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DS1994 - 4kb Plus Time Memory iButton

General Description

The DS1994 Memory iButton is a rugged read/write data carrier that acts as a localized database, easily accessible with minimal hardware.

Key Features

  • 4096 bits of Read/Write Nonvolatile Memory.
  • 256-bit Scratchpad Ensures Integrity of Data Transfer.
  • Memory Partitioned into 256-bit Pages for Packetizing Data www. DataSheet4U. com.
  • Data Integrity Assured with Strict Read/Write Protocols.
  • Contains Real-Time Clock/Calendar in Binary Format.
  • Interval Timer Can Automatically Accumulate Time When Power is Applied.
  • Programmable Cycle Counter can Accumulate the Number of System PowerOn/Off Cycles.
  • Programmable Alarms Ca.

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Datasheet Details

Part number DS1994
Manufacturer Dallas Semiconductor
File Size 302.28 KB
Description 4kb Plus Time Memory iButton
Datasheet download datasheet DS1994 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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DS1994 4kb Plus Time Memory iButton www.iButton.com SPECIAL FEATURES 4096 bits of Read/Write Nonvolatile Memory § 256-bit Scratchpad Ensures Integrity of Data Transfer § Memory Partitioned into 256-bit Pages for Packetizing Data www.DataSheet4U.