參數(shù)資料
型號(hào): AS1538-BTST
廠商: AUSTRIAMICROSYSTEMS AG
元件分類: ADC
英文描述: 12-bit, 8-CH, 50ksps ADC, I2C; Package Type: TSSOP-16
封裝: TSSOP-16
文件頁(yè)數(shù): 7/20頁(yè)
文件大?。?/td> 746K
代理商: AS1538-BTST
www.austriamicrosystems.com
Revision 1.03
7 - 20
AS1538/AS1540
Data Sheet - Typical Operating Characteristics
7 Typical Operating Characteristics
V
DD
= 3.6V; V
REF
= 2.5V (internal), f
SCL
= 3.4MHz, C
REF
= 4.7μF, T
AMB
= +25oC (unless otherwise specified).
Figure 4. DNL vs. Digital Output Code, Int. Reference
Figure 5. INL vs. Digital Output Code, Int. Reference
1.2
Figure 6. DNL vs. Digital Output Code, Ext. Reference
1
Figure 7. INL vs. Digital Output Code, Ext. Reference
Figure 8. Offset Error vs. Temperature
6
Figure 9. Offset Matching vs. Temperature
1
-1.2
-0.8
-0.4
0
0.4
0.8
0
1024
Digital Output Code
2048
3072
4096
I
.
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0
1024
Digital Output Code
2048
3072
4096
D
.
f
SAMPLE
= 50ksps
f
SAMPLE
= 50ksps
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
0
1024
Digital Output Code
2048
3072
4096
D
.
f
SAMPLE
= 50ksps
-1.2
-0.8
-0.4
0
0.4
0.8
1.2
0
1024
Digital Output Code
2048
3072
4096
I
.
f
SAMPLE
= 50ksps
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
-45 -30 -15
0
15 30
45
60 75
90
Temperature (°C)
O
.
-6
-4
-2
0
2
4
-45 -30 -15
0
15
30
45
60
75
90
Temperature (°C)
O
.
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