Real-Time Clock

General Description The DS12885, DS12887, and DS12C887 real-time clocks (RTCs) are designed to be direct replacements for the DS1285 and DS1287. The devices provide a real-time clock/calendar, one time-of-day alarm, three maskable interrupts with a common interrupt output, a programmable square w

文件：361.41 Kbytes 页数：22 Pages

Maxim

美信

Real-Time Clocks

文件：268.46 Kbytes 页数：22 Pages

Maxim

美信

Package：24-DIP 模块（0.600"，15.24mm）；包装：管件 类别：集成电路（IC） 实时时钟 描述：IC RTC CLK/CALENDAR PAR 24-EDIP

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亚德诺

Real Time Clock

DESCRIPTION The DS12C887 Real Time Clock plus RAM is designed as a direct upgrade replacement for the DS12887 in existing IBM compatible personal computers to add hardware year 2000 compliance. A century byte was added to memory location 50, 32h, as called out by the PC AT specification. A lithiu

文件：193.93 Kbytes 页数：19 Pages

Dallas

Real Time Clock

DESCRIPTION The DS12C887 Real Time Clock plus RAM is designed as a direct upgrade replacement for the DS12887 in existing IBM compatible personal computers to add hardware year 2000 compliance. A century byte was added to memory location 50, 32h, as called out by the PC AT specification. A lithiu

文件：193.93 Kbytes 页数：19 Pages

Dallas

Real-Time Clock

General Description The DS12885, DS12887, and DS12C887 real-time clocks (RTCs) are designed to be direct replacements for the DS1285 and DS1287. The devices provide a real-time clock/calendar, one time-of-day alarm, three maskable interrupts with a common interrupt output, a programmable square w

文件：361.41 Kbytes 页数：22 Pages

Maxim

美信