AD8017 Dual High Output Current, High Speed Amplifier Data Sheet / Specification

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Dual High Output Current, High Speed Amplifier

AD8017

FEATURES PIN CONFIGURATION

High Output Drive Capability 8-Lead Thermal Coastline SOIC (SO-8)

20 V p-p Differential Output Voltage, RL = 50 10 V p-p Single-Ended Output Voltage While

AD8017

OUT1 +VS

Delivering 200 m A to a 25
Load

–IN1 OUT2

Low Power Operation

+5 V to +12 V Voltage Supply @ 7 m A/Amplifier +IN1 –IN2

Low Distortion –VS +IN2

–78 d Bc @ 500 k Hz SFDR, RL = 100
, VO = 2 V p-p –58 d Bc Highest Harmonic @ 1 MHz, IO = 270 m A (RL = 10
) High Speed

160 MHz, –3 d B Bandwidth (G = +2) VS = 6V

1600 V/s Slew Rate

APPLICATIONS x DSL PCI Cards Consumer DSL Modems Line Driver Video Distribution IN -p

VS = 2.5V

PRODUCT DESCRIPTION The AD8017 is a low cost, dual high speed amplifier capable of driving low distortion signals to within 1.0 V of the supply rail.

LOAD RESISTANCE –

It is intended for use in single supply x DSL systems where low

Figure 1. Output Swing vs. Load Resistance

distortion and low cost are essential. The amplifiers will be able to drive a minimum of 200 m A of output current per amplifier.

The AD8017 drive capability comes in a very compact form.

The AD8017 will deliver –78 d Bc of SFDR at 500 k Hz, required

Utilizing ADI’s proprietary Thermal Coastline SOIC package,

for many x DSL applications. the AD8017’s total (static and dynamic) power on +12 V sup-

plies is easily dissipated without external heatsink, other than to

Fabricated in ADI’s high speed XFCB process, the high band-

width and fast slew rate of the AD8017 keep distortion to a place the AD8017 on a 4-layer PCB.

minimum, while dissipating a minimum amount of power. The

The AD8017 will operate over the commercial temperature

quiescent current of the AD8017 is 7 m A/amplifier. range –40°C to +85°C. Low distortion, high output voltage drive, and high output

current drive make the AD8017 ideal for use in low cost Cus- tomer Premise End (CPE) equipment for ADSL, SDSL, VDSL R1+ and proprietary x DSL systems.

RL = 100 LINE

VIN VREF VOUT

OR POWER IN d B

NP:NS TRANSFORMER

Figure 2. Differential Drive Circuit for x DSL Applications

REV. Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its

use, nor for any infringements of patents or other rights of third parties One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. which may result from its use. No license is granted by implication or Tel: 781/329-4700 World Wide Web Site: http://www.analog.com

otherwise under any patent or patent rights of Analog Devices. Fax: 781/326-8703 © Analog Devices, Inc., 2000