ARA2000中文资料Address-Programmable Reverse Amplifier with Step Attenuator数据手册Skyworks规格书

描述 Description

The ARA2000 is designed to provide the reverse path amplification and output level control functions in a CATV Set-Top Box or Cable Modem. It incorporates a digitally controlled precision step attenuator that is preceded by an ultra low noise amplifier stage, and followed by an ultra-linear output driver amplifier.
The ARA2000 has a programmable address that allows multiple devices to share a common control bus. The ARA2000 is offered in a 28-pin SSOP package featuring a heat slug on the bottom of the package.

特性 Features

·Low Cost Integrated Amplifier with Step Attenuator.
·Attenuation range: 0-58 dB, Adjustable in 1 dB Increments via a 3 Wire Serial Control
·Meets DOCSIS Distortion Requirements at a +60 dBmV Output Signal Level
·Programmable Address Allows Multiple Parts to Share Control Bus
·Low Distortion and Low Noise.
·Frequency Range: 5-100 MHz
·5 V Operation.
·-40 to +85°C Temperature Range