RF Front-End IC

World’s most advanced Integrated Front End with Antenna (FEA)

2.4 GHz ISM

Thread

Zigbee^®

Bluetooth^®

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CHW3021: 2.4 GHz RF Front-End IC

CHW3021 is a high-performance fully integrated RF Front-End IC with support for chip antenna and antenna swap for ISM band IoT applications to enhance the performance of various wireless devices.

It provides a high-efficient PA and LNA function. It contains an integrated small size chip antenna with superior antenna efficiency, tolerance, and temperature stability. CHW3021 is ideal for Bluetooth®, Zigbee, Thread and 2.4GHz ISM bands.

CoreHW RF Front End

CoreHW RF Front End small-size

Product Features and Benefits

2.4 GHz ISM band integrated PA:

+13 dBm @ 16 mA
Low power mode: +10 dBm @ 10 mA

2.4 GHz ISM band integrated LNA (High-gain/Low-gain):

Gain: 15 dB @ 3.5 mA / 13.5 dB @ 2 mA
Noise figure: 1.9 dB / 2.3 dB

Integrated small size tunable chip antenna with excellent antenna efficiency: -1.0 dB

Antenna switch for primary and secondary antennas

Low current low loss by-pass mode

Accurate TRX-port 50 Ohm matching

No external matching components are needed

Package: 2.0 mm x 2.0 mm x 0.5 mm, 16 pin CSP BGA, Ball pitch is 0.5 mm

Wide supply voltage range: 1.8 V to 3.6 V

Use cases

Wireless Audio

Industrial Automation

Retail & ESL

Smart Home & Security

Block Diagram

CHW3021-EVK Evaluation Board

Resources

Request Databrief

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