AD5274BCPZ-100-RL7 Analog Devices Inc, AD5274BCPZ-100-RL7 Datasheet - Page 2

• Manufacturer Part Number: AD5274BCPZ-100-RL7
• Description: 256 Tap 5v 50tp, 1% R-tol MSOP 12C I.C.
• Manufacturer: Analog Devices Inc

Specifications of AD5274BCPZ-100-RL7

• Resistance (ohms): 100K
• Taps: 256
• Number Of Circuits: 1
• Temperature Coefficient: 5 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V, ±2.5 V ~ 2.75 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: AD5274BCPZ-100-RL7; AD5274BCPZ-100-RL7TR

AD5272/AD5274
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 9
Pin Configuration and Function Descriptions........................... 10
Typical Performance Characteristics ........................................... 11
Test Circuits..................................................................................... 17
Theory of Operation ...................................................................... 18
REVISION HISTORY
11/10—Rev. B to Rev. C
Changes to Figure 24...................................................................... 14
5/10—Rev. A to Rev. B
Added LFCSP Package.................................................. Throughout
Changed OTP to 50-TP ................................................ Throughout
Changes to Features Section and Applications Section............... 1
Added Endnote 1 .............................................................................. 1
Changes to Table 1............................................................................ 3
Added Table 3.................................................................................... 4
Changes to Table 4............................................................................ 5
Added Table 6.................................................................................... 6
Changes to Table 8 and Table 9....................................................... 9
Added Figure 5................................................................................ 10
Added Exposed Pad Note to Table 10.......................................... 10
Changes to Typical Performance Characteristics....................... 11
Changes to Resistor Performance Mode Section ....................... 23
Updated Outline Dimensions ....................................................... 25
Changes to Ordering Guide .......................................................... 26
3/10—Rev. 0 to Rev. A
Changes to Product Title and General Description Section....... 1
Changes to Theory of Operation Section.................................... 15
10/09—Revision 0: Initial Version
Electrical Characteristics—AD5272 .......................................... 3
Electrical Characteristics—AD5274 .......................................... 5
Interface Timing Specifications.................................................. 7
Thermal Resistance ...................................................................... 9
ESD Caution.................................................................................. 9
Serial Data Interface................................................................... 18
Rev. C | Page 2 of 28
Outline Dimensions ....................................................................... 25
Shift Register ............................................................................... 18
Write Operation.......................................................................... 19
Read Operation........................................................................... 20
RDAC Register............................................................................ 21
50-TP Memory Block ................................................................ 21
Write Protection ......................................................................... 21
50-TP Memory Write-Acknowledge Polling.......................... 23
Reset ............................................................................................. 23
Resistor Performance Mode...................................................... 23
Shutdown Mode ......................................................................... 23
RDAC Architecture.................................................................... 23
Programming the Variable Resistor......................................... 23
EXT_CAP Capacitor.................................................................. 24
Terminal Voltage Operating Range ......................................... 24
Power-Up Sequence ................................................................... 24
Ordering Guide .......................................................................... 26