AD8346 PDF Datasheet


Please enter the part number you wish to PDF download in the search bar.


scroll

Description

This is 0.8 GHz-2.5 GHz Quadrature Modulator. FEATURES High accuracy 1 degree rms quadrature error @ 1.9 GH- 0.2 dB I, Q amplitude balance @ 1.9 GHz Broad frequency range: 0.8 GH- to 2.5 GH- Sideband suppression: 46 dBc @ 0.8 GH- Sideband suppression: 36 dBc @ 1.9 GH- Modulation bandwidth: dc to 70 MH- 0 dBm output compression level @ 0.8 GH- Noise floor: 147 dBm, H- Single 2.7 V to 5.5 V supply Quiescent operating current: 45 mA Standby current: 1 μA 16-lead TSSOP APPLICATIONS Digital and spread spectrum communication systems Cellular, PCS, ISM transceivers Wireless LAN, wireless local loop QPSK, GMSK, QAM modulators Single-sideband (SSB) modulators Frequency synthesizers Image reject mixer GENERAL DESCRIPTION The AD8346 is a silicon RFIC I, Q modulator for use from 0.8 GH- to 2.5 GHz. Its excellent phase accuracy and amplitude balance allow high performance direct modulation to RF. The differential LO input is applied to a polyphase network phase splitter that provides accurate phase quadrature from 0.8 GH- to 2.5 GHz. Buffer.