DS1693 - (DS1689 / DS1693) 3-Volt/5-Volt Serialized Real-Time Clock

Product Overview

Dallas Semiconductor

Datasheet Details

Part number	DS1693
Manufacturer	Dallas Semiconductor
File Size	375.24 KB
Description	(DS1689 / DS1693) 3-Volt/5-Volt Serialized Real-Time Clock
Datasheet	DS1693 Datasheet
Note	This datasheet PDF includes multiple part numbers: DS1693, DS1689. Please refer to the document for exact specifications by model.
Additional preview pages of the DS1693 datasheet.

Product details

Description

X1 X2 RCLR AD0-AD7 PWR KS CS ALE WR RD VCCO IRQ ORDERING INFORMATION PART # DS1689S DS1689SN DS1693 DESCRIPTION RTC IC, 28-pin SOIC RTC IC, 28-pin SOIC IND RTC Module; 28-pin DIP SQW VCCI GND VBAT VBAUX PSEL CEI CEO - Crystal Input - Crystal Output - RAM Clear Input - Mux’ed Address/Data Bus - Power-on Interrupt Output (Open drain) - Kickstart Input - RTC Chip Select Input - RTC Address Strobe - RTC Write Data Strobe - RTC Read Data Strobe - RAM Power Supply Output - Interrupt Request Outp

Features

Incorporates industry standard DS1287 PC clock plus enhanced features:.
+3- or +5V operation.
64-bit silicon serial number.
64-bit customer specific ROM or additional serial number available.
Power control circuitry supports system power-on from date/time alarm or key closure.
Automatic battery backup and write protection to external SRAM.
Crystal select bit allows RTC to operate with 6 pF or 12.5 pF crystal.
114 bytes user NV RAM.
Auxiliary battery input.

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Other Datasheets by Dallas Semiconductor

DS1691 - (DS1688 / DS1691) 3 Volt/5 Volt Serialized Real Time Clock
DS1608 - EconoRAM Time Chip
DS1670 - Portable System Controller
DS1672 - Low Voltage Serial Timekeeping Chip
DS1673 - Portable System Controller
DS1677 - Portable System Controller

Published: Apr 3, 2008 |