LMH6622 Datasheet, PDF (16/33 Pages) National Semiconductor (TI) – Dual Wideband, Low Noise, 160MHz, Operational Amplifiers

LMH6622
SNOS986E – DECEMBER 2001 – REVISED JULY 2014
8 Detailed Description
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8.1 Overview
The LMH6622 is a dual high speed voltage operational amplifier specifically optimized for low noise. The
LMH6622 operates from ±2.5 V to ±6 V in dual supply mode and from +5 V to +12 V in single supply
configuration.
8.2 Functional Block Diagram
RECEIVE PRE-AMP
ADC
ADC
LMH6622
LMH6643
DAC
LMH6672
HYBRID
COUPLER
1:N
TELEPHONE LINE
DAC
BUFFER/FILTER
LINE DRIVER
Figure 34. xDSL Analog Front End
8.3 Feature Description
• 4.5 V to 12 V supply range
• Large linear output current of 90 mA
• Excellent harmonic distortion of 90 dBc
8.4 Device Functional Modes
• Single or dual supplies
• Traditional voltage feedback topology for maximum flexibility
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