Part Number |
MAX2021 |
Manufacturers |
Maxim Integrated Products |
Logo |
|
Description |
High Dynamic Range Direct Up/Down Conversion Quadrature Mod/Demod |
Datasheet |
MAX2021 Datasheet (PDF) |
www.DataSheet4U.com
19-3918; Rev 0; 3/06
ILABLE N KIT AVA EVALUATIO
High-Dynamic-Range, Direct Up-/Downconversion 750MHz to 1200MHz Quadrature Mod/Demod
General Description
The MAX2021 low-noise, high-linearity, direct upconversion/downconversion quadrature modulator/demodulator is designed for RFID handheld and portal readers, as well as single and multicarrier 750MHz to 1200MHz GSM/EDGE, cdma2000 ® , WCDMA, and iDEN ® base-station applications. Direct conversion architectures are advantageous since they significantly reduce transmitter or receiver cost, part count, and power consumption as compared to traditional IF-based double conversion systems. In addition to offering excellent linearity and noise performance, the MAX2021 also yields a high level of component integration. This device includes two matched passive mixers for modulating or demodulating in-phase and quadrature signals, two LO mixer amplifier drivers, and an LO quadrature splitter. On-chip baluns are also integrate.