CATV Power Doubler Hybrid Data Sheet ADCA3990 FEATURES FUNCTIONAL BLOCK DIAGRAM High RF output: 76.8 dBmV total composite power or ADCA3990 67 dBmV virtual level High gain of 24.5 dB at 1218 MHz 1 INPUT Very low distortion CTB and CSO: 82 dBc typical 9 OUTPUT XMOD = 74 dBc typical CIN = 62 dB typical BIAS Low noise figure: 3 dB at 45 MHz, 4 dB at 1218 MHz 2 3 4 5 7 8 Unconditionally stable IADJ VCC GND GND Transient and surge protection V range from 24 V to 34 V Figure 1. CC Configurable current from 400 mA to 550 mA maximum Industry-standard, 8-pin SOT115J module package APPLICATIONS 45 MHz to 1218 MHz community access television (CATV) infrastructure amplifier systems Remote PHY (physical layer) and fiber deep nodes DOCSIS 3.1 compliant GENERAL DESCRIPTION The ADCA3990 is a power doubler hybrid module packaged in transistor (pHEMT) die and gallium nitride (GaN) HEMT die. the industry-standard SOT115J. The device achieves extremely The dc current and supply voltage can be adjusted externally for high RF output, up to 76.8 dBmV composite power or 67 dBmV optimum distortion performance vs. power consumption over a virtual level, by using advanced circuit design techniques, such range of output levels. as gallium arsenide (GaAs) pseudomorphic high electron mobility Rev. 0 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 One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. rights of third parties that may result from its use. Specifications subject to change without notice. No Tel: 781.329.4700 2020 Analog Devices, Inc. All rights reserved. license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Trademarks and registered trademarks are the property of their respective owners. Technical Support www.analog.com 16573-001ADCA3990 Data Sheet TABLE OF CONTENTS Features .............................................................................................. 1 Absolute Maximum Ratings ............................................................4 Applications ....................................................................................... 1 ESD Caution...................................................................................4 Functional Block Diagram .............................................................. 1 Pin Configuration and Function Descriptions ..............................5 General Description ......................................................................... 1 Typical Performance Characteristics ..............................................6 Revision History ............................................................................... 2 Theory of Operation .........................................................................7 Specifications ..................................................................................... 3 Applications Information .................................................................8 General Performance ................................................................... 3 Outline Dimensions ..........................................................................9 Distortion Data (40 MHz to 550 MHz) ..................................... 3 Ordering Guide .............................................................................9 REVISION HISTORY 1/2020Revision 0: Initial Version Rev. 0 Page 2 of 9