AS1528/AS1529
Datasheet - Ty p i c a l O p e r a t i n g C h a r a c t e r i s t i c s
7 Typical Operating Characteristics
V
DD
= 5V; V
REF
= 2.5V, f
SCLK
= 8MHz(50% duty), C
REF
= 4.7µF, T
AMB
= +25ºC (unless otherwise specified).
Figure 5. Integral Nonlinearity vs. Digital Output Code
Figure 6. Differential Nonlinearity vs. Digital Output Code
0.25
0.2
0.15
f
SAMPLE
= 150ksps
0.25
0.2
0.15
f
SAMPLE
= 150ksps
DNL (LSB)
.
INL (LSB)
.
0.1
0.05
0
-0.05
-0.1
-0.15
-0.2
-0.25
0
256
512
768
1024
0.1
0.05
0
-0.05
-0.1
-0.15
-0.2
-0.25
0
256
512
768
1024
Digital Output Code
Digital Output Code
Figure 7. Supply Current vs. Supply Voltage
600
500
400
300
200
100
0
2.7
3.2
3.7
4.2
4.7
5.2
Figure 8. Supply Current vs. Temperature
500
450
150ksps
Supply Current (µA)
.
Supply Current (µA)
.
f
SAMPLE
= 150ksps
400
350
300
250
200
150
100
50
10ksps
1ksps
100ksps
0
-45 -30 -15 0
15 30 45 60 75 90
Supply Voltage (V)
Temperature (°C)
Figure 9. Supply Current vs. Temperature, V
DD
= 3V
360
150ksps
Figure 10. Supply Current vs. Sampling Rate
1000
320
Supply Current (µA)
.
280
240
200
160
120
80
40
0
-45 -30 -15 0
10ksps
1ksps
100ksps
Supply Current (µA)
.
100
10
1
0.1
15 30 45 60 75 90
0.01
0.01
0.1
1
10
100
1000
Temperature (°C)
Sampling Rate (ksps)
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