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AD5280BRUZ20 其他数据使用手册 - ADI（亚德诺）
制造商:
ADI（亚德诺）
分类:
数字电位器
封装:
TSSOP-14
描述:
ANALOG DEVICES AD5280BRUZ20 易失性数字电位器, 20 kohm, 单, I2C, ± 30%, 4.5 V
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AD5280BRUZ20数据手册
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AN-1291 Application Note
Rev. A | Page 2 of 18
TABLE OF CONTENTS
Introduction ...................................................................................... 1
Revision History ............................................................................... 2
Digital Potentiometer FAQs by Category ...................................... 3
General FAQs ................................................................................ 3
FAQs About Digital Potentiometers with EEPROM Memory .... 7
Circuit References ............................................................................. 8
Audio .............................................................................................. 8
Interfacing ................................................................................... 10
Gain .............................................................................................. 12
LED Driver .................................................................................. 13
Voltage to Current Conversion ................................................. 14
Filtering ........................................................................................ 15
Other Usage Examples ............................................................... 17
REVISION HISTORY
3/15—Rev. 0 to Rev. A
Updated Layout ................................................................... Universal
Changes to Introduction Section .................................................... 1
Changes to General FAQs Section ................................................. 3
Changes to FAQs About Digital Potentiometers with EEPROM
Memory Section ................................................................................ 7
Changed Applications Information Section to Circuit
References Section ............................................................................ 8
Changes to Audio Section and Figure 8 ........................................ 8
Changes to Figure 9 and Audio Volume Control Section ........... 9
Changes to Figure 11, Interfacing Section, and LCD Panel
V
COM
Adjustment Section .............................................................. 10
Changes to Manual Control with Rotary Encoder Section ...... 11
Changes to Multiple Devices on One I
2
C Bus Section, Level
Shifting for Bidirectional Interface Section, and Gain Section ....... 12
Changes to Linear Gain Setting Mode Section ........................... 13
Deleted Bipolar Programmable Gain Amplifier Section, Figure 18,
and Table 3; Renumbered Sequentially........................................ 13
Changed Voltage to Current Conversion: Programmable Current
Source Section to Programmable Current Source Section ....... 14
Changes to Programmable Current Source Section and
Figure 21 .......................................................................................... 14
Changed Voltage to Current Conversion: Programmable
Bidirectional Current Source Section to Programmable
Bidirectional Current Source Section .......................................... 15
Changes to Programmable Bidirectional Current Source Section
and Programmable Low-Pass Filter Section ............................... 15
Changes to Programmable State Variable Filter Section and
Figure 24 .......................................................................................... 16
Changed Miscellaneous Section to Other Usage Examples
Sec tion .............................................................................................. 17
Changes to Programmable Oscillator Section ............................ 17
5/14—Revision 0: Initial Version
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