Datasheet Analog Devices ADRF6518 — Datenblatt

1.1 GHz Variable Gain Amplifiers and
Baseband Programmable Filters
ADRF6518 FEATURES FUNCTIONAL BLOCK DIAGRAM Matched pair of programmable filters and triple VGAs
Continuous gain control range: 72 dB
Digital gain control: 30 dB
Filter bypass mode bandwidth
±1 dB gain flatness: 300 MHz
−3 dB small signal bandwidth: 650 MHz/1.1 GHz, VGA2
and VGA3 21 dB/12 dB, respectively
6-pole Butterworth filter: 1 MHz to 63 MHz
in 1 MHz steps, 0.5 dB corner frequency
Peak detector
IMD3: >65 dBc for 1.5 V p-p composite output
HD2, HD3: >65 dBc for 1.5 V p-p output
Differential input and output
Flexible output and input common-mode ranges
Optional dc output offset correction
SPI programmable filter corners and gain steps
Single 3.3 V supply operation with power-down feature ENBL INP1 INM1 VPS RAVG VGN1 OFS1 VPS ADRF6518
VPSD OPP1 COMD OPM1 LE COM CLK VGN3
SPI DATA VOCM SDO/RST COM VICM/AC OPM2 VPI OPP2 COM INP2 INM2 VPS VPK VGN2 OFS2 VPS Figure 1 APPLICATIONS
Point-to-point and point-to-multipoint radios
Baseband IQ receivers …