TRF2443IPFP ,Integrated IF Transceiver for Broadband Wireless Applications 80-HTQFP -40 to 85FEATURESDESCRIPTION• Integrated TX Chain (165–175 MHz / 330–350The TRF2443 is a highly integrated f ..
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TRF2443IPFP
Integrated IF Transceiver for Broadband Wireless Applications
AGC
CNTLTXPLL
RXAGC
VCCs
GNDs
TXQ_IN
TX_OUT
RX_IN
TX VGA
From SPI
from RXPLL
XPIC_IN
XPIC
OUT
XPIC
AGC
XPIC_BBI
XPIC_BBQ
IF SAW
IF_OUT IF_IN
TX_PWD
Temperature
Sensor
RXBBI
RXBBQ
TEMPOUT
0/90
TRF2443
www.ti.com SLWS217B –SEPTEMBER 2009–REVISED MARCH 2012
IntegratedIF Transceiver for Broadband Wireless Applications
Checkfor Samples: TRF2443
1FEATURES
DESCRIPTION• Integrated TX Chain (165–175 MHz/ 330–350 The TRF2443 isa highly integrated full-duplex
MHz) intermediate frequency (IF) transceiver designed for
– Baseband Amplifiers broadband point-to-point wireless communications
Quadrature Modulator applications. The receiver chain integrates a
quadrature (IQ) demodulator and provides more than
– Digitally Controlled VGA 90 dBof gain range, obtained viaa combinationof
– TX Output IP3: 29.5 dBm analog- and digital-controlled VGAs. The integrated
– TX Output Noise: –166 dBc/Hz programmable baseband low-pass filter gives the
TRF2443 the flexibilityto receive signals with different
• Integrated RX Chain (140–165 MHz/ 280–330 bandwidths, while also helpingto remove interferer
MHz) signals before they reach the ADC. Additionally, the
– IF AmplifiersIF
– Analog and Digital VGA– Quadrature Demodulator– Baseband Filters– ADC Buffers– IF SAW Filter Bypass– RX Noise Figure: 4.3 dB– RX Input IP3: 9.5 dBm Integrated TX and RX Synthesizerspolarization
• Integrated Cross-Polarization Interference via an integrated
Cancellation (XPIC) Support chain. The
• Auxiliary RX Chain implementing
unit (IDU), whichis connected viaa coaxial cable
APPLICATIONS interfaceto the outdoor unit (ODU),ofa point-to-point
microwave backhaul split-architecture system.
• Wireless Microwave Backhaul Point-to-Point Microwave Applications