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AD5122A डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - (AD5122A / AD5124A) Nonvolatile Digital Potentiometer - Analog Devices

भाग संख्या AD5122A
समारोह (AD5122A / AD5124A) Nonvolatile Digital Potentiometer
मैन्युफैक्चरर्स Analog Devices 
लोगो Analog Devices लोगो 
पूर्व दर्शन
1 Page
		
<?=AD5122A?> डेटा पत्रक पीडीएफ

AD5122A pdf
AD5122A/AD5142A
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Electrical Characteristics—AD5122A ....................................... 3
Electrical Characteristics—AD5142A ....................................... 6
Interface Timing Specifications.................................................. 9
Shift Register and Timing Diagrams ....................................... 10
Absolute Maximum Ratings.......................................................... 11
Thermal Resistance .................................................................... 11
ESD Caution................................................................................ 11
Pin Configurations and Function Descriptions ......................... 12
Typical Performance Characteristics ........................................... 14
Test Circuits..................................................................................... 19
Theory of Operation ...................................................................... 20
REVISION HISTORY
12/12—Rev. 0 to Rev. A
Changes to Table 9.......................................................................... 20
10/12—Revision 0: Initial Version
Data Sheet
RDAC Register and EEPROM.................................................. 20
Input Shift Register .................................................................... 20
I2C Serial Data Interface ............................................................ 20
I2C Address.................................................................................. 20
Advanced Control Modes ......................................................... 22
EEPROM or RDAC Register Protection ................................. 23
INDEP Pin................................................................................... 23
RDAC Architecture.................................................................... 26
Programming the Variable Resistor......................................... 26
Programming the Potentiometer Divider............................... 27
Terminal Voltage Operating Range ......................................... 27
Power-Up Sequence ................................................................... 27
Layout and Power Supply Biasing ............................................ 27
Outline Dimensions ....................................................................... 28
Ordering Guide .......................................................................... 29
Rev. A | Page 2 of 32
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