
Linear Technology
DESCRIPTION
The LTC®6605-7 contains two independent, fully differen tial amplifiers confi gured as matched 2nd order lowpass fi lters. The f–3dB of the fi lters is adjustable in the range of 6.5MHz to 10MHz.
FEATURES
Two Matched 7MHz 2nd Order Lowpass Filters with
Differential Amplifi ers
Gain Match: ±0.35dB Max, Passband
Phase Match: ±1.2° Max, Passband
Single-Ended or Differential Inputs
< –90dBc Distortion in Passband
2.1nV/√Hz Op Amp Noise Density
Pin-Selectable Gain (0dB/12dB/14dB)
Pin-Selectable Power Consumption (0.35mA/16.2mA/33.1mA)
Rail-to-Rail Output Swing
Adjustable Output Common Mode Voltage Control
Buffered, Low Impedance Outputs
2.7V to 5.25V Supply Voltage
Small 22-Pin 6mm × 3mm × 0.75mm DFN Package
APPLICATIONS
WCDMA ADC Driver/Filter
Antialiasing Filter
Single-Ended to Differential Conversion
DAC Smoothing Filter
Zero-IF Direct Conversion Receivers