AD5227BUJZ10-R2 Analog Devices Inc, AD5227BUJZ10-R2 Datasheet - Page 2

• Manufacturer Part Number: AD5227BUJZ10-R2
• Description: IC DGTL POT 10K UP/DN TSOT23-8
• Manufacturer: Analog Devices Inc

Specifications of AD5227BUJZ10-R2

• Taps: 64
• Resistance (ohms): 10K
• Number Of Circuits: 1
• Temperature Coefficient: 35 ppm/°C Typical
• 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: 10K
• End To End Resistance: 10kohm
• Track Taper: Linear
• No. Of Steps: 64
• Resistance Tolerance: ± 20%
• Supply Voltage Range: 2.7V To 5.5V
• Control Interface: 3 Wire, Serial
• No. Of Pots: Single
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD5227
TABLE OF CONTENTS
Electrical Characteristics ................................................................. 3
Absolute Maximum Ratings ............................................................ 5
Pin Configuration and Function Descriptions ............................. 6
Typical Performance Characteristics ............................................. 7
Theory of Operation ...................................................................... 10
REVISION HISTORY
5/09—Rev. A to Rev. B
Changes to Table 2……………………………………………3
4/09—Rev. 0 to Rev. A
Changes to Table 2……………………………………………3
Changes to Ordering Guide …………………………………15
3/04—Revision 0: Initial Version
Interface Timing Diagrams ......................................................... 4
ESD Caution .................................................................................. 5
Programming the Digital Potentiometers ............................... 10
Digital Interface .......................................................................... 11
Terminal Voltage Operation Range ......................................... 11
Power-Up and Power-Down Sequences .................................. 11
Layout and Power Supply Biasing ............................................ 11
Rev. B | Page 2 of 16
Applications ..................................................................................... 12
Outline Dimensions ....................................................................... 15
Manual Control with Toggle and Pushbutton Switches ........ 12
Manual Control with Rotary Encoder ..................................... 12
Adjustable LED Driver .............................................................. 12
Adjustable Current Source for LED Driver ............................ 12
Adjustable High Power LED Driver ........................................ 13
Automatic LCD Panel Backlight Control ................................ 13
6-Bit Controller .......................................................................... 13
Constant Bias with Supply to Retain Resistance Setting ....... 14
Ordering Guide .......................................................................... 15