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DS17285S-5 PDF预览

DS17285S-5

更新时间: 2024-01-11 17:43:13
品牌 Logo 应用领域
达拉斯 - DALLAS 时钟
页数 文件大小 规格书
38页 408K
描述
3V/5V Real-Time Clock

DS17285S-5 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:SOIC
包装说明:SO-24针数:24
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:10 weeks
风险等级:5.1Is 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, MUXED BUS中断能力:Y
JESD-30 代码:R-PDSO-G24JESD-609代码:e3
长度:17.9 mm湿度敏感等级:1
端子数量:24计时器数量:1
最高工作温度:70 °C最低工作温度:
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装等效代码:SOP24,.4封装形状:RECTANGULAR
封装形式:SMALL OUTLINE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:2.68 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:YES
技术:CMOS温度等级:COMMERCIAL
端子面层:Matte Tin (Sn)端子形式:GULL WING
端子节距:1.27 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:YES宽度:7.5 mm
uPs/uCs/外围集成电路类型:TIMER, REAL TIME CLOCKBase Number Matches:1

DS17285S-5 数据手册

 浏览型号DS17285S-5的Datasheet PDF文件第2页浏览型号DS17285S-5的Datasheet PDF文件第3页浏览型号DS17285S-5的Datasheet PDF文件第4页浏览型号DS17285S-5的Datasheet PDF文件第5页浏览型号DS17285S-5的Datasheet PDF文件第6页浏览型号DS17285S-5的Datasheet PDF文件第7页 
DS17285/DS17287  
3V/5V Real-Time Clock  
www.maxim-ic.com  
FEATURES  
PIN ASSIGNMENT  
Incorporates industry standard DS1287 PC clock  
plus enhanced features:  
1
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
14  
13  
VCC  
PWR  
X1  
SQW  
2
3
4
5
6
7
8
9
10  
C Y2K compliant  
VBAUX  
X2  
C +3V or +5V operation  
RCLR  
VBAT  
IRQ  
AD0  
AD1  
AD2  
AD3  
AD4  
AD5  
AD6  
AD7  
C SMI recovery stack  
C 64-bit silicon serial number  
C Power-control circuitry supports system  
power-on from date/time alarm or key  
closure  
KS  
RD  
GND  
WR  
ALE  
11  
12  
C 32kHz output on power-up  
C Crystal select bit allows RTC to operate with  
6pF or 12.5pF crystal  
CS  
GND  
DS17285 24-Pin DIP  
DS17285S 24-Pin SO  
C 114 bytes user NV RAM  
C Auxiliary battery input  
1
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
14  
13  
VCC  
PWR  
C 2kB additional NV RAM  
C RAM clear input  
NC  
NC  
SQW  
2
3
4
5
6
7
8
9
10  
VBAUX  
C Century register  
RCLR  
AD0  
AD1  
AD2  
AD3  
AD4  
AD5  
AD6  
AD7  
NC  
C Date alarm register  
IRQ  
KS  
C Compatible with existing BIOS for original  
DS1287 functions  
RD  
C Available as chip (DS17285) or standalone  
module with embedded battery and crystal  
(DS17287)  
NC  
WR  
ALE  
11  
12  
CS  
GND  
C Timekeeping algorithm includes leap-year  
compensation valid up to 2100  
C Underwriters Laboratory (UL) recognized  
DS17287 24-Pin  
Encapsulated Package  
TYPICAL OPERATING CIRCUIT  
IRQ  
VBAT  
RCLR  
VBAUX  
SQW  
VCC  
VCC  
PWR  
X1  
1
2
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
KS  
RD  
3
GND  
WR  
4
5
ALE  
CS  
6
7
GND  
GND  
AD7  
AD6  
NC  
8
9
X2  
10  
11  
12  
13  
14  
NC  
ADO  
AD1  
AD5  
AD4  
AD3  
AD2  
DS17285E 28-Pin TSOP  
1 of 38  
050802  

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