AD7879/AD7889
Rev. C | Page 9 of 40
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, VCC = 2.6 V, fSCL = 2 MHz, unless otherwise noted.
475
470
465
460
455
450
445
440
435
430
425
–40
–25
–10
10
25
40
55
70
85
TEMPERATURE (°C)
CURRE
NT
(
A)
07667-
009
Figure 9. Supply Current vs. Temperature
700
600
500
400
300
200
100
0
1.6
1.8
2.0
2.2
2.4
2.6
2.8
3.0
3.2
3.4
3.6
VCC (V)
CURRE
NT
(
A)
07667-
010
Figure 10. Supply Current vs. VCC
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
–40
–25
–10
10
25
50
75
100
TEMPERATURE (°C)
CURRE
NT
(
A)
07667-
012
Figure 11. Full Power-Down IDD vs. Temperature
1.0
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
TEMPERATURE (°C)
G
AI
N
E
RRO
R
V
ARI
AT
IO
N
(
L
S
B)
07667-
011
2.6V
3.6V
1.6V
85
–40
–25
–10
10
25
40
55
70
Figure 12. Change in ADC Gain vs. Temperature
07667-
013
1.0
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
TEMPERATURE (°C)
OFFS
E
T
V
A
R
IA
TION
(
LS
B
)
2.6V
3.6V
1.6V
85
–40
–25
–10
10
25
40
55
70
Figure 13. Change in ADC Offset vs. Temperature
2.0
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
0
4096
3584
3072
2560
2048
1536
1024
512
CODE
IN
L
(
LS
B
)
07667-
014
Figure 14. ADC INL