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DS1689SN+T&R-W PDF预览

DS1689SN+T&R-W

更新时间: 2024-11-13 15:42:55
品牌 Logo 应用领域
美信 - MAXIM 光电二极管外围集成电路
页数 文件大小 规格书
36页 594K
描述
Real Time Clock, 1 Timer(s), CMOS, PDSO28, 0.330 INCH, ROHS COMPLIANT, SOIC-28

DS1689SN+T&R-W 技术参数

是否Rohs认证: 符合生命周期:Obsolete
包装说明:0.330 INCH, ROHS COMPLIANT, SOIC-28Reach Compliance Code:compliant
风险等级:5.72其他特性:ALSO OPERATES AT 5 V TYP SUPPLY
外部数据总线宽度:8信息访问方法:PARALLEL, MUXED BUS
JESD-30 代码:R-PDSO-G28长度:18.1 mm
端子数量:28计时器数量:1
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:SOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):NOT SPECIFIED座面最大高度:3.05 mm
最大供电电压:4 V最小供电电压:2.7 V
标称供电电压:3 V表面贴装:YES
技术:CMOS温度等级:INDUSTRIAL
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:8.565 mmuPs/uCs/外围集成电路类型:TIMER, REAL TIME CLOCK
Base Number Matches:1

DS1689SN+T&R-W 数据手册

 浏览型号DS1689SN+T&R-W的Datasheet PDF文件第2页浏览型号DS1689SN+T&R-W的Datasheet PDF文件第3页浏览型号DS1689SN+T&R-W的Datasheet PDF文件第4页浏览型号DS1689SN+T&R-W的Datasheet PDF文件第5页浏览型号DS1689SN+T&R-W的Datasheet PDF文件第6页浏览型号DS1689SN+T&R-W的Datasheet PDF文件第7页 
DS1689/DS1693  
3V/5V Serialized Real-Time Clocks  
with NV RAM Control  
www.maxim-ic.com  
FEATURES  
Incorporates Industry Standard DS1287 PC  
Clock Plus Enhanced Features:  
RAM Clear Input  
Century Register  
+3V or +5V Operation  
32kHz Output for Power Management  
32-Bit VCC Powered Elapsed Time Counter  
32-Bit VBAT Powered Elapsed Time Counter  
16-Bit Power Cycle Counter  
64-Bit Silicon Serial Number  
64-Bit Customer Specific ROM or  
Additional Serial Number Available  
Power Control Circuitry Supports System  
Power-On from Date/Time Alarm or Key  
Closure  
Compatible with Existing BIOS for Original  
DS1287 Functions  
Available as IC (DS1689) or Stand-Alone  
Module with Embedded Battery and Crystal  
(DS1693)  
Automatic Battery Backup and Write  
Protection to External SRAM  
Crystal Select Bit Allows RTC to Operate  
with 6pF or 12.5pF Crystal  
Available in Industrial Temperature  
Version  
114 Bytes User NV RAM  
Timekeeping Algorithm Includes Leap Year  
Compensation Valid Up to 2100  
Auxiliary Battery Input  
PIN CONFIGURATIONS  
VBAUX  
N.C.  
N.C.  
RCLR  
AD0  
AD1  
AD2  
AD3  
AD4  
AD5  
AD6  
AD7  
PWR  
1
28  
27  
CEI  
VBAUX  
1
28  
27  
CEI  
2
3
4
CEO  
X1  
2
3
4
CEO  
VCCI  
26  
25  
26  
25  
X2  
VCCI  
VCCO  
VCCO  
RCLR  
5
6
24  
23  
SQW  
5
6
24  
23  
AD0  
SQW  
N.C.  
VBAT  
AD1  
7
8
22  
21  
IRQ  
7
8
22  
21  
AD2  
AD3  
IRQ  
PSEL  
PSEL  
9
20  
19  
RD  
9
20  
19  
AD4  
AD5  
AD6  
RD  
10  
N.C.  
10  
GND  
11  
18  
WR  
11  
18  
WR  
12  
17  
ALE  
12  
17  
ALE  
CS  
AD7  
PWR  
GND  
13  
14  
16  
15  
CS  
KS  
13  
14  
16  
15  
GND  
KS  
Encapsulated DIP  
(740 Mils)  
SO  
(330 Mils)  
ORDERING INFORMATION  
PART  
TEMP RANGE  
0°C to +70°C  
0°C to +70°C  
-40°C to +85°C  
-40°C to +85°C  
0°C to +70°C  
0°C to +70°C  
-40°C to +85°C  
-40°C to +85°C  
0°C to +70°C  
VOLTAGE (V) PIN-PACKAGE  
TOP MARK*  
DS1689S  
DS1689S  
DS1689S  
DS1689S  
DS1689S  
DS1689S  
DS1689S  
DS1689S  
DS1693  
DS1689S  
3 to 5  
3 to 5  
3 to 5  
3 to 5  
3 to 5  
3 to 5  
3 to 5  
3 to 5  
3 to 5  
28 SO (0.330)  
28 SO (0.330)  
28 SO (0.330)  
28 SO (0.330)  
28 SO (0.330)/Tape & Reel  
28 SO (0.330)/Tape & Reel  
28 SO (0.330)/Tape & Reel  
28 SO (0.330)/Tape & Reel  
28 EDIP (0.740)  
DS1689S+  
DS1689SN  
DS1689SN+  
DS1689S/T&R  
DS1689S+T&R  
DS1689SN/T&R  
DS1689SN+T&R  
DS1693  
+ Denotes a lead-free/RoHS-compliant device.  
* A “+” anywhere on the top mark denotes a lead-free/RoHS-compliant device. An “N” denotes an industrial temperature device.  
1 of 36  
REV: 112105  

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