Datasheet
AD976/AD976A
–12–
REV. C
OUTPUT CODE – K
0665 101520253035
2.0
–2.0
0
–0.5
–1.0
–1.5
1.0
0.5
1.5
40 45 50 55 60
100%
LSB
Figure 11. INL Plot
OUTPUT CODE – K
0
665 101520253035
2.0
–2.0
0
–0.5
–1.0
–1.5
1.0
0.5
1.5
40 45 50 55 60
100%
LSB
Figure 12. DNL Plot
DEGREES CELSIUS
–55
1mV/DIV
25 125
Figure 13. Reference Drift
LOAD CURRENT – 5mA/DIV
dV ON CAP PIN – 10mV/DIV
SOURCE CAPABILITY SINK CAPABILITY
Figure 14. CAP (Pin 4) Load Regulation
90
80
0
50
40
30
70
60
20
10
NUMBER OF UNITS
0
0.2
0.3
0.4
0.6
0.7
0.8
1.0
1.1
1.2
1.4
1.5
1.6
1.8
1.9
2.0
2.2
2.3
2.4
2.6
2.7
2.8
3.0
3.1
3.2
POSITIVE INL DISTRIBUTION – LSB
Figure 15. Typical Positive INL Distribution (1516 Units)
90
0
70
60
50
40
80
10
NUMBER OF UNITS
–2.5
–0.4
–0.3
–0.2
–0.1
NEGATIVE INL DISTRIBUTION – LSB
–2.4
–2.3
–2.2
–2.1
–2.0
–1.9
–1.8
–1.7
–1.6
–1.5
–1.4
–1.3
–1.2
–1.1
–1.0
–0.9
–0.8
–0.7
–0.6
–0.5
20
30
Figure 16. Typical Negative INL Distribution (1516 Units)