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CAT5269UI-00 PDF预览

CAT5269UI-00

更新时间: 2024-02-13 02:49:41
品牌 Logo 应用领域
CATALYST 光电二极管转换器电阻器
页数 文件大小 规格书
15页 134K
描述
Digital Potentiometer, 2 Func, 100000ohm, 2-wire Serial Control Interface, 256 Positions, PDSO24, TSSOP-24

CAT5269UI-00 技术参数

是否Rohs认证: 不符合生命周期:Transferred
零件包装代码:TSSOP包装说明:TSSOP, TSSOP24,.25
针数:24Reach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.2其他特性:NONVOLATILE MEMORY
控制接口:2-WIRE SERIAL转换器类型:DIGITAL POTENTIOMETER
JESD-30 代码:R-PDSO-G24JESD-609代码:e0
长度:7.8 mm湿度敏感等级:1
功能数量:2位置数:256
端子数量:24最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:TSSOP封装等效代码:TSSOP24,.25
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
峰值回流温度(摄氏度):240电源:3/5 V
认证状态:Not Qualified电阻定律:LINEAR
最大电阻容差:20%最大电阻器端电压:5 V
最小电阻器端电压:座面最大高度:1.1 mm
子类别:Digital Potentiometers标称供电电压:5 V
表面贴装:YES标称温度系数:300 ppm/ °C
温度等级:INDUSTRIAL端子面层:Tin/Lead (Sn/Pb)
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
标称总电阻:100000 Ω宽度:4.4 mm
Base Number Matches:1

CAT5269UI-00 数据手册

 浏览型号CAT5269UI-00的Datasheet PDF文件第2页浏览型号CAT5269UI-00的Datasheet PDF文件第3页浏览型号CAT5269UI-00的Datasheet PDF文件第4页浏览型号CAT5269UI-00的Datasheet PDF文件第5页浏览型号CAT5269UI-00的Datasheet PDF文件第6页浏览型号CAT5269UI-00的Datasheet PDF文件第7页 
E
CAT5269  
Dual Digitally Programmable Potentiometers (DPP™)  
with 256 Taps and 2-wire Interface  
TM  
FEATURES  
Two linear taper digitally programmable poten-  
Automatic recall of saved wiper settings at  
tiometers  
power up  
256 resistor taps per potentiometer  
End to end resistance 50kor 100kΩ  
2.5 to 6.0 volt operation  
Standby current less than 1 µA  
1,000,000 nonvolatile WRITE cycles  
100 year nonvolatile memory data retention  
24-lead SOIC and TSSOP packages  
Industrial temperature range  
Potentiometer control and memory access via  
2-wire interface (I2C like)  
Low wiper resistance, typically 100Ω  
Nonvolatile memory storage for up to four  
wiper settings for each potentiometer  
DESCRIPTION  
The CAT5269 is two digitally programmable  
potentiometers (DPPs™) integrated with control logic  
and 18 bytes of NVRAM memory. Each DPP consists of  
a series of resistive elements connected between two  
externallyaccessibleendpoints.Thetappointsbetween  
each resistive element are connected to the wiper  
outputs with CMOS switches. A separate 8-bit control  
register (WCR) independently controls the wiper tap  
switches for each DPP. Associated with each wiper  
control register are four 8-bit non-volatile memory data  
registers (DR) used for storing up to four wiper settings.  
Writing to the wiper control register or any of the  
non-volatile data registers is via a 2-wire serial bus. On  
power-up, the contents of the first data register (DR0)  
for each of the four potentiometers is automatically  
loaded into its respective wiper control registers.  
The CAT5269 can be used as a potentiometer or as a  
two terminal, variable resistor. It is intended for circuit  
level or system level adjustments in a wide variety of  
applications.Itisavailableinthe-40˚Cto8Cindustrial  
operating temperature range and offered in a 24-lead  
SOIC and TSSOP packages.  
FUNCTIONAL DIAGRAM  
PIN CONFIGURATION  
SOIC Package (J, W)  
TSSOP Package (U, Y)  
R
R
H1  
H0  
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
14  
13  
1
NC  
A0  
A3  
2
SCL  
NC  
3
NC  
NC  
NC  
NC  
WIPER  
CONTROL  
REGISTERS  
SCL  
SDA  
2-WIRE BUS  
INTERFACE  
4
NC  
R
R
W0  
W1  
5
NC  
6
NC  
CAT  
5269  
7
V
GND  
CC  
WP  
8
R
R
R
R
W1  
H1  
L1  
L0  
9
R
R
H0  
A0  
A1  
A2  
A3  
10  
11  
12  
NONVOLATILE  
DATA  
REGISTERS  
W0  
A2  
CONTROL  
LOGIC  
A1  
WP  
SDA  
R
R
L1  
L0  
© 2004 by Catalyst Semiconductor, Inc.  
Characteristics subject to change without notice  
Document No. 2123, Rev. B  
1

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