AD5232BRU100 Analog Devices Inc, AD5232BRU100 Datasheet - Page 2

• Manufacturer Part Number: AD5232BRU100
• Description: IC DGTL POT DUAL 256POS 16-TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD5232BRU100

• Rohs Status: RoHS non-compliant
• Taps: 256
• Resistance (ohms): 100K
• 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
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP
• Resistance In Ohms: 100K
• End To End Resistance: 100kohm
• Track Taper: Linear / Logarithmic
• Resistance Tolerance: +20, -40%
• No. Of Steps: 256
• Supply Voltage Range: 2.7V To 5.5V, ± 2.25V To ± 2.75V
• 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