参数资料
型号: DS1500WEN+
厂商: Maxim Integrated Products
文件页数: 1/20页
文件大小: 0K
描述: IC RTC Y2KC W/NV CTRL 32-TSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 156
类型: 时钟/日历
特点: 警报器,闰年,NVSRAM,方波输出,监视计时器,Y2K
存储容量: 256B
时间格式: HH:MM:SS(24 小时)
数据格式: YY-MM-DD-dd
接口: 并联
电源电压: 3 V ~ 3.6 V
电压 - 电源,电池: 2.5 V ~ 3.7 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-LFSOP(0.724",18.40mm 宽)
供应商设备封装: 32-TSOP
包装: 托盘
产品目录页面: 1434 (CN2011-ZH PDF)
1 of 20
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.
GENERAL DESCRIPTION
The DS1500 is a full-function, year 2000-compliant
real-time clock/calendar (RTC) with an alarm,
watchdog timer, power-on reset, battery monitors,
256 bytes of on-board nonvolatile (NV) SRAM, NV
control for backing up an external SRAM, and a
32.768kHz output. User access to all registers within
the DS1500 is accomplished with a byte-wide
interface, as shown in Figure 7. The RTC registers
contain century, year, month, date, day, hours,
minutes, and seconds data in 24-hour binary-coded
decimal (BCD) format. Corrections for day of month
and leap year are made automatically.
APPLICATIONS
Remote Systems
Battery-Backed Systems
Telecom Switches
Office Equipment
Consumer Electronics
Pin Configuration and Typical Operating Circuit appear at
end of data sheet.
FEATURES
BCD-Coded Century, Year, Month, Date, Day,
Hours, Minutes, and Seconds with Automatic
Leap-Year Compensation Valid Up to the Year
2100
Programmable Watchdog Timer and RTC
Alarm
Century Register; Y2K-Compliant RTC
Automatic Battery Backup and Write
Protection to External SRAM
+5V or +3.3V Operation
Precision Power-On Reset
Power-Control Circuitry Supports System
Power-On from Date/Day/Time Alarm or Key
Closure
256 Bytes User NV RAM
Auxiliary Battery Input
Accuracy Better than ±1 Minute/Month at
+25°C
Day-of-Week/Date Alarm Register
Battery Voltage-Level Indicator Flags
Optional Industrial Temperature Range: -40°C
to +85°C
ORDERING INFORMATION
PART
TEMP RANGE
VOLTAGE (V)
PIN-PACKAGE
0B
TOP MARK*
DS1500WE+
0°C to +70°C
3.3
32 TSOP
DS1500W
DS1500WEN+
-40°C to +85°C
3.3
32 TSOP
DS1500WN
DS1500YE+
0°C to +70°C
5.0
32 TSOP
DS1500Y
DS1500YEN+
-40°C to +85°C
5.0
32 TSOP
DS1500YN
+Denotes a lead(Pb)-free/RoHS-compliant device.
*A “+” anywhere on the top mark indicates a lead(Pb)-free/RoHS-compliant device. An “N” indicates an industrial temperature range device.
DS1500
Y2K Watchdog RTC with Nonvolatile Control
19-6130; Rev 11/11
相关PDF资料
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相关代理商/技术参数
参数描述
DS1500WEN+ 功能描述:实时时钟 Y2K-Compliant Watchdog RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube
DS1500WN 功能描述:IC RTC Y2KC W/NV CTRL 32-DIP RoHS:否 类别:集成电路 (IC) >> 时钟/计时 - 实时时钟 系列:- 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:- 类型:时钟/日历 特点:警报器,闰年,SRAM 存储容量:- 时间格式:HH:MM:SS(12/24 小时) 数据格式:YY-MM-DD-dd 接口:SPI 电源电压:2 V ~ 5.5 V 电压 - 电源,电池:- 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-WDFN 裸露焊盘 供应商设备封装:8-TDFN EP 包装:管件
DS1500Y 功能描述:IC RTC Y2KC W/NV CTRL 5V 32-DIP RoHS:否 类别:集成电路 (IC) >> 时钟/计时 - 实时时钟 系列:- 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:- 类型:时钟/日历 特点:警报器,闰年,SRAM 存储容量:- 时间格式:HH:MM:SS(12/24 小时) 数据格式:YY-MM-DD-dd 接口:SPI 电源电压:2 V ~ 5.5 V 电压 - 电源,电池:- 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-WDFN 裸露焊盘 供应商设备封装:8-TDFN EP 包装:管件
DS1500YE 功能描述:IC RTC Y2KC W/NV CTRL 5V 32TSOP RoHS:否 类别:集成电路 (IC) >> 时钟/计时 - 实时时钟 系列:- 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:- 类型:时钟/日历 特点:警报器,闰年,SRAM 存储容量:- 时间格式:HH:MM:SS(12/24 小时) 数据格式:YY-MM-DD-dd 接口:SPI 电源电压:2 V ~ 5.5 V 电压 - 电源,电池:- 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-WDFN 裸露焊盘 供应商设备封装:8-TDFN EP 包装:管件
DS1500YE+ 功能描述:实时时钟 Y2K-Compliant Watchdog RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube