LMH6678 Datasheet PDF - Texas Instruments Low Power 2-Channel Central-Office xDSL Driver Specs

LMH6678 - Low Power 2-Channel Central-Office xDSL Driver

Datasheet Summary

Description

The LMH6678 is a low power 2-channel differential output driver utilizing dual current feedback op amps with a fixed gain of AV = +5.4.

The LMH6678 utilizes high integration with low power consumption to provide 580 mW at 19.8 dBm line output.

Features

1.
2 AVCC1 = AVCC2 = +12V, AVDD = DVDD = +3.3V, TA = 25°C, 2/3 Power Mode, Typical Values Unless Specified.
Low Power Consumption.
Line Power PLINE = 100 mW 580 mW/Ch.
No Signal 185 mW/Ch.
Listen Mode 100 mW/Ch.
Shutdown Mode 3 mW/Ch.
Power Supply.
Analog (AVCC1, AVCC2) +12V.
Digital (DVDD, AVDD) +3.3V.
Output Voltage Swing @ RL = 31Ω.
Single Ended 11.5 VPP.
Differential 23 VPP.
M.

Datasheet Details

Part number	LMH6678
Manufacturer	Texas Instruments
File Size	3.40 MB
Description	Low Power 2-Channel Central-Office xDSL Driver
Datasheet	LMH6678 Datasheet
Additional preview pages of the LMH6678 datasheet.

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Full PDF Text Transcription

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OBSOLETE LMH6678 www.ti.com SNOSA95B – DECEMBER 2003 – REVISED APRIL 2013 Low Power 2-Channel Central-Office xDSL Driver Check for Samples: LMH6678 FEATURES 1 •2 AVCC1 = AVCC2 = +12V, AVDD = DVDD = +3.3V, TA = 25°C, 2/3 Power Mode, Typical Values Unless Specified. • Low Power Consumption – Line Power PLINE = 100 mW 580 mW/Ch – No Signal 185 mW/Ch – Listen Mode 100 mW/Ch – Shutdown Mode 3 mW/Ch • Power Supply – Analog (AVCC1, AVCC2) +12V – Digital (DVDD, AVDD) +3.3V • Output Voltage Swing @ RL = 31Ω – Single Ended 11.

Published: Aug 23, 2019 |