DS1746 - Y2K-Compliant / Nonvolatile Timekeeping RAMs

Product Overview

Dallas

Datasheet Details

Part number	DS1746
Manufacturer	Dallas
File Size	224.33 KB
Description	Y2K-Compliant / Nonvolatile Timekeeping RAMs
Datasheet	DS1746 Datasheet
Additional preview pages of the DS1746 datasheet.

Product details

Description

A0 A16 CE OE WE VCC GND DQ0 DQ7 NC RST Address Input Chip Enable Output Enable Write Enable Power Supply Input Ground Data Input/Output No Connection Power on Reset Output (Power Cap Module board only) Crystal Connection Battery Connection X1, X2 VBAT ORDERING INFORMATION DS1746P (5V) blank P (3.3V) blank 32-pin DIP Module P 34-pin PowerCap Module board

Features

Integrated NV SRAM, real time clock, crystal, power-fail control circuit and lithium energy source Clock registers are accessed identical to the static RAM. These registers are resident in the eight top RAM locations. Century byte register; ie. , Y2K compliant Totally nonvolatile with over 10 years of operation in the absence of power BCD coded century, year, month, date, day, hours, minutes, and seconds with automatic leap year compensation valid up to the year 2100 Battery voltage level indicat.

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Published: Aug 15, 2005 |