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参数资料
| 型号： | AD5255BRU25-RL7 |
| 厂商： | ANALOG DEVICES INC |
| 元件分类： | 数字电位计 |
| 英文描述： | 3-Channel Digital Potentiometer with Nonvolatile Memory |
| 中文描述： | TRIPLE 25K DIGITAL POTENTIOMETER, INCREMENT/DECREMENT CONTROL INTERFACE, 512 POSITIONS, PDSO24 |
| 封装： | MO-153AD, TSSOP-24 |
| 文件页数： | 2/20页 |
| 文件大小： | 626K |
| 代理商： | AD5255BRU25-RL7 |
AD5255
TABLE OF CONTENTS
Electrical Characteristics.................................................................3
Rev. 0 | Page 2 of 20
Electrical Characteristics.................................................................5
Absolute Maximum Ratings............................................................6
ESD Caution..................................................................................6
Pin Configuration and Function Descriptions.............................7
Typical Performance Characteristics.............................................8
Interface Descriptions....................................................................10
I
2
C Interface ................................................................................10
EEPROM Interface.....................................................................11
RDAC I
2
C Interface....................................................................12
Theory of Operation......................................................................15
Linear Increment and Decrement Commands......................15
Logarithmic Taper Mode Adjustment (
±
6 dB/step)..............15
Using Additional Internal Nonvolatile EEPROM..................16
Digital Input/Output Configuration........................................ 16
Multiple Devices on One Bus................................................... 16
Level Shift for Bidirectional Communication........................ 16
Terminal Voltage Operation Range ......................................... 16
Power-Up Sequence................................................................... 17
Layout and Power Supply Biasing............................................ 17
RDAC Structure.......................................................................... 17
Calculating the Programmable Resistance............................. 17
Programming the Potentiometer Divider............................... 18
Applications..................................................................................... 19
Laser Diode Driver (LDD) Calibration................................... 19
Outline Dimensions....................................................................... 20
Ordering Guide .......................................................................... 20
REVISION HISTORY
7/04—Revision 0: Initial Version
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| AD5255BRU25 | 3-Channel Digital Potentiometer with Nonvolatile Memory |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| AD5255BRUZ25 | 制造商:Analog Devices 功能描述:Digital Potentiometer 512POS 25KOhm Triple 24-Pin TSSOP 制造商:Analog Devices 功能描述:DGTL POTENTIOMETER 512POS 25KOHM TRIPLE 24TSSOP - Rail/Tube 制造商:Analog Devices 功能描述:DIGIPOT I2C NV MEMORY 5K SMD 5255 |
| AD5255BRUZ250 | 制造商:Analog Devices 功能描述:Digital Potentiometer 512POS 250KOhm Triple 24-Pin TSSOP 制造商:Analog Devices 功能描述:DGTL POTENTIOMETER 512POS 250KOHM TRIPLE 24TSSOP - Rail/Tube 制造商:Analog Devices 功能描述:DIGIPOT I2C NV MEMORY 250K 5255 |
| AD52579 | 制造商:Analog Devices 功能描述: |
| AD5258 | 制造商:AD 制造商全称:Analog Devices 功能描述:Nonvolatile, I2C-Compatible 64-Position, Digital Potentiometer |
| AD5258BRMZ1 | 功能描述:IC POT DGTL I2C1K 64P 10MSOP RoHS:是 类别:集成电路 (IC) >> 数据采集 - 数字电位器 系列:- 标准包装:3,300 系列:WiperLock™ 接片:257 电阻（欧姆）:100k 电路数:1 温度系数:标准值 150 ppm/°C 存储器类型:易失 接口:3 线 SPI（芯片选择） 电源电压:1.8 V ~ 5.5 V 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:8-VDFN 裸露焊盘 供应商设备封装:8-DFN-EP（3x3） 包装:带卷 (TR) |
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