AD8331ARQ-REEL7 Analog Devices Inc, AD8331ARQ-REEL7 Datasheet - Page 16
![IC VGA SINGLE W/PREAMP 20-SSOP](/photos/7/2/70250/rq-20_sml.jpg)
AD8331ARQ-REEL7
Manufacturer Part Number
AD8331ARQ-REEL7
Description
IC VGA SINGLE W/PREAMP 20-SSOP
Manufacturer
Analog Devices Inc
Series
X-AMP®r
Type
Variable Gain Amplifierr
Datasheet
1.AD8331ARQZ.pdf
(56 pages)
Specifications of AD8331ARQ-REEL7
Rohs Status
RoHS non-compliant
Design Resources
Interfacing the High Frequency AD8331 to AD9215 (CN0096)
Applications
Signal Processing
Mounting Type
Surface Mount
Package / Case
20-QSOP
For Use With
AD8331-EVALZ - BOARD EVAL FOR AD8331
AD8331/AD8332/AD8334
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
35
30
25
20
15
10
30
25
20
15
10
1M
5
0
5
0
10
0
G = 30dB
V
PREAMP LIMITED
OUT
f = 10MHz, R
Figure 33. Harmonic Distortion vs. Frequency
0.1
15
HILO = LO, R
HILO = LO, R
HILO = HI, R
HILO = HI, R
= 1Vp-p
0.2
Figure 32. Noise Figure vs. Gain
Figure 31. Noise Figure vs. V
20
S
0.3
= 50Ω
IN
Iz
25
IN
IZ
=
= 50Ω
=
= 50Ω
FREQUENCY (Hz)
∞
0.4
∞
30
GAIN (dB)
0.5
V
10M
GAIN
35
0.6
(V)
40
0.7
HILO = LO, R
HILO = LO, R
HILO = HI, R
HILO = HI, R
f = 10MHz, R
GAIN
45
HILO = HI, HD2
HILO = HI, HD3
HILO = LO, HD2
HILO = LO, HD3
0.8
50
0.9
IN
FB
IN
FB
= 50Ω
S
=
= 50Ω
=
55
1.0
= 50Ω
∞
∞
100M
1.1
60
Rev. G | Page 16 of 56
Figure 36. Harmonic Distortion vs. Differential Output Voltage
–100
–30
–40
–50
–60
–70
–80
–90
–40
–50
–60
–70
–80
–90
–20
–40
–60
–80
0
0
0
f = 10MHz,
V
f = 10MHz,
GAIN = 30dB
f = 10MHz,
V
OUT
OUT
200
Figure 35. Harmonic Distortion vs. C
Figure 34. Harmonic Distortion vs. R
= 1V p-p
= 1V p-p
400
10
HILO = HI, HD2
1
600
HILO = LO, HD2
HILO = HI, HD2
HILO = HI, HD3
800
20
V
C
HILO = HI, HD2
R
OUT
LOAD
LOAD
1000
2
HILO = LO, HD3
(V p-p)
(pF)
(Ω)
1200
30
HILO = HI, HD3
1400
HILO = LO, HD2
HILO = LO, HD3
HILO = LO, HD2
HILO = HI, HD3
HILO = LO, HD3
LOAD
LOAD
3
1600
40
1800
2000
50
4