PGA281
SBOS664A –MARCH 2013–REVISED JUNE 2013
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TYPICAL CHARACTERISTICS (continued)
At TA = +25°C, VSP = +15 V, VSN = –15 V, VSON = 0 V, VSOP = 5 V, DVDD = +3 V, RL = 2.5 kΩ to VSOP/2 = VOCM,
gain = 1 V/V, VCM = 0 V, and differential input and output, unless otherwise noted.
80
70
60
50
40
30
20
10
0
90
80
70
60
50
40
30
20
10
0
Bias Current (nA)
Bias Current (nA)
Figure 19. INPUT BIAS CURRENT DISTRIBUTION
(G = 128)
Figure 20. INPUT BIAS CURRENT DISTRIBUTION
(G = 1)
10
8
70
60
50
40
30
20
10
0
6
IBIAS
4
2
0
-2
-4
-6
-8
-10
IOFFSET
IN1_IBIAS_1
IN1_IBIAS_128
IN1_IOFFSET_1
IN1_IOFFSET_128
-50
-25
0
25
50
75
100
125
150
Temperature (°C)
Input Offset Current (nA)
Figure 21. INPUT OFFSET CURRENT DISTRIBUTION
(G = 1, G = 128)
Figure 22. INPUT BIAS CURRENT AND INPUT OFFSET
CURRENT vs TEMPERATURE
3.0
90
IDVDD
2.5
2.0
1.5
1.0
0.5
0
85
80
75
70
65
60
IQ VSP
IQ VSOP
-50
-25
0
25
50
75
100
125
150
-50
-25
0
25
50
75
100
125
150
Temperature (°C)
Temperature (°C)
Figure 23. QUIESCENT CURRENT FROM SUPPLIES (VSP
AND VSOP) vs TEMPERATURE
Figure 24. DIGITAL SUPPLY CURRENT
vs TEMPERATURE
10
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