Data Sheet
AD8218
 
Rev. B | Page 5 of 16
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
+IN   1
V
S
2
NB   3
ND   4
IN
8
REF
7
NC
6
OUT
5
NC = NO CONNECT.
O NOT CONNECT TO THIS PIN.
AD8218
TOP VIEW
(Not to Scale)
 
Figure 2. MSOP Pin Configuration
OTES
. NC = NO CONNECT. DO NOT CONNECT TO THIS PIN.
. THE EXPOSED PAD NEEDS TO BE CONNECTED TO PIN 4 GND .
3
ENB
4
GND
1
+IN
2
V
S
6  NC
5  OUT
8  IN
7  REF
AD8218
TOP VIEW
(Not to Scale)
Figure 3. LFCSP Pin Configuration
 
Table 3. Pin Function Descriptions
Pin No.
Mnemonic
Description
1
+IN
Noninverting Input.
2
VS
Supply Pin. Bypass with a standard 0.1 糉 capacitor.
3
ENB
Enable. Connect to GND to enable the internal 80 mV reference.
4
GND
Ground.
5
OUT
Output.
6
NC
No Connect. Do not connect to this pin.
7
REF
Reference Input. Connect to a low impedance voltage.
8
IN
Inverting Input.
 
EPAD
Exposed Pad. The exposed pad needs to be connected to Pin 4 (GND). Applies to LFCSP only.
 
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