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DS1685E-3+T&R PDF预览

DS1685E-3+T&R

更新时间: 2024-01-14 13:43:52
品牌 Logo 应用领域
美信 - MAXIM 外围集成电路光电二极管时钟
页数 文件大小 规格书
33页 407K
描述
暂无描述

DS1685E-3+T&R 数据手册

 浏览型号DS1685E-3+T&R的Datasheet PDF文件第2页浏览型号DS1685E-3+T&R的Datasheet PDF文件第3页浏览型号DS1685E-3+T&R的Datasheet PDF文件第4页浏览型号DS1685E-3+T&R的Datasheet PDF文件第5页浏览型号DS1685E-3+T&R的Datasheet PDF文件第6页浏览型号DS1685E-3+T&R的Datasheet PDF文件第7页 
DS1685/DS1687  
3V/5V Real-Time Clocks  
www.maxim-ic.com  
FEATURES  
Incorporates Industry-Standard DS1287 PC Clock  
plus Enhanced Features Such as:  
Cꢀ Y2K Compliant  
Cꢀ RAM Clear Input  
Cꢀ +3V or +5V Operation  
Cꢀ 64-Bit Silicon Serial Number  
Cꢀ Century Register  
Cꢀ Date Alarm Register  
Cꢀ Power-Control Circuitry Supports System Power-  
Cꢀ Compatible with Existing BIOS for Original  
On from Date/Time Alarm or Key Closure  
DS1287 Functions  
Cꢀ 32kHz Output for Power Management  
Cꢀ Available as Chip (DS1685) or Stand-Alone  
Encapsulated DIP (EDIP) with Embedded  
Battery and Crystal (DS1687)  
Cꢀ Crystal-Select Bit Allows RTC to Operate with  
6pF or 12.5pF Crystal  
Cꢀ Timekeeping Algorithm Includes Leap-Year  
Cꢀ SMI Recovery Stack  
Compensation Valid Through 2099  
Cꢀ 242 Bytes Battery-Backed NV RAM  
Cꢀ Auxiliary Battery Input  
Cꢀ Underwriters Laboratory (UL) Recognized  
APPLICATIONS  
Embedded Systems  
Utility Meters  
PACKAGE DIMENSION  
INFORMATION  
www.maxim-ic.com/DallasPackInfo  
Security Systems  
Network Hubs, Bridges, and Routers  
PIN CONFIGURATIONS  
TOP VIEW  
VCC  
1
2
PWR  
X1  
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
VCC  
1
2
PWR  
N.C.  
N.C.  
AD0  
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
SQW  
VBAUX  
SQW  
VBAUX  
DS1685/  
DS1685S/  
DS1685E  
DS1687  
X2  
3
4
5
3
4
5
AD0  
RCLR  
VBAT  
IRQ  
KS  
RCLR  
N.C.  
IRQ  
KS  
4
3
2
1
28 27 26  
5
6
7
8
25  
AD0  
AD1  
AD2  
AD3  
AD4  
AD5  
N.C.  
RCLR  
AD1  
AD2  
AD3  
AD4  
AD5  
AD6  
AD7  
GND  
24  
23  
VBAT  
AD1  
AD2  
AD3  
AD4  
AD5  
AD6  
AD7  
GND  
DS1685Q  
IRQ  
6
6
22  
21  
20  
19  
KS  
9
RD  
7
7
10  
11  
GND  
WR  
RD  
8
RD  
8
12 13 14 15 16 17 18  
9
GND  
9
N.C.  
10  
11  
12  
WR  
10  
11  
12  
WR  
PLCC  
ALE  
14  
13  
ALE  
14  
13  
CS  
CS  
DIP (0.600”)/  
SO (0.300”)/  
EDIP (740 mil)  
TSSOP (0.173”)  
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 33  
REV: 032604  

DS1685E-3+T&R 替代型号

型号 品牌 替代类型 描述 数据表
DS1685EN-3+T&R MAXIM

完全替代

Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO24, 0.173 INCH, ROHS COMPLIANT, TSSOP-24
DS1685E-3+ MAXIM

完全替代

3V/5V Real-Time Clocks
DS1685E-3 MAXIM

完全替代

3V/5V Real-Time Clocks

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DS1685E-3+T&R DALLAS

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DS1685E-5 ROCHESTER

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DS1685E-5 MAXIM

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DS1685E-5/T&R MAXIM

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DS1685E-5/T&R MAXIM

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DS1685E-5/T&R DALLAS

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