Datasheet

AD8278/AD8279
Rev. C | Page 8 of 24
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
REF 1
–IN
2
+IN 3
–VS 4
NC 8
+VS
7
OUT 6
SENSE 5
NC = NO CONNECT
AD8278
TOP VIEW
(Not to Scale)
0
8308-003
Figure 4. MSOP Pin Configuration
REF 1
–IN 2
+IN 3
–VS
4
NC 8
+VS 7
OUT 6
SENSE
5
NC = NO CONNECT
AD8278
TOP VIEW
(Not to Scale)
0
8308-004
Figure 5. SOIC Pin Configuration
Table 8. AD8278 Pin Function Descriptions
Pin No. Mnemonic Description
1 REF Reference Voltage Input.
2 −IN Inverting Input.
3 +IN Noninverting Input.
4 −VS Negative Supply.
5 SENSE Sense Terminal.
6 OUT Output.
7 +VS Positive Supply.
8 NC No Connect.
08308-059
NC
1
–INA
2
+INA
3
–VS
4
REFA
14
13
12
11
+INB
5 10
–INB
6 9
NC
7 8
NC = NO CONNECT
AD8279
TOP VIEW
(Not to Scale)
OUTA
SENSEA
+VS
SENSEB
OUTB
REFB
Figure 6. 14-Lead SOIC Pin Configuration
Table 9. AD8279 Pin Function Descriptions
Pin No. Mnemonic Description
1 NC No Connect.
2 −INA Channel A Inverting Input.
3 +INA Channel A Noninverting Input.
4 −VS Negative Supply.
5 +INB Channel B Noninverting Input.
6 −INB Channel B Inverting Input.
7 NC No Connect.
8 REFB Channel B Reference Voltage Input.
9 OUTB Channel B Output.
10 SENSEB Channel B Sense Terminal.
11 +VS Positive Supply.
12 SENSEA Channel A Sense Terminal.
13 OUTA Channel A Output.
14 REFA Channel A Reference Voltage Input.