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GC5330IZEV
Multi-Antenna Wideband Digital Transmit and Receive IC Solution
C6748
DSP
DAC
I/Q Mod
I/Q Mod
DAC3484
TRF3703/3720 Complex
Subsampled
Feedback
LNA
LNA
LNA
LNA
I/Q
Real
Real
B0441-01
GC5330
GC5337
www.ti.com SLWS226B –DECEMBER 2010–REVISED JANUARY 2011
Wideband Transmit-Receive Digital Signal Processors
Checkfor Samples: GC5330, GC5337
1FEATURES APPLICATIONS Multi-Standard Base Stations•
Integrated Transmit and Receive DigitalIF
Solution •
3GPP (LTE, W-CDMA, TDS-CDMA) MC-GSM•
Upto4 TX,8 RX, Plus DPD Feedback WiMAX and WiBro (OFDMA)•
TX-Transmit Includes DUC, CFR, DPD, TX Multi-Carrier Power Amplifiers (MCPAs)Equalizer, and Bulk Upconverter Wireless Infrastructure Repeaters•
62-MHz TX Signal Bandwidth With Fifth-Order
DPD Correction •
Upto4×
4 MIMO CFR: 6-dB PAR for WCDMA, 7-db LTE Signals DESCRIPTIONWith EVM Meeting 3GPP Specs; Configurable
for All Major Wireless Infrastructure Standards The GC533xisa wideband transmit and receive
signal processor that includes digital downconverter/•
DPD: Memory Compensation, Typical ACLRupconverter (DDUC), transmit, receive, and capture
Improvementof20 dBor Morebuffer blocks. The transmit path includes crest factor•
RX-Receive Includes DC-Offset Cancellation, reduction (CFR), digital predistortion (DPD) and
Front-End and Back-End AGC, Bulk associated feedback path, complex equalization, and
Downconverter, RX Equalizer, I/Q Imbalance bulk upconversion.
Correction, DDC The receive path includes wideband and narrowband•
4 DDUCs, 1–12 Channels per DDUC, Each automatic gain control (AGC), bulk downconversion,
DDUC Can Be Programmedto TXor RX,ata complex equalization, and I/Q imbalance correction.
Common Resampler Rate–
MultimodeThe DDUC section consistsof four identical DDUC
Support blocks, each supporting up to 12 channels. Each•
Seamless InterfacetoTI High-Speed Data channel has independent fractional resamplers and
Converters NCOs to enable flexible carrier configurations.
4 TX Aggregate Outputto DACs upto Multi-mode/multi-standard operation can be
supportedby configuring the individual DDUC blocks
930 MSPS Complex different filtering and oversampling scenarios.•
8 RX Aggregate Input From ADCs upto
1.24 GSPS Real Supports Envelope Tracking Techniques 16-Tap (Complex) RX EqualizersNot Recommended For New Designs
