Datasheet Analog Devices AD605ACHIPS — 数据表

Dual, Low Noise, Single-Supply
Variable Gain Amplifier
AD605
FUNCTIONAL BLOCK DIAGRAM FEATURES
VGN VREF GAIN
CONTROL
AND
SCALING PRECISION PASSIVE
INPUT ATTENUATOR FIXED GAIN
AMPLIFIER
+34.4dB
OUT
FBK VOCM
+IN
–IN DIFFERENTIAL
ATTENUATOR
0 TO –48.4dB AD605 00541-001 2 independent linear-in-dB channels
Input noise at maximum gain: 1.8 nV/√Hz, 2.7 pA/√Hz
Bandwidth: 40 MHz (−3 dB)
Differential input
Absolute gain range programmable
−14 dB to +34 dB (FBK shorted to OUT) through
0 dB to 48 dB (FBK open) …