AD8331ARQ-REEL7 Analog Devices Inc, AD8331ARQ-REEL7 Datasheet - Page 44
![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
EVALUATION BOARD SCHEMATICS
VOH2
10µF
C25
LNA2
1:1
T2
+5V
+
LON2
LOP2
COMPONENTS IN GRAY ARE
OPTIONAL AND USER SUPPLIED.
S6
S7
+5V
120nH FB
120nH FB
237Ω
237Ω
L1
L8
R13
R14
C9
C5
GND
R10
R12
0.1µF
0.1µF
C11
C12
GND1
+5VLNA
0.1µF
CAL2
C4
CLAMP
W12
W13
RCLMP
TP3
GND2
W8
VO2
W6
0.1µF
0.1µF
C16
C6
GND3
VCM2
GAIN
CSH2
22pF
120nH FB
120nH FB
Figure 105. Schematic of the
100Ω
100Ω
GND4
0.1µF
R7
R8
1nF
L3
L4
CFB2
C14
0.1µF
0.1µF
18nF
C8
RFB2
274Ω
C20
0.1µF
C2
C10
10
11
12
13
14
1
2
3
4
5
6
7
8
9
LMD2
INH2
LON2
LOP2
COM2
VIP2
VIN2
VCM2
GAIN
RCLMP
VOH2
VOL2
COMM
AD8332ARUZ
VPS2
Rev. G | Page 44 of 56
COM1
VCM1
LMD1
LON1
VOH1
VPSV
VPS1
LOP1
VOL1
HILO
INH1
VIP1
VIN1
ENB
AD8332
0.1µF
C22
28
27
26
25
24
23
22
21
20
19
18
17
16
15
Evaluation Board
RFB1
274Ω
C17
0.1µF
120nH FB
120nH FB
CFB1
18nF
C1
0.1µF
C13
0.1µF
120nH FB
100Ω
100Ω
W5
L6
L5
R5
R6
L7
CSH1
22pF
+5V
HI
LO
W4
VCM1
C7
0.1µF
C15
0.1µF
W7
VO1
+5V
ENABLE
DISABLE
W9
+5V
W10
W11
0.1µF
CAL1
R11
C3
+5VLNA
R9
0.1µF
0.1µF
C19
C18
120nH FB
C24
C23
L2
237Ω
237Ω
R15
R16
LON1
LOP1
S2
S3
LNA1
1:1
T1
VOH1