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AD5171 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - 64-Position OTP Digital Potentiometer - Analog Devices

भाग संख्या AD5171
समारोह 64-Position OTP Digital Potentiometer
मैन्युफैक्चरर्स Analog Devices 
लोगो Analog Devices लोगो 
पूर्व दर्शन
1 Page
		
<?=AD5171?> डेटा पत्रक पीडीएफ

AD5171 pdf
AD5171
TABLE OF CONTENTS
Features .............................................................................................. 1 
Applications....................................................................................... 1 
General Description ......................................................................... 1 
Functional Block Diagram .............................................................. 1 
Revision History ............................................................................... 2 
Specifications..................................................................................... 3 
Electrical Characteristics: 5 kΩ, 10 kΩ, 50 kΩ, and 100 kΩ .. 3 
Timing Characteristics: 5 kΩ, 10 kΩ, 50 kΩ, and 100 kΩ...... 5 
Absolute Maximum Ratings............................................................ 6 
ESD Caution.................................................................................. 6 
Pin Configuration and Function Descriptions............................. 7 
Typical Performance Characteristics ............................................. 8 
Theory of Operation ...................................................................... 12 
One-Time Programming (OTP) .............................................. 12 
Variable Resistance and Voltage for Rheostat Mode ............. 13 
Variable Resistance and Voltage for Potentiometer Mode.... 13 
Power Supply Considerations ................................................... 14 
ESD Protection ........................................................................... 14 
Terminal Voltage Operating Range.......................................... 15 
REVISION HISTORY
7/08—Rev. C to Rev. D
Changes to Power Supplies Parameter in Table 1.........................3
Updated Fuse Blow Condition to 400 ms Throughout ...............5
1/08—Rev. B to Rev. C
Updated Format..................................................................Universal
Deleted Note 1; Renumbered Sequentially ................................... 1
Changes to Table 1............................................................................ 3
Changes to Table 2............................................................................ 5
Changes to Table 3............................................................................ 6
Changes to Table 4............................................................................ 7
Changes to Figure 13 to Figure 16.................................................. 9
Changes to Figure 17 and Figure 18............................................. 10
Inserted Figure 24........................................................................... 11
Changes to One-Time Programming (OTP) Section and Power
Supply Considerations Section ..................................................... 12
Deleted Figure 25 and Figure 26................................................... 13
Updated Outline Dimensions ....................................................... 22
Changes to Ordering Guide .......................................................... 22
Power-Up/Power-Down Sequences......................................... 15 
Controlling the AD5171................................................................ 16 
Software Programming ............................................................. 16 
Device Programming................................................................. 16 
I2C Controller Programming.................................................... 17 
I2C-Compatible 2-Wire Serial Bus........................................... 17 
Controlling Two Devices on One Bus ..................................... 18 
Applications Information .............................................................. 19 
DAC.............................................................................................. 19 
Gain Control Compensation .................................................... 19 
Programmable Voltage Source with Boosted Output ........... 19 
Level Shifting for Different Voltage Operation ...................... 19 
Resistance Scaling ...................................................................... 19 
Resolution Enhancement .......................................................... 20 
RDAC Circuit Simulation Model............................................. 20 
Evaluation Board ............................................................................ 21 
Outline Dimensions ....................................................................... 22 
Ordering Guide .......................................................................... 22 
1/05—Rev. A to Rev. B
Change to Features ............................................................................1
Changes to Electrical Characteristics .............................................3
Change to Table 3 ..............................................................................6
Changes to Power Supply Considerations Section .................... 13
Changes to Level Shifting for Different Voltage Operation
Section.............................................................................................. 19
Added Note to Ordering Guide.................................................... 22
11/04—Rev. 0 to Rev. A
Changes to Specifications.................................................................3
Changes to Table 3.............................................................................7
Changes to One-Time Programming Section ............................ 11
Changes to Power Supply Consideration Section ...................... 11
Changes to Figure 26 and Figure 27............................................. 12
1/04—Revision 0: Initial Version
Rev. D | Page 2 of 24

विन्यास 24 पेज
डाउनलोड[ AD5171 Datasheet.PDF ]


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