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