target markets. Validate pinout compatibility during PCB layout finalization.

RF Transceiver ICS Selection Notes

Select this component when a single-chip solution combining BLE connectivity and general-purpose MCU capabilities is required. Consider the 128 kB flash size for application firmware storage needs. Evaluate the 24 MHz clock speed against real-time processing demands. Check GPIO count availability for peripheral connections. Assess power consumption profiles against battery life expectations for portable designs.

RF Transceiver ICS Part Context

This part belongs to the Infineon PSoC™ 4 family, specifically designed for Bluetooth Low Energy applications. It combines Cypress’s programmable system-on-chip technology with Infineon’s AIROC Bluetooth solutions. The series targets cost-sensitive, space-constrained wireless applications requiring integrated analog and digital peripherals.

RF Transceiver ICS Replacement Considerations

CY8C4127FNI-BL483T offers similar specifications but utilizes a WLCSP package instead of UFQFN. CY8C4125LQI-483T provides reduced memory capacity (32 kB Flash) while maintaining the same package and core architecture. Verify pin-to-pin compatibility and software library support before substitution.