Datasheet

AD8432 Data Sheet
Rev. C | Page 6 of 32
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
08341-002
2
1
3
4
5
6
18
17
16
15
14
13
INH2
INL2
COMM
IND1
INL1
INH1
GOL2
OPL2
COM2
COM1
OPL1
GOL1
8
9
10
11
7
VPS2
OPH2
GOH2
GMH2
12GML2
IND2
20
19
21
GMH1
GML1
GOH1
22
OPH1
23
VPS1
24
ENB
AD8432
TOP VIEW
(Not to Scale)
NOTES
1. EXPOSED PAD MUST BE CONNECTED
TO GROUND.
Figure 2. Pin Configuration
Table 4. Pin Function Descriptions
Pin No. Mnemonic Description
1 INH1 LNA1 Noninverting Input.
2 INL1 LNA1 Inverting Input (AC-Coupled to Ground).
3, 7 IND1, IND2 Integrated Input Clamping Back-to-Back Diodes.
4
COMM
Input Ground.
5 INL2 LNA2 Inverting Input (AC-Coupled to Ground).
6 INH2 LNA2 Noninverting Input.
8 VPS2 5 V Supply.
9 OPH2 Noninverting Output of LNA2.
10
GOH2
Gain Setting Pin for LNA2.
11 GMH2 Gain Setting Pin for LNA2.
12 GML2 Gain Setting Pin for LNA2.
13 GOL2 Gain Setting Pin for LNA2.
14 OPL2 Inverting Output of LNA2.
15 COM2 LNA2 Output Ground.
16 COM1 LNA1 Output Ground.
17 OPL1 Inverting Output of LNA1.
18 GOL1 Gain Setting Pin for LNA1.
19 GML1 Gain Setting Pin for LNA1.
20 GMH1 Gain Setting Pin for LNA1.
21 GOH1 Gain Setting Pin for LNA1.
22 OPH1 Noninverting Output of LNA1.
23 VPS1 5 V Supply.
24 ENB Enable.
EPAD Exposed pad must be connected to ground.