PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
–IN 1
10 +IN
DGND 2 AD8251 9 REF
–VS 3 TOP VIEW 8 +VS
A0 4 (Not to Scale) 7 OUT
A1 5
6 WR
Figure 5. Pin Configuration
Table 4. Pin Function Descriptions
Pin No.
Mnemonic
1
−IN
2
DGND
3
−VS
4
A0
5
A1
6
WR
7
OUT
8
+VS
9
REF
10
+IN
Description
Inverting Input Terminal. True differential input.
Digital Ground.
Negative Supply Terminal.
Gain Setting Pin (LSB).
Gain Setting Pin (MSB).
Write Enable.
Output Terminal.
Positive Supply Terminal.
Reference Voltage Terminal.
Noninverting Input Terminal. True differential input.
AD8251
Rev. B | Page 7 of 24