EVAL-AD5292EBZ Analog Devices Inc, EVAL-AD5292EBZ Datasheet - Page 2

• Manufacturer Part Number: EVAL-AD5292EBZ
• Description: EVALUATION BOARD
• Manufacturer: Analog Devices Inc

Specifications of EVAL-AD5292EBZ

• Main Purpose: Digital Potentiometer
• Embedded: Yes
• Utilized Ic / Part: AD5292
• Primary Attributes: 1 Channel, 256 Position
• Secondary Attributes: SPI Interface
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD5291/AD5292
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings.......................................................... 10
Pin Configuration and Function Descriptions........................... 11
Typical Performance Characteristics ........................................... 12
Test Circuits..................................................................................... 21
Theory of Operation ...................................................................... 22
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
Electrical Characteristics—AD5291 .......................................... 3
Resistor Performance Mode Code Range ................................. 4
Electrical Characteristics—AD5292 .......................................... 6
Resistor Performance Mode Code Range ................................. 7
Interface Timing Specifications.................................................. 8
Thermal Resistance .................................................................... 10
ESD Caution................................................................................ 10
Serial Data Interface................................................................... 22
Shift Register ............................................................................... 22
RDAC Register............................................................................ 22
Rev. D | Page 2 of 32
Applications Information .............................................................. 28
Outline Dimensions ....................................................................... 30
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
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
High Voltage DAC...................................................................... 28
Programmable Voltage Source with Boosted Output ........... 28
High Accuracy DAC .................................................................. 28
Variable Gain Instrumentation Amplifier .............................. 28
Audio Volume Control .............................................................. 29
Ordering Guide .......................................................................... 30