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DS1691 Datasheet

(ds1688 / Ds1691) 3 Volt/5 Volt Serialized Real Time Clock

Manufacturer: Dallas Semiconductor

This datasheet includes multiple variants, all published together in a single manufacturer document.

Datasheet Details

Part number DS1691
Manufacturer Dallas Semiconductor
File Size 68.74 KB
Description (DS1688 / DS1691) 3 Volt/5 Volt Serialized Real Time Clock
Datasheet DS1691 DS1688 Datasheet (PDF)

DS1691 Overview

X1 X2 RCLR AD0-AD7 PWR KS CS ALE WR RD VCCO Crystal Input Crystal Output RAM Clear Input Mux’ed Address/Data Bus Power on Interrupt Output Kickstart Input RTC Chip Select Input RTC Address Strobe RTC Write Data Strobe RTC Read Data Strobe RAM Power Supply Output Timekeeping algorithm includes leap year pensation valid up to 2100 ORDERING INFORMATION PART # DS1688 DS1688S DS1691 DESCRIPTION RTC Chip, 28 pin DIP RTC...

DS1691 Key Features

  • 64-bit Silicon serial number
  • 64-bit
  • Automatic
  • Crystal select bit allows RTC to operate with 6 pF or
  • 114 bytes user NVRAM
  • Auxiliary battery input
  • RAM clear input
  • Century register
  • 32 KHz output for power management
  • 32-bit VCC powered elapsed time counter

DS1691 Distributor