CYRF6986-40LTXC RF/IF and RFID

Power - Output:	-5dBm
Package / Case:	40-UFQFN Exposed Pad
Operating Temperature:	0°C ~ 70°C
Current - Transmitting:	26.2mA
Current - Receiving:	21.2mA
Voltage - Supply:	2.7 V ~ 3.6 V
GPIO:	3
Serial Interfaces:	SPI
Memory Size:	--
Sensitivity:	-90dBm
Series:	WirelessUSB™
Data Rate (Max):	1Mbps
Frequency:	2.4GHz
Modulation:	DSSS, GFSK
Protocol:	--
RF Family/Standard:	General ISM > 1GHZ
Type:	TxRx Only
Part Status:	Obsolete
Packaging:	Tray

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Introduction: The CYRF6986-40LTXC is an all-in-one single-chip RF transceiver IC (Integrated Circuit) that combines MCU (microcontroller unit) and radio functions in a single package. Developed by Cypress Semiconductor, the CYRF6986-40LTXC is suitable for applications like remote control, key-fob, and sensors in the 2.4GHz ISM (Industrial Scientific and Medical) frequency band. This highly-integrated IC is designed to provide more features and functions than traditional solutions, while being more cost-effective and reliable. Application Fields:The CYRF6986-40LTXC is a suitable IC for various applications operating in the 2.4GHz ISM frequency band such as consumer-electronics remote controls, security/surveillance devices, wireless audio/video systems—including cordless telephones, wireless gaming device, remote keyless entry systems, infrared remote controls, and wireless alarms. The IC also provides features like protocol encryption, range up to 150 m, low-power consumption, and programmable output power (up to 10dBm). In addition, the device is also suitable for Zigbee/802.15.4 and Bluetooth applications. Working Principle:The CYRF6986-40LTXC device is primarily composed of two main components, the micro-controller unit (MCU) and the radio core. The MCU component houses the Digital Baseband Processor, which manages the high-level control and communication functions of the IC. It works with the radio core to perform the modulation and demodulation of the RF transmission. The radio core is the main component handling the modulation of the radio signal. The core implements the use of Analog Baseband Controller (ABC) to modulate, demodulate and synthesize the frequency. It includes a synthesizer, receiver filters, VCO balun, RSSI, Tx/Rx switch, power amplifier and power detector. The MCU also includes an UART port to communicate with a PC or other devices. The digital baseband processor is also connected to the EEPROM, which stores the configuration settings for the device. All settings related to transceiver operation—like channel, frequency, power, coding, and modulation—are managed by the MCU.Conclusion:The CYRF6986-40LTXC is an ideal single-chip RF transceiver IC for consumer-electronics, security, networking, and Zigbee/Bluetooth applications. It combines both MCU and radio functions in a single package, making it cost-effective and reliable. The device provides good features and performance, easy setup and configuration, and a range of up to 150 m. The radio core is used to modulate the radio signal and the MCU manages the higher-level control and communication functions.

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