General Description

The MAX19997A dual downconversion mixer is a versatile, highly integrated diversity downconverter that provides high linearity and low noise figure for a multitude of 1800MHz to 2900MHz base-station applications.

Features

♦ 1800MHz to 2900MHz RF Frequency Range

♦ 1950MHz to 3400MHz LO Frequency Range

♦ 50MHz to 550MHz IF Frequency Range

♦ Supports Both Low-Side and High-Side LO

   Injection

♦ 8.7dB Conversion Gain

♦ +24dBm Input IP3

♦ 10.3dB Noise Figure

♦ +11.3dBm Input 1dB Compression Point

♦ 70dBc Typical 2 x 2 Spurious Rejection at

   PRF = -10dBm

♦ Dual Channels Ideal for Diversity Receiver

   Applications

♦ Integrated LO Buffer

♦ Integrated LO and RF Baluns for Single-Ended

   Inputs

♦ Low -3dBm to +3dBm LO Drive

♦ Pin Compatible with the MAX19999 3000MHz to

   4000MHz Mixer

♦ Pin Similar to the MAX9995 and MAX19995/

   MAX19995A 1700MHz to 2200MHz Mixers and the

   MAX9985 and MAX19985A 700MHz to 1000MHz

   Mixers

♦ 42dB Channel-to-Channel Isolation

♦ Single 5.0V or 3.3V Supply

♦ External Current-Setting Resistors Provide Option

   for Operating Device in Reduced-Power/Reduced Performance Mode

Applications

   2.3GHz WCS Base Stations

   2.5GHz WiMAX and LTE Base Stations

   2.7GHz MMDS Base Stations

   UMTS/WCDMA and cdma2000® 3G Base Stations

   PCS1900 and EDGE Base Stations

   PHS/PAS Base Stations

   Fixed Broadband Wireless Access

   Wireless Local Loop

   Private Mobile Radios

   Military Systems