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| 型号： | AD5259BRMZ5-R7 |
| 厂商： | ANALOG DEVICES INC |
| 元件分类： | 数字电位计 |
| 英文描述： | 18 Bit, 1.25MSPS Single Channel Delta-Sigma ADC Single with FIFO 64-HTQFP -40 to 105 |
| 中文描述： | 5K DIGITAL POTENTIOMETER, 2-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PDSO10 |
| 封装： | 3 X 4.90 MM, 1.10 MM HEIGHT, LEAD FREE, MO-187BA, MSOP-10 |
| 文件页数： | 2/24页 |
| 文件大小： | 1039K |
| 代理商： | AD5259BRMZ5-R7 |
AD5259
TABLE OF CONTENTS
Specifications.....................................................................................3
Rev. A | Page 2 of 24
Electrical Characteristics.............................................................3
Timing Characteristics ................................................................5
Absolute Maximum Ratings............................................................6
ESD Caution..................................................................................6
Pin Configuration and Function Descriptions.............................7
Typical Performance Characteristics.............................................8
Test Circuits.....................................................................................13
Theory of Operation......................................................................14
Programming the Variable Resistor.........................................14
Programming the Potentiometer Divider...............................14
I
2
C-Compatible Interface...............................................................15
Writing.........................................................................................15
Storing/Restoring .......................................................................15
Reading........................................................................................15
I
2
C-Compatible Format................................................................. 16
Generic Interface........................................................................ 16
Write Modes................................................................................ 16
Read Modes................................................................................. 17
Store/Restore Modes.................................................................. 17
Tolerance Readback Modes ...................................................... 18
ESD Protection of Digital Pins and Resistor Terminals........ 19
Power-Up Sequence................................................................... 19
Layout and Power Supply Bypassing....................................... 19
Multiple Devices on One Bus................................................... 19
Evaluation Board........................................................................ 19
Display Applications...................................................................... 20
Circuitry...................................................................................... 20
Outline Dimensions....................................................................... 21
Ordering Guide .......................................................................... 21
REVISION HISTORY
7/05 — Rev. 0 to Rev. A
Added 10-Lead LFCSP.......................................................Universal
Changes to Features Section and
General Description Section........................................................... 1
Changes to Table 1............................................................................ 3
Changes to Table 2 and Added Figure 4........................................ 5
Changes to Table 4............................................................................ 7
Changes to Figure 27 Caption.......................................................11
Changes to Theory of Operation Section....................................14
Changes to I
2
C-Compatible Interface Section............................15
Changes to Table 5..........................................................................16
Changes to Multiple Devices on One Bus Section.....................19
Updated Figure 49 Caption...........................................................21
Changes to Ordering Guide..........................................................21
2/05 — Revision 0: Initial Version
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