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DS1743W-120IND PDF预览

DS1743W-120IND

更新时间: 2024-01-21 13:45:26
品牌 Logo 应用领域
美信 - MAXIM 时钟双倍数据速率外围集成电路
页数 文件大小 规格书
16页 292K
描述
Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, EDIP MODULE-28

DS1743W-120IND 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:MODULE包装说明:EDIP MODULE-28
针数:28Reach Compliance Code:not_compliant
ECCN代码:EAR99HTS代码:8473.30.11.80
风险等级:5.73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:NJESD-30 代码:R-XDMA-P28
JESD-609代码:e0长度:38.225 mm
端子数量:28计时器数量:
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:UNSPECIFIED封装代码:QIP
封装等效代码:DIP28,.6封装形状:RECTANGULAR
封装形式:MICROELECTRONIC ASSEMBLY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:10.67 mm子类别:Timer or RTC
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:Tin/Lead (Sn/Pb)端子形式:PIN/PEG
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

DS1743W-120IND 数据手册

 浏览型号DS1743W-120IND的Datasheet PDF文件第2页浏览型号DS1743W-120IND的Datasheet PDF文件第3页浏览型号DS1743W-120IND的Datasheet PDF文件第4页浏览型号DS1743W-120IND的Datasheet PDF文件第5页浏览型号DS1743W-120IND的Datasheet PDF文件第6页浏览型号DS1743W-120IND的Datasheet PDF文件第7页 
DS1743/DS1743P  
Y2K-Compliant, Nonvolatile Timekeeping  
RAMs  
www.maxim-ic.com  
FEATURES  
PIN CONFIGURATIONS  
CꢀIntegrated NV SRAM, Real-Time Clock,  
Crystal, Power-Fail Control Circuit, and  
Lithium Energy Source  
TOP VIEW  
N.C.  
A12  
A7  
1
2
3
4
5
6
7
8
9
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
VCC  
WE  
DS1743  
CꢀClock Registers are Accessed Identically to  
the Static RAM. These Registers Reside in  
the Eight Top RAM Locations.  
CE2  
A6  
A8  
A5  
A9  
A4  
A11  
OE  
CꢀCentury Byte Register  
A3  
CꢀTotally Nonvolatile with Over 10 Years of  
Operation in the Absence of Power  
CꢀBCD-Coded Century, Year, Month, Date,  
Day, Hours, Minutes, and Seconds with  
Automatic Leap Year Compensation Valid  
through 2099  
A2  
A10  
A1  
CE  
A0  
10  
11  
12  
13  
14  
DQ7  
DQ6  
DQ5  
DQ4  
DQ3  
DQ0  
DQ1  
DQ2  
GND  
28-Pin Encapsulated Package  
(28 PIN 740)  
CꢀLow-Battery-Voltage Level Indicator Flag  
CꢀPower-Fail Write Protection Allows for ±10%  
VCC Power-Supply Tolerance  
CꢀLithium Energy Source is Electrically  
Disconnected to Retain Freshness Until  
Power is Applied for the First Time  
CꢀDIP Module Only  
N.C.  
N.C.  
N.C.  
34  
1
2
3
N.C.  
N.C.  
N.C.  
DS1743P  
33  
32  
31  
30  
29  
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
N.C.  
A12  
A11  
A10  
A9  
4
5
6
7
8
9
RST  
VCC  
WE  
OE  
Standard JEDEC Bytewide 8k x 8 Static  
RAM Pinout  
CE  
A8  
DQ7  
A7  
A6  
A5  
A4  
A3  
A2  
A1  
A0  
10  
11  
12  
13  
14  
15  
16  
17  
DQ6  
DQ5  
DQ4  
DQ3  
DQ2  
DQ1  
DQ0  
GND  
CꢀPowerCapModule Board Only  
Surface-Mountable Package for Direct  
Connection to PowerCap Containing  
Battery and Crystal  
GND VBAT  
X1  
X2  
Replaceable Battery (PowerCap)  
Power-On Reset Output  
34-Pin PowerCap Module Board  
(Uses DS9034PCX PowerCap)  
Pin-for-Pin Compatible with Other Densities  
of DS174XP Timekeeping RAM  
Cꢀ Underwriters Laboratory (UL) Recognized to  
Prevent Charging of the Internal Lithium  
Battery  
PowerCap is a registered trademark of Dallas Semiconductor.  
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.  
1 of 16  
REV: 122104  

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