AD5260/AD5262
TABLE OF CONTENTS
Features .............................................................................................. 1
Layout and Power Supply Bypassing ....................................... 18
Terminal Voltage Operating Range ......................................... 18
Power-Up Sequence ................................................................... 18
RDAC Circuit Simulation Model............................................. 18
Macro Model Net List for RDAC ............................................. 18
Applications Information.............................................................. 19
Bipolar DC or AC Operation from Dual Supplies................. 19
Gain Control Compensation .................................................... 19
Programmable Voltage Reference............................................ 19
8-Bit Bipolar DAC...................................................................... 19
Bipolar Programmable Gain Amplifier................................... 20
Programmable Voltage Source with Boosted Output ........... 20
Programmable 4 mA-to-20 mA Current Source ................... 20
Programmable Bidirectional Current Source......................... 21
Programmable Low-Pass Filter ................................................ 21
Programmable Oscillator .......................................................... 21
Resistance Scaling ...................................................................... 22
Outline Dimensions....................................................................... 23
Ordering Guide .......................................................................... 24
Applications....................................................................................... 1
General Description......................................................................... 1
Functional Block Diagrams............................................................. 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Electrical Characteristics—20 kΩ, 50 kΩ, 200 kΩ Versions .. 3
Timing Diagrams.......................................................................... 5
Absolute Maximum Ratings............................................................ 6
ESD Caution.................................................................................. 6
Pin Configurations and Function Descriptions ........................... 7
Typical Performance Characteristics ............................................. 9
Test Circuits..................................................................................... 14
Theory of Operation ...................................................................... 15
Digital Interfacing ...................................................................... 15
Daisy-Chain Operation ............................................................. 16
RDAC Structure.......................................................................... 16
Programming the Variable Resistor......................................... 16
Programming the Potentiometer Divider............................... 17
REVISION HISTORY
8/10—Rev. 0 to Rev. A
Changes to Figure 11 Caption and Figure 12 ................................9
Changes to Figure 31...................................................................... 12
Changes to Figure 35 Caption ...................................................... 13
Changes to Figure 43 and Figure 46............................................. 14
Deleted Potentiometer Family Selection Guide ......................... 18
Change to Programmable Voltage Source with Boosted Output
Section.............................................................................................. 20
Changes to Figure 64...................................................................... 21
Updated Outline Dimensions....................................................... 23
Changes to Ordering Guide.......................................................... 24
Updated Format..................................................................Universal
Deleted Figure 1; Renumbered Sequentially................................. 1
Changes to General Description Section ...................................... 1
Changes to Conditions of Channel Resistance Matching
(AD5262 only) Parameter, Voltage Divider Temperature
Coefficient Parameter, Full-Scale Error Parameter, and Zero-
Scale Error Parameter, Table 1........................................................ 3
Changes to Table 2 and Table 3....................................................... 5
Changes to Table 4............................................................................ 6
Changes to Table 5............................................................................ 7
Changes to Table 6............................................................................ 8
3/02—Revision 0: Initial Version
Rev. A | Page 2 of 24
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