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GC5018

Texas Instruments
Part Number GC5018
Manufacturer Texas Instruments
Description 8-CHANNEL WIDEBAND RECEIVER
Published Mar 3, 2020
Detailed Description www.ti.com GC5018 8-CHANNEL WIDEBAND RECEIVER SLWS169A – MAY 2005 – REVISED NOVEMBER 2005 1 Introduction 1.1 FEATURES ...
Datasheet PDF File GC5018 PDF File

GC5018
GC5018

Overview
www.
ti.
com GC5018 8-CHANNEL WIDEBAND RECEIVER SLWS169A – MAY 2005 – REVISED NOVEMBER 2005 1 Introduction 1.
1 FEATURES • Four 16-Bit CMOS ADC Input Ports • Programmable Closed Loop VGA Control With 6-Bit Outputs for Each ADC Input Port • Provide Received Total Wide Band Power (RTWP) Measurement for the Composite Power Across Carriers With Programmable Time Window for Measurement • 8 UMTS Digital Down Converter (DDC) Channels or 16 CDMA or 16 TD-SCDMA DDC Channels With Programmable 18 Bit Filter Coefficients • Each DDC channel includes – Real or Complex DDC Inputs – 115 dB SFDR NCO – UMTS Mode Rx Filtering: 6 Stage CIC (m=1 or 2), Up to 40 Tap CFIR, Up to 64 Tap PFIR – CDMA Mode Rx Filtering: 6 Stage CIC (m=1 or 2), Up to 64 Tap CFIR, Up to 64 Tap PFIR – Power Measurements – Final AGC • 1.
5V Digital Core Supply, 3.
3V Digital I/O Supply • 305 Ball Plastic BGA (19 mm x 19 mm) With 1.
0 mm Pitch • Power Dissipation: 2.
5W 1.
2 APPLICATIONS • Wireless Base Station Receiver • Multi-Carrier Digital Receiver • UMTS (4 Carriers-1 Sector With Diversity) • CDMA (8 Carriers-1 Sector With Diversity) • TD-SCDMA (16 Carriers-1 Sector Without Diversity, 8 Carriers-1-Sector With Diversity) • Digital Radio Receivers • Wide Band Receivers • Software Radios • Wireless Local Loop • Intelligent Antenna Systems Contents 1 Introduction .
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1 1.
1 FEATURES .
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1 1.
2 APPLICATIONS .
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1 2 General Description .
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2 3 RECEIVE DIGITAL SIGNAL PROCESSING .
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2 3.
1 Receive Input Interface .
3 3.
2 DDC Organization 15 4 GC5018 GENERAL CONTROL .
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44 4.
1 Microprocessor Interface Control Data, Address, and Strobes .
44 4.
2 Synchronization Signals.
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46 4.
3 Interrupt Handling .
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