AD8275
CONFIGURATIONS
Figure 36 and Figure 37, along with Table 6 and Table 7, provide
examples of the possible input and output ranges for various
supplies and reference voltages.
Note that Table 6 and Table 7 list the typical voltage range of the
AD8275; these values do not reflect variation over process or
temperature.
+5V
+5V
0.1µF
0.1µF
USEFUL V
OUT
USEFUL V
OUT
HI
HI
7
7
LINEAR V
RANGE
LINEAR V
RANGE
+SWING
–SWING
+SWING
–SWING
IN
IN
+V
+V
S
S
HI
HI
50kΩ
–IN
10kΩ
50kΩ
–IN
10kΩ
LO
LO
2
5
6
2
5
6
V
V
INN
INN
SENSE
OUT
SENSE
OUT
MID
LO
MID
LO
V
V
OUT
OUT
V
V
REF
REF
50kΩ
+IN
20kΩ
20kΩ
50kΩ
+IN
20kΩ
20kΩ
3
8
1
3
8
1
V
V
INP
INP
REF2
REF1
REF2
REF1
AD8275 –V
AD8275 –V
S
S
4
4
Figure 36. Split Reference
Figure 37. Shared Reference
Table 6. Input and Output Relationships for Split Reference
Configuration in Figure 36
Table 7. Input and Output Relationships for Shared
Reference Configuration in Figure 37
Linear
Linear
V
OUT for
Differential
VIN Range
Useful VOUT
Ranges
V
OUT for
Differential
VIN Range
Useful VOUT
Ranges
1
1
+VS
VREF
VIN = 0 V
+VS
VREF
VIN = 0 V
5 V
5 V
2.5 V
High: +12 V
Mid: 0 V
Low: −12.3 V
High: +4.95 V
Swing: +2.45 V,
−2.455 V
5 V
5 V
5 V
High: −0.1 V
Mid: 0 V
Low: −24.7 V
High: +4.98 V
Swing: −4.94 V
Low: +0.06 V
Low: +0.045 V
High: +18.3 V High: +4.95 V
5 V
5 V
5 V
5 V
5 V
0 V
4.096 V 4.096 V
High: +4.4 V
Mid: 0 V
Low: −20.2 V
High: +4.98 V
Swing: +0.884 V
to −4.03 V
5 V
5 V
2.5 V
1.25 V
Mid: 0 V
Low: −6 V
Swing: +3.7 V,
−1.205 V
Low: +0.045 V
Low: +0.06 V
3 V
3 V
High: +9.5 V
Mid: 0 V
Low: −14.8 V
High: +4.95 V
Swing: +1.9 V,
−2.955 V
4.096 V 2.048 V
High: +14.3 V High: +4.95 V
Mid: 0 V
Low: −10 V
Swing: +2.902 V,
−2.003 V
Low: +0.045 V
High: +3.24 V
Swing: +1.59 V,
−1.605 V
Low: +0.045 V
2.5 V
2.5 V
High: +12 V
Mid: 0 V
Low: −12.3 V
High: +4.95 V
Swing: +2.45 V,
−2.455 V
3.3 V 3.3 V
3.3 V 2.5 V
1.65 V
1.25 V
High: +8 V
Mid: 0 V
Low: −8 V
Low: +0.045 V
Low: +0.045 V
2.048 V 2.048 V
High: +14.3 V High: +4.95 V
Mid: 0 V
Low: −10 V
High: +10 V
Mid: 0 V
Low: −6 V
High: +3.24 V
Swing: +1.99 V,
−1.205 V
Swing: +2.902 V,
−2.003 V
Low: +0.045 V
High: +4.95 V
Swing: +3.7 V,
−1.205 V
Low: +0.045 V
1.25 V
0 V
1.25 V
0 V
+18.3 V to
−6 V
1 −VS = 0 V.
Low: +0.045 V
24.5 V to 0.2 V High: 4.95 V
Swing: 4.95 V
Low: 0.045 V
1 −VS = 0 V.
Rev. A | Page 13 of 16
AAVID [ AAVID THERMALLOY, LLC ]
