Datasheet

AD7879/AD7889
Rev. C | Page 9 of 40
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25°C, V
CC
= 2.6 V, f
SCL
= 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)
CURRENT (µA)
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
V
CC
(V)
CURRENT (µA)
07667-010
Figure 10. Supply Current vs. V
CC
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)
CURRENT (µA)
07667-012
Figure 11. Full Power-Down I
DD
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)
GAIN ERROR VARIATION (LSB)
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)
OFFSET VARIATION (LSB)
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 4096358430722560204815361024512
CODE
INL (LSB)
07667-014
Figure 14. ADC INL