參數(shù)資料
型號(hào): ADS8517IPWR
廠商: TEXAS INSTRUMENTS INC
元件分類: ADC
英文描述: 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL/PARALLEL ACCESS, PDSO28
封裝: GREEN, PLASTIC, TSSOP-28
文件頁數(shù): 16/38頁
文件大?。?/td> 948K
代理商: ADS8517IPWR
ANALOG INPUTS
1
2
3
4
5
AGND2
CAP
REF
AGND1
+
2.2
F
m
2.2
F
m
2.2
F
m
2.2
F
m
V
IN
V
IN
V
IN
R1IN
R2IN
6
50kW
1MW
+5V
+
1
2
3
4
5
AGND2
CAP
REF
AGND1
+
6
R1IN
R2IN
+
2.2
F
m
2.2
F
m
50kW
1MW
+5V
4
5
+
6
+
1
2
3
AGND2
CAP
REF
AGND1
R1IN
R2IN
±10V
0Vto5V
0Vto4V
1
2
3
4
5
AGND2
CAP
REF
AGND1
+
2.2
F
m
2.2
F
m
2.2
F
m
2.2
F
m
V
IN
V
IN
V
IN
R1IN
R2IN
6
1MW
+
1
2
3
4
5
AGND2
CAP
REF
AGND1
+
6
R1IN
R2IN
+
2.2
F
m
2.2
F
m
4
5
+
6
+
1
2
3
AGND2
CAP
REF
AGND1
R1IN
R2IN
±10V
0Vto5V
0Vto4V
www.ti.com ................................................................................................................................................. SLAS527A – SEPTEMBER 2008 – REVISED JUNE 2009
The ADS8517 offers three analog input ranges, as shown in Table 1. The offset specification is factory-calibrated
with internal resistors. The gain specification is factory-calibrated with 0.1%, 0.25-W external resistors, as shown
in Figure 38 and Figure 39. The external resistors can be omitted if a larger gain error is acceptable or if using
software calibration. The hardware trim circuitry shown in Figure 38 and Figure 39 can reduce the error to zero.
Figure 38. Circuit Diagrams (with Gain Adjust Trim)
Figure 39. Circuit Diagrams (Without Gain Adjust Trim)
Copyright 2008–2009, Texas Instruments Incorporated
23
Product Folder Link(s): ADS8517
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