Datasheet

AD8221
Rev. C | Page 9 of 24
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
Figure 3. Pin Configuration
Table 5. Pin Function Descriptions
Pin No. Mnemonic Description
1 −IN Negative Input Terminal.
2 R
G
Gain Setting Terminal. Place resistor across the R
G
pins to set the gain. G = 1 + (49.4 kΩ/R
G
).
3
R
G
Gain Setting Terminal. Place resistor across the R
G
pins to set the gain. G = 1 + (49.4 kΩ/R
G
).
4 +IN Positive Input Terminal.
5 −V
S
Negative Power Supply Terminal.
6 REF Reference Voltage Terminal. Drive this terminal with a low impedance voltage source to level-shift the output.
7 V
OUT
Output Terminal.
8 +V
S
Positive Power Supply Terminal.