Y2K-Compliant Watchdog Real-Time Clocks

GENERAL DESCRIPTION The DS1501/DS1511 are full-function, year 2000-compliant real-time clock/calendars (RTCs) with an RTC alarm, watchdog timer, power-on reset, battery monitors, 256 bytes NV SRAM, and a 32.768kHz output. User access to all registers within the DS1501/DS1511 is accomplished wit

文件：277.64 Kbytes 页数：21 Pages

Maxim

美信

Y2K-Compliant Watchdog Real-Time Clocks

GENERAL DESCRIPTION The DS1501/DS1511 are full-function, year 2000-compliant real-time clock/calendars (RTCs) with an RTC alarm, watchdog timer, power-on reset, battery monitors, 256 bytes NV SRAM, and a 32.768kHz output. User access to all registers within the DS1501/DS1511 is accomplished wi

文件：265.13 Kbytes 页数：20 Pages

Dallas

Y2K-Compliant Watchdog Real-Time Clocks

文件：448.8 Kbytes 页数：22 Pages

Maxim

美信

Y2K兼容、看门狗实时时钟

DS1501/DS1511为完备的、2000年兼容的、实时时钟/日历(RTC)，具有RTC报警、看门狗定时器、上电复位、电池监控、256字节非易失(NV) SRAM以及一个32.768kHz的频率输出。用户访问DS1501/DS1511中所有寄存器都通过完整数据资料中的图8所示的字节宽度接口来实现。RTC寄存器采用24小时二进制编码的十进制(BCD)格式，包含世纪、年、月、日、星期、时、分、秒等数据。对于每月天数及闰年的修正均自动完成。\n\n • BCD编码的世纪、年、月、日、星期、时、分、秒，且具有自动闰年补偿至2100年 \n• 可编程的看门狗定时器及RTC报警\n• 世纪寄存器、与Y2K兼容的RTC \n• 工作电压为+3.3 (W)或+5V (Y)\n• 精确的上电复位 \n• 电源控制电路通过日期/星期/时间报警或按键闭合信号，唤醒系统上电\n• 256字节电池备份SRAM\n• 备份电池输入 \n• +25°C时，DS1511的精度大于±1分/月 \n• 星期几/日期报警寄存器 \n• 晶振选择位允许RTC利用6pF或12.6pF的晶振工作(DS1501) \n• 电池电压高低指示标志 \n• 提供芯片(DS1501)或;

ADI

亚德诺

100 Watt DC-DC Converters

Wide input voltage ranges from 8...385 V DC 1 or 2 isolated outputs up to 48 VDC 4 kV AC I/O electric strengh test voltage • Rugged electrical and mechanical design • Fully isolated outputs • Operating ambient temperature range –40...71°C with convection cooling

文件：147.39 Kbytes 页数：4 Pages

POWER-ONE

Y2K-Compliant Watchdog Real-Time Clocks

GENERAL DESCRIPTION The DS1501/DS1511 are full-function, year 2000-compliant real-time clock/calendars (RTCs) with an RTC alarm, watchdog timer, power-on reset, battery monitors, 256 bytes NV SRAM, and a 32.768kHz output. User access to all registers within the DS1501/DS1511 is accomplished wi

文件：265.13 Kbytes 页数：20 Pages

Dallas

Y2K-Compliant Watchdog Real-Time Clocks

GENERAL DESCRIPTION The DS1501/DS1511 are full-function, year 2000-compliant real-time clock/calendars (RTCs) with an RTC alarm, watchdog timer, power-on reset, battery monitors, 256 bytes NV SRAM, and a 32.768kHz output. User access to all registers within the DS1501/DS1511 is accomplished wit

文件：277.64 Kbytes 页数：21 Pages

Maxim

美信

Y2K-Compliant Watchdog Real-Time Clocks

GENERAL DESCRIPTION The DS1501/DS1511 are full-function, year 2000-compliant real-time clock/calendars (RTCs) with an RTC alarm, watchdog timer, power-on reset, battery monitors, 256 bytes NV SRAM, and a 32.768kHz output. User access to all registers within the DS1501/DS1511 is accomplished wit

文件：277.64 Kbytes 页数：21 Pages

Maxim

美信

Y2K-Compliant Watchdog Real-Time Clocks

GENERAL DESCRIPTION The DS1501/DS1511 are full-function, year 2000-compliant real-time clock/calendars (RTCs) with an RTC alarm, watchdog timer, power-on reset, battery monitors, 256 bytes NV SRAM, and a 32.768kHz output. User access to all registers within the DS1501/DS1511 is accomplished wit

文件：277.64 Kbytes 页数：21 Pages

Maxim

美信

Y2K-Compliant Watchdog Real-Time Clocks

GENERAL DESCRIPTION The DS1501/DS1511 are full-function, year 2000-compliant real-time clock/calendars (RTCs) with an RTC alarm, watchdog timer, power-on reset, battery monitors, 256 bytes NV SRAM, and a 32.768kHz output. User access to all registers within the DS1501/DS1511 is accomplished wit

文件：277.64 Kbytes 页数：21 Pages

Maxim

美信