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AD9271 Datasheet(PDF) 5 Page - Analog Devices

Part # AD9271
Description  Octal LNA/VGA/AAF/ADC and Crosspoint Switch
PDF  58 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD9271 Datasheet(HTML) 5 Page - Analog Devices

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Preliminary Technical Data
AD9271
Rev. PrA | Page 5 of 58
AD9271-25
AD9271-40
AD9271-50
Parameter1
Conditions
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Unit
FIN = 5 MHz at −1
dBFS
GAIN pin = 1 V
65
65
65
dBFS
Harmonic
Distortion
Second Harmonic,
FIN = 5 MHz at
−7 dBFS
GAIN pin = 0 V
−65
−65
−65
dBFS
Second Harmonic,
FIN = 5 MHz at
−1 dBFS
GAIN pin = 1 V
−65
−65
−65
dBFS
Third Harmonic,
FIN = 5 MHz at
−7 dBFS
GAIN pin = 0 V
−70
−70
−70
dBFS
Third Harmonic,
FIN = 5 MHz at
−1 dBFS
GAIN pin = 1 V
−70
−70
−70
dBFS
Two-Tone IMD3
(2 × F1 − F2)
Distortion
FIN1 = 5.0 MHz at
−1 dBFS
FIN2 = 5.1 MHz at
−26 dBFS
GAIN pin = 1 V
−65
−65
−65
dB
Channel-to-
Channel
Crosstalk
−70
−70
−70
dB
Channel-to-
Channel
Crosstalk
(Overrange
Condition)3
−70
−70
−70
dB
Overload Recovery
LNA or VGA
10
10
10
ns
GAIN ACCURACY
Absolute Gain
Error
0 < VGAIN < 0.1
V
−1.0
+0.5
+2.0
−1.0
+0.5
+2.0
−1.0
+0.5
+2.0
dB
0.1 V < VGAIN <
0.9 V, 1σ
−1.0
+0.3
+1.0
−1.0
+0.3
+1.0
−1.0
+0.3
+1.0
dB
0.9 V < VGAIN <
1 V
−2.0
-0.5
+1.0
−2.0
-0.5
+1.0
−2.0
-0.5
+1.0
dB
Channel-to-
Channel
Matching
0.1 V < VGAIN <
0.9 V
1
1
1
dB
GAIN CONTROL
INTERFACE
Normal Operating
Range
0
1
0
1
0
1
V
Gain Range
0 V to 1 V
10.6
40.6
10.6
40.6
10.6
40.6
dB
Scale Factor
32
32
32
dB/V
Response Time
30 dB change
350
350
350
ns
CW DOPPLER MODE
Transconductance,
LNA Gain =
5/6/8
10/12/16
10/12/16
10/12/16
mA/V
Common Mode
CW Doppler
output pins
1.5
3.6
1.5
3.6
1.5
3.6
V
Input-Referred
Noise Voltage,
LNA Gain =
5/6/8
RS = 0 Ω, RFB =
∞
1.8 /1.7/1.5
1.7 /1.5/1.4
1.7 /1.5/1.3
nV/√Hz
Output DC Bias
Per channel
2.4
2.4
2.4
mA
Maximum Output
Swing
Per channel
±2
±2
±2
mA p-
p
POWER SUPPLY
AVDD
1.7
1.8
1.9
1.7
1.8
1.9
1.7
1.8
1.9
V



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