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TC7106CLWTR PDF预览

TC7106CLWTR

更新时间: 2024-11-05 13:01:51
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美国微芯 - MICROCHIP 转换器
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TC7106CLWTR 数据手册

 浏览型号TC7106CLWTR的Datasheet PDF文件第2页浏览型号TC7106CLWTR的Datasheet PDF文件第3页浏览型号TC7106CLWTR的Datasheet PDF文件第4页浏览型号TC7106CLWTR的Datasheet PDF文件第5页浏览型号TC7106CLWTR的Datasheet PDF文件第6页浏览型号TC7106CLWTR的Datasheet PDF文件第7页 
TC7106/A/TC7107/A  
3-1/2 Digit Analog-to-Digital Converters  
General Description  
Features  
• Internal Reference with Low Temperature Drift  
- TC7106/7: 80ppm/°C Typical  
The TC7106A and TC7107A 3-1/2 digit direct display  
drive analog-to-digital converters allow existing 7106/  
7107 based systems to be upgraded. Each device has  
a precision reference with a 20ppm/°C max tempera-  
ture coefficient. This represents a 4 to 7 times improve-  
ment over similar 3-1/2 digit converters. Existing 7106  
and 7107 based systems may be upgraded without  
changing external passive component values. The  
TC7107A drives common anode light emitting diode  
(LED) displays directly with 8mA per segment. A low  
cost, high resolution indicating meter requires only a  
display, four resistors, and four capacitors.The  
TC7106A low power drain and 9V battery operation  
make it suitable for portable applications.  
- TC7106A/7A: 20ppm/°C Typical  
• Drives LCD (TC7106) or LED (TC7107)  
Display Directly  
• Zero Reading with Zero Input  
• Low Noise for Stable Display  
• Auto-Zero Cycle Eliminates Need for Zero  
Adjustment  
• True Polarity Indication for Precision Null  
Applications  
• Convenient 9V Battery Operation (TC7106A)  
12  
• High Impedance CMOS Differential Inputs: 10  
The TC7106A/TC7107A reduces linearity error to less  
than 1 count. Rollover error – the difference in readings  
for equal magnitude, but opposite polarity input signals,  
is below ±1 count. High impedance differential inputs  
• Differential Reference Inputs Simplify Ratiometric  
Measurements  
• Low Power Operation: 10mW  
12  
offer 1pA leakage current and a 10 input imped-  
Applications  
ance. The differential reference input allows ratiometric  
measurements for ohms or bridge transducer mea-  
• Thermometry  
surements. The 15µV  
noise performance ensures a  
P–P  
• Bridge Readouts: Strain Gauges, Load Cells, Null  
Detectors  
“rock solid” reading. The auto-zero cycle ensures a  
zero display reading with a zero volts input.  
• Digital Meters: Voltage/Current/Ohms/Power, pH  
• Digital Scales, Process Monitors  
• Portable Instrumentation  
Device Selection Table  
Package  
Code  
Temperature  
Range  
Package  
Pin Layout  
CPI  
IPL  
40-Pin PDIP  
40-Pin PDIP  
Normal  
Normal  
Normal  
0°C to +70°C  
-25°C to +85°C  
-25°C to +85°C  
IJL  
40-Pin CERDIP  
CKW  
CLW  
44-Pin PQFP Formed Leads 0°C to +70°C  
44-Pin PLCC 0°C to +70°C  
2002 Microchip Technology Inc.  
DS21455B-page 1  

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