![background image](http://html1.mh-extra.com/html/texas-instruments/ads866-series/ads866-series_manual_1095236012.webp)
0
1000
2000
3000
2044
2045
2046
2047
2048
2049
2050
2051
N
u
m
b
e
r
o
f
H
it
s
Output Codes
C013
0
1000
2000
3000
2045
2046
2047
2048
2049
2050
2051
N
u
m
b
e
r
o
f
H
it
s
Output Codes
C014
0
1000
2000
3000
2044
2046
2048
2050
2052
N
u
m
b
e
r
o
f
H
it
s
Output Codes
C011
0
1000
2000
3000
2045
2046
2047
2048
2049
2050
N
u
m
b
e
r
o
f
H
it
s
Output Codes
C012
0
500
1000
1500
2000
2044 2045 2046 2047 2048 2049 2050 2051 2052
N
u
m
b
e
r
o
f
H
it
s
Output Codes
C009
0
1000
2000
3000
2044 2045 2046 2047 2048 2049 2050 2051 2052
N
u
m
b
e
r
o
f
H
it
s
Output Codes
C010
SBAS492 – JULY 2015
Typical Characteristics (continued)
At T
A
= 25°C, AVDD = 5 V, DVDD = 3 V, internal reference V
REF
= 4.096 V, and f
SAMPLE
= 500 kSPS, unless otherwise noted.
Mean = 2048, sigma = 0.1, input = 0 V,
Mean = 2048, sigma = 0.0, input = 1.25 × V
REF
,
range = ±0.625 × V
REF
range = 2.5 × V
REF
Figure 8. DC Histogram for Mid-Scale Inputs (±0.625 × V
REF
)
Figure 9. DC Histogram for Mid-Scale Inputs (2.5 × V
REF
)
Mean = 2048, sigma = 0.0, input = 0.625 × V
REF
,
Mean = 2048, sigma = 0.1, input = 0 V,
range = 1.25 × V
REF
range = ±0.3125 × V
REF
Figure 10. DC Histogram for Mid-Scale Inputs
Figure 11. DC Histogram for Mid-Scale Inputs
(1.25 × V
REF
)
(±0.3125 x V
REF
)
Mean = 2048, sigma = 0.18, input = 0 V,
Mean = 2048, sigma = 0.1, input = 0.3125 × V
REF
,
range = ±0.15625 × V
REF
range = 0.625 × V
REF
Figure 12. DC Histogram for Mid-Scale Inputs
Figure 13. DC Histogram for Mid-Scale Inputs
(±0.15625 x V
REF
)
(0.625 x V
REF
)
12
Copyright © 2015, Texas Instruments Incorporated
Product Folder Links: