TI BQ3285ES

时钟/日历警报器，夏令时，闰年，NVSRAM，方波输出242B

Overview

The CMOS bq3285 is a low-power microprocessor peripheral providing a time-of-day clock and 100-year calendar with alarm features and battery operation. Other features include three maskable interrupt sources, square wave output, and 114 bytes of general nonvolatile storage.

The bq3285 is a fully compatible real-time clock for IBM AT compatible computers and other applications. The only external components are a 32.768kHz crystal and a backup battery.

Features

Tube Package
24-SOIC (0.295, 7.50mm Width) package
24 terminations
24 pin count
5V power supplies
Be maintained at 5V for high efficiency.

Surface Mount Mounting Type

Applications

There are a lot of Texas Instruments
BQ3285ES Real Time Clocks applications.

• Digital still camera
• Digital video camera
• Printers
• Copy machines
• Mobile equipment
• Battery powered devices
• Printers and copiers
• Electronic metering
• Digital cameras
• White goods