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MAX3509 - Upstream CATV Amplifier

General Description

The MAX3509 is a programmable power amplifier for use in CATV upstream applications.

The device outputs up to 66dBmV QPSK through a 1:1 transformer.

Key Features

  • o Ultra-Low Power-Up/Down Transients, 25mV (typ) at 66dBmV Output o Single-Supply Operation o Output Level Ranges from.

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Part Number Description
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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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19-1700; Rev 0; 4/00 UAL IT MAN TION K A ET U E L H A S EV TA WS DA FOLLO Upstream CATV Amplifier Features o Ultra-Low Power-Up/Down Transients, 25mV (typ) at 66dBmV Output o Single-Supply Operation o Output Level Ranges from <12dBmV to 67dBmV (QPSK) o Gain Programmable in 1dB Steps o Low Transmit Output Noise Floor: -41dBmV (160kHz BW) o Low Transmit-Disable Output Noise: -70dBmV o Shutdown Mode General Description The MAX3509 is a programmable power amplifier for use in CATV upstream applications. The device outputs up to 66dBmV QPSK through a 1:1 transformer. It features variable gain controlled by a 3-wire digital serial bus. Gain control is available in 1dB steps. The device operates over a 5MHz to 65MHz frequency range.