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X9428WS

更新时间： 2024-02-22 18:37:23
品牌 Logo 应用领域
英特矽尔 - INTERSIL 电位器
页数 文件大小 规格书
20页 349K
描述
Single Digitally Controlled Potentiometer

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X9428WS 技术参数

生命周期：Obsolete包装说明：TSSOP-16
Reach Compliance Code：unknown风险等级：5.69
控制接口：2-WIRE SERIAL转换器类型：DIGITAL POTENTIOMETER
JESD-30 代码：R-PDSO-G16功能数量：1
位置数：64端子数量：16
最高工作温度：125 °C最低工作温度：-55 °C
封装主体材料：PLASTIC/EPOXY封装代码：SOP
封装形状：RECTANGULAR封装形式：SMALL OUTLINE
认证状态：Not Qualified电阻定律：LINEAR
最大电阻器端电压：5.5 V最小电阻器端电压：-5.5 V
标称供电电压：5 V表面贴装：YES
技术：CMOS温度等级：MILITARY
端子形式：GULL WING端子位置：DUAL
标称总电阻：2000 ΩBase Number Matches：1

X9428WS 数据手册

 浏览型号X9428WS的Datasheet PDF文件第2页浏览型号X9428WS的Datasheet PDF文件第3页浏览型号X9428WS的Datasheet PDF文件第4页浏览型号X9428WS的Datasheet PDF文件第5页浏览型号X9428WS的Datasheet PDF文件第6页浏览型号X9428WS的Datasheet PDF文件第7页 
X9428  
®
Low Noise/Low Power/2-Wire Bus  
Data Sheet  
March 8, 2005  
FN8197.0  
DESCRIPTION  
The X9428 integrates  
potentiometers (XDCP) on a monolithic CMOS  
integrated microcircuit.  
Single Digitally Controlled Potentiometer  
(XDCP™)  
a
digitally controlled  
FEATURES  
• Solid state potentiometer  
• 2-wire serial interface  
• Register oriented format  
—Direct Read/Write/Transfer Wiper Position  
—Store as many as Four Positions per  
Potentiometer  
The digitally controlled potentiometer is implemented  
using 63 resistive elements in a series array. Between  
each element are tap points connected to the wiper  
terminal through switches. The position of the wiper on  
the array is controlled by the user through the 2-wire  
bus interface. Each potentiometer has associated with  
it a volatile Wiper Counter Register (WCR) and 4  
nonvolatile Data Registers (DR0:DR3) that can be  
directly written to and read by the user. The contents  
of the WCR controls the position of the wiper on the  
resistor array through the switches. Power-up recalls  
the contents of DR0 to the WCR.  
• Power supplies  
—V  
= 2.7V to 5.5V  
CC  
—V+ = 2.7V to 5.5V  
—V– = -2.7V to -5.5V  
• Low power CMOS  
—Standby current < 1µA  
—Ideal for Battery Operated Applications  
• High reliability  
The XDCP can be used as  
a three-terminal  
—Endurance–100,000 Data Changes per Bit per  
Register  
—Register Data Retention–100 years  
• 4-bytes of nonvolatile memory  
• 10kΩ resistor array  
potentiometer or as a two-terminal variable resistor in  
a wide variety of applications including control,  
parameter adjustments, and signal processing.  
• Resolution: 64 taps each potentiometer  
• SOIC and TSSOP packages  
BLOCK DIAGRAM  
V
V
CC  
SS  
V+  
V–  
R0 R1  
R2 R3  
V /R  
H
H
SCL  
Wiper  
Counter  
Register  
(WCR)  
Interface  
and  
Control  
SDA  
A0  
V /R  
8
L
L
A2  
A3  
Circuitry  
V
/R  
W
Data  
W
WP  
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.  
1
1-888-INTERSIL or 1-888-352-6832 | Intersil (and design) is a registered trademark of Intersil Americas Inc.  
XDCP is a trademark of Intersil Americas Inc. Copyright Intersil Americas Inc. 2005. All Rights Reserved  
All other trademarks mentioned are the property of their respective owners.  
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