ADF7021BCPZ

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RF Transceiver ICs

ADF7021BCPZ is an advanced low cost, low power transceiver chip manufacture by Analog Devices, Inc. It has been perfected for integration in a variety of wireless applications.

Application Field

ADF7021BCPZ find extensive use in wireless communications, especially in license-exempt ISM bands (Industrial Scientific Medical) at 2.4 GHz, 868MHz, 900MHz and 915MHz. This transceiver can be used in short range applications such as smart home devices, personal healthcare, wireless door locks, remote control toys, wireless gaming devices and intercoms, etc. It supports a wide working temperature range from -40°C to +85°C.

Working Principle

ADF7021BCPZ is a versatile transceiver that supports both FSK and OOK modulations. It is designed to provide optimal performance in applications with light to moderate channel loading. In FSK, this chip provides a maximum deviation of 2.2 kHz, while for OOK, it supports a pulse width of up to 300 μs.

The ADF7021BCPZ has an integrated frequency synthesizer control. It includes both a low noise synthesizer and a highly-integrated PLL. This IC also has a low power consumption architecture, which makes it suitable for battery-powered applications. It draws a maximum current of merely 6.6 mA in receive mode and 9mA in transmit mode. It offers a low-power sleep mode with current draw of 1 μA.

This low power transceiver chip features configurable transmitter drive and a wide RF output power range from -5 dBm to +2 dBm. The receiver sensitivity in FSK modulation is -110 dBm, while for OOK it is -104 dBm. ADF7021BCPZ supports frequency hopping spread spectrum, frequency hopping and direct sequence spread spectrum modulation techniques. It also features 256 bit encryption for enhanced security.

Conclusion

All in all, ADF7021BCPZ is an advanced, low cost, low power transceiver designed to provide robust and reliable wireless communication solutions. With its wide frequency range, low-power sleep mode, frequency hopping, encryption and various modulation techniques, this chip is perfect for applications such as remote control, smart home, healthcare and gaming.

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