Datasheet

AD8331/AD8332/AD8334
Rev. G | Page 35 of 56
03199-091
+5VLNA
VOH1
21
25
VIN1
LON1
C78
1nF
C58
0.1µF
17
AD8332ARU
V
IN
+A
1
C49
0.1µF
2
C80
22pF
3
CFB1
18nF
C59
0.1µF
C41
0.1µF
C74
1nF
4
7
5
C53
0.1µF
VPS1
26
6
COM1
23
8
C51
0.1µF
27
INH1
S1
E
IN1
C60
0.1µF
C79
22pF
L13
120nH FB
TP6
28
LMD1
C70
0.1µF
14
9
C48
0.1µF
10
C83
1nF
11
R3
(R
CLMP
)
C54
0.1µF
C55
0.1µF
12
LMD2
INH2
VPS2
LON2
VIP2
LOP2
COM2
VIN2
COMM
VCM2
GAIN
RCLMP
VOH2
VOL2
13
JP12
VPSV
15
C45
0.1µF
C85
1nF
VOL1
C56
0.1µF
16
L8
120nF FB
18
ENB
+5VGA
19
HILO
20
VCM1
C43
0.1µF
C77
1nF
22
24
VIP1
LOP1
+5VLNA
VCM1
RFB1
274
RFB2
274
C50
0.1µF
S3
E
IN2
L12
120nH FB
TP5
CFB2
18nF
C68
1nF
C69
0.1µF
R27
100
L11
120nH FB
JP8
DC2H
L10
120nH FB
JP7
DC2L
R26
100
+5VGA
ENABLE
HI GAIN
DISABLE
LO GAIN
L9
120nH FB
R24
100
JP9
JP10
JP17
TP2 GAIN
JP5
IN2
JP6
IN1
TP7 GND
L17
SAT
L18
SAT
L19
SAT
L20
SAT
C67
SAT
C66
SAT
L1
SAT
L14
SAT
L15
SAT
L16
SAT
C64
SAT
C65
SAT
OPTIONAL 4-POLE LOW-PASS
FILTER
JP13
VCM1
+5VGA
JP10
JP16
R25
100
C42
0.1µF
V
IN
–A
TB1
+5V
TB2
GND
C46
1µF
+5VGA
L7
120nH FB
L6
120nH FB
TP4
(BLACK)
TP3
(RED)
+
+5VLNA
+5V
V
IN
+B
V
IN
–B
OPTIONAL 4-POLE LOW-PASS
FILTER
Figure 91. Schematic, TGC, VGA Section Using an AD8332 and AD9238