DS1985 Datasheet (Dallas Semiconductor) - 16-kbit Add-Only iButton

DS1985, 16-kbit Add-Only iButton

The DS1985 16-kbit Add-Only iButton is a rugged read/write data carrier that identifies and stores relevant information about the product or person to which it is attached.

This information can be accessed with minimal hardware, for example a single port pin of a microcontroller.The DS1985 consists

DS1985 Features

* 16384 bits Electrically Programmable Read Only Memory (EPROM) communicates with the economy of one signal plus ground

* EPROM partitioned into sixty-four 256-bit www.DataSheet4U.com pages for randomly accessing packetized data records

* Each memory page can be permanently write-protected to