Datasheet ADA4856-3 (Analog Devices)

FabricanteAnalog Devices
DescripciónSingle-Supply, High Speed, Fixed G = +2, Rail-to-Rail Output Video Amplifier
Páginas / Página20 / 1 — Single-Supply, High Speed, Fixed G = +2,. Rail-to-Rail Output Video …
RevisiónB
Formato / tamaño de archivoPDF / 504 Kb
Idioma del documentoInglés

Single-Supply, High Speed, Fixed G = +2,. Rail-to-Rail Output Video Amplifier. Data Sheet. ADA4856-3. FEATURES

Datasheet ADA4856-3 Analog Devices, Revisión: B

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Single-Supply, High Speed, Fixed G = +2, Rail-to-Rail Output Video Amplifier Data Sheet ADA4856-3 FEATURES Voltage feedback architecture CONNECTION DIAGRAM Rail-to-rail output swing: 0.1 V to 4.9 V 1 1 T N S High speed amplifier N1 +I –I OU –V −3 dB bandwidth: 225 MHz 16 15 14 13 0.1 dB flatness at 2 V p-p: 74 MHz Slew rate: 800 V/μs NC 1 12 +VS Settling time to 0.1% with 2 V step: 5 ns High input common-mode voltage range +IN2 2 11 OUT2 −V ADA4856-3 S − 0.2 V to +VS − 1 V NC 3 10 –IN2 Supply range: 3 V to 5.5 V Differential gain error: 0.01% PD 4 9 +VS Differential phase error: 0.01° Low power 7.8 mA/amplifier typical supply current 5 6 7 8 3 3 S T Power-down feature N N3 +I –I –V NOTES OU Available in 16-lead LFCSP
01 0
1. NC = NO CONNECT.
6-
2. EXPOSED PAD CONNECTED TO –V
768
S.
0 Figure 1.
APPLICATIONS Professional video Consumer video Imaging Instrumentation Base stations Active filters Buffers GENERAL DESCRIPTION 7 VS = 5V, VOUT = 1.4V p-p VS = 3.3V, VOUT = 1.4V p-p
The ADA4856-3 (triple) is a fixed gain of +2, single-supply, rail-
6
to-rail output video amplifier. It provides excellent video
) VS = 3.3V, VOUT = 2V p-p B
performance with 225 MHz, −3 dB bandwidth, 800 V/μs slew rate,
d 5 ( VS = 5V, VOUT = 2V p-p IN
and 74 MHz, 0.1 dB flatness into a 150 Ω load. It has a wide
GA 4
input common-mode voltage range that extends 0.2 V below
OOP
ground and 1 V below the positive rail. In addition, the output
-L 3 D
voltage swings within 200 mV of either supply, making this video
E OS
amplifier easy to use on single-supply voltages as low as 3.3 V.
L 2 C
The ADA4856-3 offers a typical low power of 7.8 mA per amplifier,
1
58 while being capable of delivering up to 52 mA of load current. 0 6-
R
68
L = 150Ω
It also features a power-down function for power sensitive
0
07
1 10 100 1000
applications that reduces the supply current to 1 mA.
FREQUENCY (MHz)
The ADA4856-3 is available in a 16-lead LFCSP and is designed Figure 2. Large Signal Frequency Response to work over the extended industrial temperature range of −40°C to +105°C.
Rev. B Document Feedback 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 that may result from its use. Specifications subject to change without notice. No One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Tel: 781.329.4700 ©2008–2013 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. Technical Support www.analog.com
Document Outline Features Applications Connection Diagram General Description Revision History Specifications 5 V Operation 3.3 V Operation Absolute Maximum Ratings Thermal Resistance Maximum Power Dissipation ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Applications Information Using the ADA4856-3 in Gains Equal to +1, −1 Unity-Gain Operation Option 1 Option 2 Inverting Unity-Gain Operation Using the ADA4856-3 in Gains Equal to +3, +4, and +5 Gain of +3 Configuration Gain of +4 Configuration Gain of +5 Configuration 20 MHz Active Low-Pass Filter Video Line Driver Single-Supply Operation Power Down Layout Considerations Power Supply Bypassing Outline Dimensions Ordering Guide