AD5232BRU50 Analog Devices Inc, AD5232BRU50 Datasheet - Page 2

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AD5232BRU50

Manufacturer Part Number
AD5232BRU50
Description
IC DGTL POT DUAL 256POS 16-TSSOP
Manufacturer
Analog Devices Inc
Datasheet

Specifications of AD5232BRU50

Mounting Type
Surface Mount
Package / Case
16-TSSOP
Rohs Status
RoHS non-compliant
Taps
256
Resistance (ohms)
50K
Number Of Circuits
2
Temperature Coefficient
600 ppm/°C Typical
Memory Type
Non-Volatile
Interface
4-Wire SPI Serial
Voltage - Supply
2.7 V ~ 5.5 V, ±2.25 V ~ 2.75 V
Operating Temperature
-40°C ~ 85°C
Resistance In Ohms
50K
Peak Reflow Compatible (260 C)
No
Supply Voltage Max
5.5V
Leaded Process Compatible
No
Supply Voltage Min
2.7V
Wiper Type
Non-Volatile
For Use With
EVAL-AD5232-10EBZ - BOARD EVALUATION FOR AD5232-10
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
AD5232
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 7
Pin Configuration and Function Descriptions ............................. 8
Typical Performance Characteristics ............................................. 9
Test Circuits ..................................................................................... 12
Theory of Operation ...................................................................... 14
REVISION HISTORY
10/09—Rev. 0 to Rev. A
Updated Format .................................................................. Universal
Changes to Data Sheet Title ............................................................ 1
Changes to Features Section............................................................ 1
Changes to Applications Section .................................................... 1
Change to Wiper Resistance Parameter, Table 1 .......................... 3
Changes to CS Rise to RDY Fall Time Parameter, Table 2 .......... 5
Electrical Characteristics—10 kΩ, 50 kΩ, 100 kΩ Versions .. 3
Interface Timing Characteristics ................................................ 5
Thermal Resistance ...................................................................... 7
ESD Caution .................................................................................. 7
Scratch Pad and EEMEM Programming................................. 14
Basic Operation .......................................................................... 14
EEMEM Protection .................................................................... 14
Rev. A | Page 2 of 24
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Outline Dimensions ....................................................................... 22
Changes to Figure 2 and Figure 3 .................................................... 6
Changes to Figure 24 ...................................................................... 12
Added Figure 32 ............................................................................. 13
Changes to Serial Data Interface Section .................................... 15
Changes to Programming the Variable Resistor Section .......... 19
Changes to Ordering Guide .......................................................... 22
10/01—Revision 0: Initial Version
Digital Input/Output Configuration........................................ 14
Serial Data Interface ................................................................... 15
Daisy-Chaining Operation........................................................ 15
Advanced Control Modes ......................................................... 17
Using Additional Internal, Nonvolatile EEMEM ................... 18
Terminal Voltage Operating Range ......................................... 18
Detailed Potentiometer Operation .......................................... 18
Programming the Variable Resistor ......................................... 19
Programming the Potentiometer Divider ............................... 20
Operation from Dual Supplies ................................................. 20
Application Programming Examples ...................................... 20
Equipment Customer Start-up Sequence for a PCB Calibrated
Unit with Protected Settings ..................................................... 21
Flash/EEMEM Reliability .......................................................... 21
Evaluation Board ........................................................................ 21
Ordering Guide .......................................................................... 22
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

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