Datasheet

AD5398
Rev. B | Page 8 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
2.0
–0.5
0
0.5
1.0
1.5
INL V
DD
= 3.8V
TEMP = 25°C
1008 1023
952 896 840 784 728 672 616 560 504 448 392 336 280 224 168 112
56
0
05034-004
CODE
INL (LSB)
Figure 6. Typical INL Plot
1008 1023
952 896 840 784 728 672 616 560 504 448 392 336 280 224 168 112
56
0
0.6
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
05034-005
CODE
DNL (LSB)
DNL V
DD
= 3.8V
TEMP = 25°C
Figure 7. Typical DNL Plot
91.5
92.0
91.0
90.5
90.0
89.5
89.0
88.5
88.0
300.0
–6
333.1
–6
250.0
–6
200.0
–6
150.0
–6
100.0
–6
53.5
–6
05034-006
TIME
OUTPUT CURRENT (mA)
Figure 8. ¼ to ¾ Scale Settling Time (V
DD
= 3.6 V)
05034-007
CH3 M50.0μs
VERT = 50μs/DIV
HORIZ = 468μA/DIV
3
Figure 9. Settling Time for a 4-LSB Step (V
DD
= 3.6 V)
05034-008
CH1 M2.0s
VERT = 2μA/DIV
4.8μA p-p
HORIZ = 2s/DIV
1
Figure 10. 0.1 Hz to 10 Hz Noise Plot (V
DD
= 3.6 V)
1008 1023
952 896 840 784 728 672 616 560 504 448 392 336 280 224 168 112
56
0
0.14
0.12
I
OUT
@ +25°C
I
OUT
@ +85°C
I
OUT
@ –40°C
0.10
0.08
0.06
0.04
0.02
0
05034-009
CODE
I
OUT
(A)
Figure 11. Sink Current vs. Code vs. Temperature (V
DD
= 3.6 V)