Datasheet

3.0
2.5
2.0
1.5
1.0
0.5
0
QuiescentCurrent(mA)
I VSP
Q
I VSOP
Q
-50 -25 0 50 100 150
Temperature( C)
°
25
75
125
-50 -25 0 50 100 150
Temperature( C)
°
25
75
125
90
85
80
75
70
65
60
1.0
0.9
0.8
0.7
0.6
0.5
0.4
DigitalSupplyCurrent,noSPI( A)m
DigitalSupplyCurrent,withSPI(mA)
I (noSPI)
DVDD
I (withSPI)
DVDD
10
9
8
7
6
5
4
3
2
1
0
Nonlinearity(ppm)
-50 -25 0 50 100 150
Temperature( C)°
25
75
125
0
1
2
3
4
5
6
7
8
9
10
-
-
-
-
-
-
-
-
-
-
Nonlinearity(ppm)
-4
-3 -2 -1 0 1 2 3
4
Input/OutputVoltage(V)
Selectedsampleswithtypicalperformance
PGA280
SBOS487A –JUNE 2009–REVISED SEPTEMBER 2009................................................................................................................................................ www.ti.com
TYPICAL CHARACTERISTICS (continued)
At T
A
= +25°C, VSP = +15V, VSN = –15V, VSON = 0V, VSOP = 5V, DVDD = +3V, DGND = 0V, R
L
= 2.5kΩ to VSOP/2 =
VOCM, G = 1V/V, using internal clock, BUF inactive, V
CM
= 0V, and differential input and output, unless otherwise noted.
DIGITAL SUPPLY CURRENT
QUIESCENT CURRENT FROM SUPPLIES (VSP AND VSOP) WITH AND WITHOUT SPI COMMUNICATION
vs TEMPERATURE vs TEMPERATURE
Figure 23. Figure 24.
GAIN NONLINEARITY WITH END-POINT CALIBRATION (G = 1) GAIN NONLINEARITY vs TEMPERATURE
Figure 25. Figure 26.
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