Datasheet

AD7780
Rev. A | Page 8 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
0 200 400 600 800 1000
CODE
SAMPLE
07945-008
8,388,570
8,388,580
8,388,590
8,388,600
8,388,610
8,388,620
8,388,630
8,388,640
8,388,650
8,388,660
8,388,670
Figure 8. Noise (V
REF
= AV
DD
, Update Rate = 16.7 Hz, Gain = 128)
8,388,570 8,388,594 8,388,618 8,388,642 8,388,666
OCCURRENCE
CODE
0
20
40
60
07945-009
Figure 9. Noise Distribution Histogram
(V
REF
= AV
DD
, Update Rate = 16.7 Hz, Gain = 128)
0 200 400 600 800 1000
CODE
SAMPLE
07945-010
8,388,390
8,388,400
8,388,410
8,388,420
8,388,430
8,388,440
8,388,450
8,388,460
Figure 10. Noise (V
REF
= AV
DD
, Update Rate = 10 Hz, Gain = 128 )
OCCURRENCE
CODE
0
20
40
60
07945-011
8,388,390 8,388,408 8,388,426 8,388,444
Figure 11. Noise Distribution Histogram
(V
REF
= AV
DD
, Update Rate = 10 Hz, Gain = 128)
0 200 400 600 800 1000
CODE
SAMPLE
8,388,585
8,388,590
8,388,595
8,388,600
8,388,605
8,388,610
8,388,615
8,388,620
8,388,625
8,388,630
07945-012
Figure 12. Noise (V
REF
= AV
DD
, Update Rate = 16.7 Hz, Gain = 1)
OCCURRENCE
CODE
0
200
150
100
50
07945-013
8,388,585 8,388,593 8,388,601 8,388,609 8,388,617 8,388,625
Figure 13. Noise Distribution Histogram
(V
REF
= AV
DD
, Update Rate = 16.7 Hz, Gain = 1)