GC5018 Datasheet, PDF (1/115 Pages) Texas Instruments – 8-CHANNEL WIDEBAND RECEIVER

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GC5018
8-CHANNEL WIDEBAND RECEIVER
SLWS169 – MAY 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: ~2W
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
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Instruments semiconductor products and disclaimers thereto appears at the end of this document.
PRODUCT PREVIEW information concerns products in the forma-
tive or design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the
right to change or discontinue these products without notice.
Copyright © 2005, Texas Instruments Incorporated