Datasheet
4.0
3.0
2.0
1.0
0
−
1.0
−
2.0
−
3.0
−
4.0
Delta Error from +25
_
C (LSB)
−
60
−
40
−
20
0 20 40 60 80 100
Temperature (
_
C)
AV
DD
= 5V
V
REF
= 2.5V
Gain Error
Gain Error Match
1.0
0.8
0.6
0.4
0.2
0.0
−
0.2
−
0.4
−
0.6
−
0.8
−
1.0
Delta Error from +25
_
C (LSB)
−
60
−
40
−
20
0 20 40 60 80 100
Temperature (
_
C)
Offset Error
Offset Error Match
AV
DD
= 5V
V
REF
= 2.5V
Delta from +25
_
C (LSB)
−
50
−
25
0 25 50 75 100
Temperature (
_
C)
AV
DD
= 2.7V
V
REF
= 1.25V
4.0
3.0
2.0
1.0
0
−
1.0
−
2.0
−
3.0
−
4.0
Gain Error
Gain Error Match
AV
DD
= 2.7V
V
REF
= 1.25V
1.0
0.8
0.6
0.4
0.2
0
−
0.2
−
0.4
−
0.6
−
0.8
−
1.0
Delta from +25
_
C (LSB)
−
50
−
25
0 25 50 75 100
Temperature (
_
C)
Offset Error
Offset Error Match
4.5 4.75 5.0 5.25 5.5
5V Supply Voltage (V)
Error Match (LSB)
1.0
0.8
0.6
0.4
0.2
0
Gain Match
Offset Match
V
REF
= 2.5V
Error (LSB)
4.0
3.0
2.0
1.0
0
−
1.0
−
2.0
−
3.0
−
4.0
4.5 4.75 5.0 5.25 5.5
5V Supply Voltage (V)
Gain
Offset
V
REF
= 2.5V
AMC7823
www.ti.com
SLAS453F –APRIL 2005–REVISED MARCH 2012
TYPICAL CHARACTERISTICS: ANALOG-TO-DIGITAL CONVERTER (ADC) (continued)
At +25°C, AV
DD
= DV
DD
= 5V, unless otherwise noted.
OFFSET ERROR AND OFFSET ERROR MATCH GAIN ERROR AND GAIN ERROR MATCH
vs TEMPERATURE vs TEMPERATURE
Figure 9. Figure 10.
OFFSET ERROR AND OFFSET ERROR MATCH GAIN ERROR AND GAIN ERROR MATCH
vs TEMPERATURE vs TEMPERATURE
Figure 11. Figure 12.
GAIN AND OFFSET ERROR GAIN AND OFFSET ERROR MATCH
vs 5V SUPPLY vs 5V SUPPLY
Figure 13. Figure 14.
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