AD5228BUJZ100-R2 Analog Devices Inc, AD5228BUJZ100-R2 Datasheet - Page 2

• Manufacturer Part Number: AD5228BUJZ100-R2
• Description: IC DGTL POT 100K UP/DN TSOT23-8
• Manufacturer: Analog Devices Inc

Specifications of AD5228BUJZ100-R2

• Temperature Coefficient: 35 ppm/°C Typical
• Taps: 32
• Resistance (ohms): 100K
• Number Of Circuits: 1
• Memory Type: Volatile
• Interface: Up/Down Counter
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: TSOT-23-8, TSOT-8
• Resistance In Ohms: 100K
• End To End Resistance: 100kohm
• No. Of Steps: 32
• Resistance Tolerance: ± 20%
• Supply Voltage Range: 2.7V To 5.5V
• Control Interface: Pushbutton
• No. Of Pots: Single
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD5228EBZ - BOARD EVAL FOR AD5228 DGTL POT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

AD5228
TABLE OF CONTENTS
Electrical Characteristics ................................................................. 3
Absolute Maximum Ratings ............................................................ 5
Pin Configuration and Function Descriptions ............................. 6
Typical Performance Characteristics ............................................. 7
Theory of Operation ...................................................................... 11
REVISION HISTORY
4/09—Rev. 0 to Rev. A
Changes to Table 2………………………………………………3
4/04—Revision 0: Initial Version
Interface Timing Diagrams ......................................................... 4
ESD Caution .................................................................................. 5
Programming the Digital Potentiometers ............................... 12
Controlling Inputs ...................................................................... 13
Terminal Voltage Operation Range ......................................... 13
Rev. A | Page 2 of 20
Applications ..................................................................................... 15
Outline Dimensions ....................................................................... 18
Power-Up and Power-Down Sequences .................................. 14
Layout and Power Supply Biasing ............................................ 14
Manual Adjustable LED Driver ................................................ 15
Adjustable Current Source for LED Driver ............................ 15
Automatic LCD Panel Backlight Control ................................ 16
Audio Amplifier with Volume Control ................................... 16
Constant Bias with Supply to Retain Resistance Setting ...... 17
Ordering Guide .......................................................................... 18