Datenblatt-Suchmaschine für elektronische Bauteile |
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AD5291BRUZ-50-RL7 Datenblatt(PDF) 2 Page - Analog Devices |
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AD5291BRUZ-50-RL7 Datenblatt(HTML) 2 Page - Analog Devices |
2 / 32 page AD5291/AD5292 Rev. D | Page 2 of 32 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 Functional Block Diagram .............................................................. 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 Electrical Characteristics—AD5291 .......................................... 3 Resistor Performance Mode Code Range ................................. 4 Electrical Characteristics—AD5292 .......................................... 6 Resistor Performance Mode Code Range ................................. 7 Interface Timing Specifications.................................................. 8 Absolute Maximum Ratings.......................................................... 10 Thermal Resistance .................................................................... 10 ESD Caution................................................................................ 10 Pin Configuration and Function Descriptions........................... 11 Typical Performance Characteristics ........................................... 12 Test Circuits..................................................................................... 21 Theory of Operation ...................................................................... 22 Serial Data Interface................................................................... 22 Shift Register ............................................................................... 22 RDAC Register............................................................................ 22 20-TP Memory ........................................................................... 23 Write Protection ......................................................................... 23 Basic Operation .......................................................................... 24 20-TP Readback and Spare Memory Status ........................... 24 Shutdown Mode ......................................................................... 24 Resistor Performance Mode...................................................... 25 Reset ............................................................................................. 25 SDO Pin and Daisy-Chain Operation..................................... 25 RDAC Architecture.................................................................... 25 Programming the Variable Resistor......................................... 26 Programming the Potentiometer Divider............................... 26 EXT_CAP Capacitor.................................................................. 27 Terminal Voltage Operating Range ......................................... 27 Applications Information .............................................................. 28 High Voltage DAC...................................................................... 28 Programmable Voltage Source with Boosted Output ........... 28 High Accuracy DAC .................................................................. 28 Variable Gain Instrumentation Amplifier .............................. 28 Audio Volume Control .............................................................. 29 Outline Dimensions ....................................................................... 30 Ordering Guide .......................................................................... 30 REVISION HISTORY 9/10—Rev. C to Rev. D Changes to SDO Pin and Daisy-Chain Operation Section....... 25 3/10—Rev. B to Rev. C Changes to Revision History........................................................... 2 Changes to Figure 3 and Figure 4 Captions .................................. 9 3/10—Rev. A to Rev. B Changes to Data Sheet Title ............................................................ 1 Changes to General Description Section ...................................... 1 Changes to Theory of Operation Section.................................... 22 12/09—Rev. 0 to Rev. A Added 50 kΩ and 100 kΩ specifications .........................Universal Changes to Features Section............................................................ 1 Changes to Table 1.............................................................................3 Changes to Table 2.............................................................................4 Added Table 3 ....................................................................................5 Changes to Table 4.............................................................................6 Changes to Table 5.............................................................................7 Added Table 6 ....................................................................................8 Change to Table 7 ..............................................................................8 Changes to Absolute Maximum Rating Section ........................ 10 Changes Table 9 .............................................................................. 11 Changes to Typical Performance Characteristics Section ........ 12 Changes to Ordering Guide .......................................................... 30 4/09—Revision 0: Initial Version |
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