Datasheet Analog Devices AD8330ARQZ — Datenblatt

Low Cost, DC to 150 MHz
Variable Gain Amplifier
AD8330 Data Sheet FUNCTIONAL BLOCK DIAGRAM Fully differential signal path, also used
with single-sided signals
Inputs from 0.3 mV to 1 V rms, rail-to-rail outputs
Differential RIN = 1 kΩ; ROUT (each output) 75 Ω
Automatic offset compensation (optional)
Linear-in-dB and linear-in-magnitude gain modes
0 dB to 50 dB, for 0 V < VDBS < 1.5 V (30 mV/dB)
Inverted gain mode: 50 dB to 0 dB at −30 mV/dB
×0.03 to ×10 nominal gain for 15 mV < VMAG < 5 V
Constant bandwidth: 150 MHz at all gains
Low noise: 5 nV/√Hz typical at maximum gain
Low distortion: ≤−62 dBc typical
Low power: 20 mA typical at VS of 2.7 V to 6 V
Available in a space-saving, 3 mm × 3 mm LFCSP package ENBL OFST CNTR BIAS AND VREF CM AND
OFFSET
CONTROL VGA CORE OUTPUT
STAGES OPHI INHI OPLO INLO MODE GAIN INTERFACE OUTPUT
CONTROL VDBS CMGN COMM VMAG CMOP 03217-101 FEATURES Figure 1. APPLICATIONS
Pre-ADC signal conditioning
75 Ω cable driving adjust
AGC amplifiers GENERAL DESCRIPTION …