RN4020-V/RM123

Serial Interfaces:	AIO, PIO, SPI, UART
Package / Case:	Module
Operating Temperature:	-30°C ~ 85°C
Mounting Type:	Surface Mount
Current - Transmitting:	16mA
Current - Receiving:	16mA
Voltage - Supply:	1.8 V ~ 3.6 V
Memory Size:	64kB Flash
Utilized IC / Part:	--
Antenna Type:	Integrated, Trace
Series:	--
Sensitivity:	-92.5dBm
Power - Output:	7.5dBm
Data Rate:	1Mbps
Frequency:	2.4GHz
Modulation:	GFSK
Protocol:	Bluetooth v4.1
RF Family/Standard:	Bluetooth
Part Status:	Active
Packaging:	Tray

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Introduction

A RF transceiver module is a device that includes both a transmitter and a receiver in a single unit which is used for communication over a wireless signal. The RN4020-V/RM123 is one such RF transceiver module and is a great choice for applications that require stable and reliable short-range wireless communications. In this article, we will explore the applications of the RN4020-V/RM123 RF transceiver module and its working principles.

RN4020-V/RM123 Application Fields

The RN4020-V/RM123 is a low-power, short-range, Bluetooth 4.2 certified transceiver module that allows wireless integration into virtually any system. This module can be used in applications related to wireless data communications such as audio, voice over internet protocol (VoIP), remote control systems, health monitoring, industrial instrumentation, and many more.In addition, the RN4020-V/RM123 is also suitable for various industrial automation solutions such as automotive, medical, and security systems. The module is RoHS compliant and allows for easy integration with other popular Bluetooth modules such as SPP (Serial Port Profile) and IAP (Industry Access Profile). Its small size and low power consumption make it an ideal choice for embedded devices and other wireless applications.

RN4020-V/RM123 Working Principles

The RN4020-V/RM123 RF transceiver module relies on a frequency band of 2.45GHz for wireless communications. The module operates on a signal-to-noise ratio (SNR) of 16dB and has a data rate of up to 1 Mbps. The module supports a wide variety of software and hardware protocols such as Bluetooth Low Energy (BLE), Serial Port Profile (SPP), and Lightweight Mesh Protocol (LMP).Moreover, it has various modes for operation, such as slave, master, or concurrent mode. The module also features multiple security levels such as whitelisting, bonding, and link encryption, and has built-in authentication support. Furthermore, the module supports a wide range of audio profiles including A2DP, A2MP, AVRCP, and HFP, as well as the latest profiles such as HSP, OBEX, and PAN. The RN4020-V/RM123 also includes an integrated antenna with a peak gain of 7dBi. It has a threaded antenna connector with 50Ω impedance and can support point-to-point, point-to-multipoint, and peer-to-peer networking. The module is also equipped with a power management IC that improves the system\'s overall performance in terms of power efficiency and radio range.

Conclusion

The RN4020-V/RM123 RF transceiver module is a great choice for applications that require stable and reliable short-range wireless communications. It is a low-power, short-range, Bluetooth 4.2 certified module that allows wireless integration into virtually any system and is suitable for various industrial automation solutions such as automotive, medical, and security systems. The module relies on a frequency band of 2.45GHz for wireless communications and has a signal-to-noise ratio (SNR) of 16dB. It has various modes for operation, includes multiple security levels, and supports various audio profiles as well. The integrated antenna with a peak gain of 7dBi adds further value to the module and ensures reliable coverage.

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