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General description

The TDA9935 is optimized to reduce architecture complexity and overall system cost. Thanks to its direct IF conversion capabilities, it leads dynamic performance in multi-carrier support. With an internal sampling rate up to 160 Msample/s, TDA9935 is an extremely competitive solution for WCDMA, CDMA2000 and GSM/EDGE transmitters, as well as high data rate radio services like WLL, LMDS and BWA.

Features

■ Dual 14-bit resolution

■ SFDR = 80 dBc at 2.5 MHz

■ Input data rate up to 80 Msample/s

■ 2 × interpolation filter

■ Output data rate up to 160 Msample/s

■ Single 3.3 V power supply

■ Low noise capacitor-free integrated PLL

■ Low power dissipation

■ HTQFP80 package

■ Ambient temperature from ?40 °C to +85 °C

Applications

■ Broadband wireless systems

■ Digital radio links

■ Cellular base stations

■ Instrumentation