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RF3322PCBA - CABLE REVERSE PATH PROGRAMMABLE GAIN AMPLIFIER

General Description

VDC dBm °C °C % W °C Caution!

Key Features

  • Single 5V Supply.
  • Differential Input and Output.
  • -30dB to +28dB Voltage Gain Range.
  • 5MHz to 65MHz Operation.
  • Sophisticated Power Management.
  • DOCSIS 1.1 RF Compliant 20 GND2 19 VCC2 18 TXEN Power Control GND 3 GND1 4 VIN+ 5 VINGND CS 6 7 8 Gain Control and Serial Bus 17 NC 16 VOUT+ 15 VOUT14 RAMP 13 NC 12 SHDN 11 GND Ordering Information RF3322 RF3322 PCBA Cable Reverse Path Programmable Gain Amplifier Fully Assembled Evaluation Board SD.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Preliminary RF3322 CABLE REVERSE PATH PROGRAMMABLE GAIN AMPLIFIER 3 Typical Applications • Euro-DOCSIS/DOCSIS Cable Modems • CATV Set-Top Boxes • Telephony Over Cable • Home Networks • Automotive/Mobile Multimedia • Coaxial and Twisted Pair Line Driver 3 0.157 0.150 0.0098 0.0040 The RF3322 is a variable gain amplifier for use in CATV reverse path (upstream) applications. It is DOCSIS-compliant for use in cable modems. The gain control covers a 58dB range and is serially programmable via three-wire digital bus for compatibility with standard baseband chipsets. Amplifier shutdown and transmit disable modes are software- and hardware-controlled. The device is placed into sleep mode via the serial control bus.