參數(shù)資料
型號(hào): ADC0816
廠商: National Semiconductor Corporation
元件分類(lèi): 串行ADC
英文描述: 8-BitμP Compatible A/D Converters with 16-Channel Multiplexer(帶16通道多路器的8位μP兼容A/D轉(zhuǎn)換器)
中文描述: 8BitμP兼容的A / D轉(zhuǎn)換器的16通道多路復(fù)用器(帶16通道多路器的8位微處理器兼容的A / D轉(zhuǎn)換器)
文件頁(yè)數(shù): 8/13頁(yè)
文件大?。?/td> 245K
代理商: ADC0816
Typical Performance Characteristics
TRI-STATE Test Circuits and Timing Diagrams
Applications Information
OPERATION
1.0 RATIOMETRIC CONVERSION
The ADC0816, ADC0817 is designed as a complete Data
Acquisition System (DAS) for ratiometric conversion sys-
tems. In ratiometric systems, the physical variable being
measured is expressed as a percentage of full-scale which is
not necessarily related to an absolute standard. The voltage
input to the ADC0816 is expressed by the equation
(1)
V
IN
= Input voltage into the ADC0816
V
fs
= Full-scale voltage
V
Z
= Zero voltage
D
X
= Data point being measured
D
MAX
= Maximum data limit
D
MIN
= Minimum data limit
DS005277-18
FIGURE 6. Comparator I
IN
vs V
IN
(V
CC
=V
REF
=5V)
DS005277-19
FIGURE 7. Multiplexer R
ON
vs V
IN
(V
CC
=V
REF
=5V)
DS005277-9
DS005277-10
FIGURE 8.
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