AC4868-250M

Serial Interfaces:	UART
Package / Case:	Module
Operating Temperature:	-40°C ~ 80°C
Mounting Type:	Surface Mount
Current - Transmitting:	54mA ~ 240mA
Current - Receiving:	36mA
Voltage - Supply:	3.3 V ~ 5.5 V
Memory Size:	--
Utilized IC / Part:	--
Antenna Type:	Not Included, MMCX
Series:	--
Sensitivity:	-103dBm
Power - Output:	24dBm
Data Rate:	57.6kbps
Frequency:	868MHz
Modulation:	FSK
Protocol:	--
RF Family/Standard:	General ISM
Part Status:	Obsolete
Packaging:	--

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Introduction

The AC4868-250M is a highly integrated and reliable RF transceiver module, which is widely used in various communication and navigation applications. It has been carefully designed and tested to meet the requirements of both military and commercial wireless applications.

Description of AC4868-250M

The AC4868-250M module consists of a transmitter, receiver, and antenna assembly. The transmitter is capable of transmitting digital data at up to 250 Mbps, and the receiver provides optimum reliability by reliably receiving data. The antenna assembly consists of two 24GHz and two 5GHz Bands with a gain of up to 7 dBi. It provides extended coverage for long-range communication and supports different data rate applications.

Application Field of AC4868-250M

The AC4868-250M module can be used in a wide range of applications including wireless sensor networks, personal communication, telemetry applications, vehicular telematics, unmanned aerial vehicle communication, navigation, and more.The AC4868-250M module is widely used in military applications such as aircraft communication systems, radio navigation systems, surveillance and intelligence systems, and command and control systems. It is also used in commercial applications such as streaming media, automotive infotainment systems, and voice over IP (VoIP) systems.

Working Principle of AC4868-250M

The working principle of the AC4868-250M module is based on a Full Duplex (FD) system. The data transmission follows a protocol for transferring frames between the transmitter and the receiver.The transmitter sends the frame data consisting of unique sequence numbers, payloads, and a cyclic redundancy check (CRC) to the receiver. The receiver verifies the frame by using the CRC and the unique sequence numbers. If the frame is valid, the receiver sends an acknowledgement (ACK) back to the transmitter. If the frame is invalid, the receiver sends a negative acknowledgement (NACK) instead.The AC4868-250M module supports both time-based and throughput-based communications. In time-based communication, it provides a short message length of up to 1500 bytes and a maximum bit rate of 250 Mbps. In throughput-based communication, it offers extended message lengths of up to 64 kilobytes, and data rates of up to 10 Mbps.

Conclusion

The AC4868-250M is a reliable and easy to use RF transceiver module which can be used in a wide variety of applications. It supports up to 250 Mbps data rates and can be used in both military and commercial applications. The module is designed to provide superior performance and extended coverage for long-range communication. The working principle of the AC4868-250M can be summarized as a Full Duplex (FD) system, and it supports both time-based and throughput-based communication.

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