CYW43903KUBGT

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	TxRx + MCU
RF Family/Standard:	WiFi
Protocol:	802.11b/g/n
Modulation:	16QAM, 64QAM, BPSK, CCK, DSSS, OFDM, QPSK
Frequency:	2.4GHz
Data Rate (Max):	150Mbps
Power - Output:	20.5dBm
Sensitivity:	-98dBm
Serial Interfaces:	I²C, SPI, UART
GPIO:	17
Voltage - Supply:	1.2 V ~ 3.6 V
Operating Temperature:	-30°C ~ 85°C
Package / Case:	151-UFBGA, WLBGA

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Introduction

The CYW43903KUBGT is an integrated radio frequency transceiver integrated circuit. It is designed for use in wireless applications such as 802.11b/g/n and Bluetooth Low Energy. It is a highly integrated device, containing a single-chip radio frequency transceiver, an RF digital signal processor, a baseband DSP and a power/battery management unit. This IC is also compatible with a broad range of antennas, PA stages, and low-noise amplifiers.

Features & Benefits

The CYW43903KUBGT offers several benefits for wireless applications. It provides a high-performance radio frequency transceiver with a transmit power of up to +1.5dBm, a receive sensitivity of -92dBm, and a maximum data rate of 400 Mbps. It also features a low power consumption with a fast wakeup time of 250 μsec and a standby current of only 34 mA. In addition, it is a low-cost solution with integrated memory, analog front-end, digital signal-processing blocks, and an integrated power management unit.

Application Fields

The CYW43903KUBGT is suitable for a wide variety of applications, such as wireless LAN, mobile network adapters, and Bluetooth Low Energy (BLE). It is used in devices that require low-power consumption, such as cameras, sensors, wearables, and other portable devices. It can also be utilized into existing wireless networks, allowing for more efficient and reliable connections. It is also used in the development of wireless networks such as Wi-Fi Direct and Wifi P2P.

Working Principle

The CYW43903KUBGT utilizes a single-chip radio frequency transceiver. This transceiver consists of a radio frequency (RF) amplifier, mixer, and local oscillator (LO). It also includes a voltage controlled oscillator (VCO), a frequency synthesizer, and a power amplifier (PA).When transmitting, the transceiver modulates the input signal with a carrier frequency and adds a preamble code. The modulated signal is then amplified by the RF amplifier and sent out to an antenna. The antenna then radiates the signal into the environment.When receiving, the signal is amplified by the RF amplifier and converted into an intermediate frequency by the mixer. The IF signal is then demodulated and processed by the DSP. The signals are then converted back to the original digital data and sent out either to the microcontroller or to the host processor.

Conclusion

The CYW43903KUBGT is a highly integrated radio frequency transceiver integrated circuit. It is suitable for a wide variety of applications such as wireless LAN, mobile network adapters, and Bluetooth Low Energy. It provides excellent performance, including a transmit power of up to +1.5dBm, a receive sensitivity of -92dBm, and a maximum data rate of 400 Mbps. It also features a low power consumption with a fast wakeup time of 250 μsec and a standby current of only 34 mA. The CYW43903KUBGT is a great solution for wireless applications.

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