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ADC0809CCV 参数 Datasheet PDF下载

ADC0809CCV图片预览
型号: ADC0809CCV
PDF下载: 下载PDF文件 查看货源
内容描述: 8通道多路复用8位向上兼容A / D转换器 [8-Bit uP Compatible A/D Converters with 8-Channel Multiplexer]
分类和应用: 转换器
文件页数/大小: 14 页 / 267 K
品牌: NSC [ National Semiconductor ]
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Applications Information (Continued)  
DS005672-26  
FIGURE 12. Typical Reference and Supply Circuit  
DS005672-27  
=
RA RB  
*
Ratiometric transducers  
FIGURE 13. Symmetrically Centered Reference  
3.0 CONVERTER EQUATIONS  
The output code N for an arbitrary input are the integers  
within the range:  
The transition between adjacent codes N and N+1 is given  
by:  
(4)  
=
Where: VIN Voltage at comparator input  
(2)  
=
VREF(+) Voltage at Ref(+)  
The center of an output code N is given by:  
=
VREF(−) Voltage at Ref(−)  
=
VTUE Total unadjusted error voltage (typically  
÷
VREF(+) 512)  
(3)  
11  
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