DS1992 - Dallas Semiconductor

DS1992 (DS1992 / DS1993) 1kbit/4kbit Memory iButtonTM DS1994 4-kbit Plus Time Memory iButtonTM

The DS1992/DS1993 memory iButtons (hereafter referred to as DS199_) are rugged read/write data carriers that act as a localized database, easily accessible with minimal hardware. The nonvolatile memory and optional timekeeping capability offer a simple solution to storing and retrieving vital information pertaining to the object to which the iButton is attac.

Features

4096 bits of Read/Write Nonvolatile Memory (DS1993) § 1024 bits of Read/Write Nonvolatile Memory (DS1992) § 256-bit Scratchpad Ensures Integrity of Data www.DataSheet4U.com Transfer § Memory Partitioned into 256-bit Pages for Packetizing Data § Data Integrity Assured with Strict Read/Write Protocols § Operating Temperature Range from -40°C to +70°C § Over 10 years of data retention § § § § Easily Affixed with Self-Stick Adhesive Backing, Latched by its Flange, or Locked with a Ring Pressed onto its Rim Presence Detector Acknowledges When Reader First Applies Voltage Meets UL#913 (4th Edit.);.