Description
Hewlett Packard’s HPMX-2003 is a Silicon RFIC direct conversion vector modulator designed for use at output frequencies between 800␣ MHz and 1 GHz. Housed in a SO-16 surface mount plastic package, the IC contains two matched Gilbert cell mixers, an RC phase shifter, a summer, and an output amplifier complete with 50 Ω impedance match and DC block.

Features
• 800–1000 MHz Output Frequency Range
• +6 dBm Peak Pout
• Unbalanced 50 Ω Output
• Internal 90° Phase Shifter
• 5 Volt, 36 mA Bias
• SO-16 Surface Mount Package

Applications
• Direct Modulator for 900 MHz Cellular Telephone Handsets, Including GSM, JDC, and NADC
• Direct Modulator for 900␣ MHz ISM Band Spread Spectrum Transmitters and LANs