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DS1747-70IND+ PDF预览

DS1747-70IND+

更新时间: 2024-01-13 22:54:48
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光电二极管双倍数据速率
页数 文件大小 规格书
16页 573K
描述
Y2K-Compliant, Nonvolatile Timekeeping RAMs

DS1747-70IND+ 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:9 weeks
风险等级:5.13Is 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
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: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):260电源:5 V
认证状态:Not Qualified座面最大高度:10.922 mm
子类别:Timer or RTC最大供电电压:5.5 V
最小供电电压:4.5 V标称供电电压:5 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 mmuPs/uCs/外围集成电路类型:TIMER, REAL TIME CLOCK
Base Number Matches:1

DS1747-70IND+ 数据手册

 浏览型号DS1747-70IND+的Datasheet PDF文件第2页浏览型号DS1747-70IND+的Datasheet PDF文件第3页浏览型号DS1747-70IND+的Datasheet PDF文件第4页浏览型号DS1747-70IND+的Datasheet PDF文件第5页浏览型号DS1747-70IND+的Datasheet PDF文件第6页浏览型号DS1747-70IND+的Datasheet PDF文件第7页 
19-5504; Rev 3/12  
DS1747/DS1747P  
Y2K-Compliant, Nonvolatile Timekeeping RAMs  
FEATURES  
PIN CONFIGURATIONS  
. Integrated NV SRAM, Real-Time Clock  
(RTC), Crystal, Power-Fail Control  
Circuit, and Lithium Energy Source  
TOP VIEW  
A18  
VCC  
A15  
A17  
WE  
A13  
A8  
A9  
A11  
OE  
1
32  
31  
A16  
A14  
A12  
A7  
Maxim  
DS1747  
2
3
4
. Clock Registers are Accessed Identically to  
the Static RAM. These Registers are  
30  
29  
Resident in the Eight Top RAM Locations  
5
6
28  
27  
A6  
A5  
A4  
A3  
. Century Byte Register (Y2K Compliant)  
7
8
26  
25  
. Totally Nonvolatile with Over 10 Years of  
9
10  
24  
23  
Operation in the Absence of Power  
A10  
CE  
A2  
A1  
11  
12  
22  
21  
. BCD-Coded Century, Year, Month, Date,  
Day, Hours, Minutes, and Seconds with  
Automatic Leap Year Compensation Valid  
Up to the Year 2100  
DQ7  
DQ6  
A0  
13  
14  
15  
16  
20  
19  
18  
17  
DQ0  
DQ1  
DQ2  
DQ5  
DQ4  
DQ3  
. Battery Voltage-Level Indicator Flag  
GND  
. Power-Fail Write Protection Allows for  
Encapsulated DIP  
(512k x 8)  
±10% VCC Power-Supply Tolerance  
. Lithium Energy Source is Electrically  
Disconnected to Retain Freshness Until  
Power is Applied for the First Time  
A18  
A17  
A14  
N.C.  
A15  
A16  
RST  
VCC  
34  
33  
32  
31  
30  
29  
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
1
Maxim  
DS1747P  
2
3
. DIP Module Only:  
A13  
A12  
A11  
A10  
A9  
4
5
Standard JEDEC Byte-Wide 512k x 8 Static  
6
WE  
7
RAM Pinout  
OE  
8
CE  
A8  
9
DQ7  
. PowerCap Module Board Only:  
Surface-Mountable Package for Direct  
Connection to PowerCap Containing  
Battery and Crystal  
A7  
A6  
A5  
A4  
A3  
A2  
A1  
A0  
10  
11  
12  
13  
14  
15  
16  
17  
DQ6  
DQ5  
DQ4  
DQ3  
DQ2  
DQ1  
DQ0  
GND  
VBAT  
X1  
GND  
X2  
Replaceable Battery (PowerCap)  
Power-On Reset Output  
Pin-for-Pin Compatible with Other Densities  
of DS174xP Timekeeping RAM  
PowerCap Module Board  
(Uses DS9034PCX+ or DS9034I-PCX+ PowerCap)  
. Also Available in Industrial Temperature  
Range: -40°C to +85°C  
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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DS1747-70IND+ 替代型号

型号 品牌 替代类型 描述 数据表
DS1747-70 MAXIM

完全替代

Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1747-70IND MAXIM

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Y2K-Compliant, Nonvolatile Timekeeping RAMs
DS1747-70+ MAXIM

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