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DS1746W-120IND PDF预览

DS1746W-120IND

更新时间: 2024-01-21 16:57:04
品牌 Logo 应用领域
美信 - MAXIM 计时器或实时时钟微控制器和处理器外围集成电路双倍数据速率
页数 文件大小 规格书
16页 452K
描述
Y2K-Compliant, Nonvolatile Timekeeping RAMs

DS1746W-120IND 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:DIP
包装说明:DIP, DIP32,.6针数:32
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8473.30.11.80Factory Lead Time:6 weeks
风险等级:1.39Is Samacsys:N
最大时钟频率:0.032 MHz外部数据总线宽度:8
信息访问方法:PARALLEL, DIRECT ADDRESS中断能力:N
JESD-30 代码:R-PDIP-T32JESD-609代码:e3
长度:43.053 mm端子数量:32
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:DIP
封装等效代码:DIP32,.6封装形状:RECTANGULAR
封装形式:IN-LINE峰值回流温度(摄氏度):NOT SPECIFIED
电源:3.3 V认证状态:Not Qualified
座面最大高度:10.922 mm子类别:Timers or RTCs
最大供电电压:3.63 V最小供电电压:2.97 V
标称供电电压:3.3 V表面贴装:NO
技术:CMOS温度等级:INDUSTRIAL
端子面层:Matte Tin (Sn)端子形式:THROUGH-HOLE
端子节距:2.54 mm端子位置:DUAL
最短时间:SECONDS处于峰值回流温度下的最长时间:NOT SPECIFIED
易失性:NO宽度:15.24 mm
uPs/uCs/外围集成电路类型:TIMER, REAL TIME CLOCKBase Number Matches:1

DS1746W-120IND 数据手册

 浏览型号DS1746W-120IND的Datasheet PDF文件第2页浏览型号DS1746W-120IND的Datasheet PDF文件第3页浏览型号DS1746W-120IND的Datasheet PDF文件第4页浏览型号DS1746W-120IND的Datasheet PDF文件第5页浏览型号DS1746W-120IND的Datasheet PDF文件第6页浏览型号DS1746W-120IND的Datasheet PDF文件第7页 
19-5503; Rev 3/12  
DS1746/DS1746P  
Y2K-Compliant, Nonvolatile Timekeeping RAMs  
FEATURES  
PIN CONFIGURATIONS  
. Integrated NV SRAM, Real-Time Clock,  
Crystal, Power-Fail Control Circuit, and  
Lithium Energy Source  
TOP VIEW  
N.C.  
A16  
A14  
A12  
A7  
VCC  
A15  
N.C.  
WE  
A13  
A8  
A9  
A11  
OE  
1
32  
31  
Maxim  
DS1746  
2
3
4
. Clock Registers are Accessed Identically to  
the Static RAM. These Registers are Resident  
in the Eight Top RAM Locations.  
. Century Byte Register (i.e., Y2K Compliant)  
. Totally Nonvolatile with Over 10 Years of  
Operation in the Absence of Power  
. BCD-Coded Century, Year, Month, Date,  
Day, Hours, Minutes, and Seconds with  
Automatic Leap Year Compensation Valid  
Up to the Year 2100  
. Battery Voltage-Level Indicator Flag  
. Power-Fail Write Protection Allows for ±10%  
VCC Power Supply Tolerance  
. Lithium Energy Source is Electrically  
Disconnected to Retain Freshness Until  
Power is Applied for the First Time  
. DIP Module Only  
30  
29  
5
6
28  
27  
A6  
A5  
7
8
26  
25  
A4  
A3  
A2  
A1  
9
10  
24  
23  
A10  
CE  
11  
12  
22  
21  
DQ7  
A0  
13  
14  
15  
16  
20  
DQ6  
DQ5  
DQ4  
DQ3  
DQ0  
DQ1  
DQ2  
19  
18  
17  
GND  
Encapsulated DIP  
N.C.  
A15  
A16  
N.C.  
N.C.  
A14  
34  
33  
32  
31  
30  
1
2
3
4
5
6
7
8
9
10  
11  
12  
13  
14  
15  
16  
17  
Maxim  
DS1746P  
Standard JEDEC Byte-Wide 128k x 8 Static  
RAM Pinout  
. PowerCap Module Board Only  
Surface Mountable Package for Direct  
Connection to PowerCap Containing  
Battery and Crystal  
RST  
A13  
A12  
A11  
A10  
A9  
VCC  
29  
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
WE  
OE  
CE  
DQ7  
DQ6  
DQ5  
DQ4  
DQ3  
A8  
A7  
A6  
A5  
A4  
A3  
A2  
A1  
A0  
Replaceable Battery (PowerCap)  
Power-On Reset Output  
Pin-for-Pin Compatible with Other Densities  
of DS174xP Timekeeping RAM  
DQ2  
DQ1  
DQ0  
GND  
X1 GND  
VBAT  
X2  
18  
. Also Available in Industrial Temperature  
Range: -40°C to +85°C  
PowerCap Module Board  
(Uses DS9034PCX+ or DS9034I-PCX+ PowerCap)  
. Underwriters Laboratories (UL) Recognized  
Note: Some revisions of this device may incorporate deviations from published specifications known as errata. Multiple revisions of any device  
may be simultaneously available through various sales channels. For information about device errata, click here: www.maxim-ic.com/errata.  
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DS1746W-120IND 替代型号

型号 品牌 替代类型 描述 数据表
DS1746W-120IND+ MAXIM

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DS1746W-120 MAXIM

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