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MAX9947 Datasheet AISG Integrated Transceiver

Manufacturer: Maxim Integrated (now Analog Devices)

General Description

The MAX9947 is an AISG-compliant, fully integrated transceiver.

The MAX9947 receiver offers a typical dynamic range of 20dB and integrates a bandpass filter that operates in the 2.176MHz frequency with a narrow 200kHz bandwidth.

The MAX9947 transmitter integrates a bandpass filter that is compliant with the AISG spectrum emission profile.

Overview

19-5029; Rev 0; 12/09 AISG Integrated Transceiver General.

Key Features

  • a direction output to facilitate the RS-485 bus arbitration in tower-mounted equipment. The MAX9947 is available in a small, 3mm x 3mm 16-pin TQFN and is rated for operation in the -40°C to +85°C temperature range. Features S Receiver Wide Input Dynamic Range -15dBm to +5dBm in 50I S Variable Transmitter Output Level from +7dBm to +12dBm S AISG-Compliant Output Emission Profile S Autodirection Output S No Need of Microcontrollers to Handle Bus Arbitration in Tower-Mounted Equipment S Supp.