Product Summary

The DS1971/F5 is a rugged read/write data carrier that identifies and stores relevant information about the product or person to which it is attached. It consists of a factory-lasered registration number that includes a unique 48-bit serial number, an 8-bit CRC, and an 8-bit Family Code (14H) plus 256 bits of EEPROM.

Features

Features: (1)256-bit Electrically Erasable Programmable Read Only Memory(EEPROM) communicates with the economy of one signal plus ground; (2)EEPROM organized as one 256-bit page; (3)64-bit one-time programmable application register is automatically write-protected after programming; (4)Reduces control, address, data, power, and programming signals to a single data pin; (5)8-bit family code specifies DS1971 communications requirements to reader; (6)Reads and writes over a wide voltage range of 2.8V to 6.0V from -40℃ to +85℃.

Diagrams

DS19540-40P/RING70
DS19540-40P/RING70

Maxim Integrated Products

iButton Accessories

Data Sheet

Negotiable 
DS19540-40P/RING75
DS19540-40P/RING75

Maxim Integrated Products

iButton Accessories

Data Sheet

Negotiable 
DS19540-40P/RING80
DS19540-40P/RING80

Maxim Integrated Products

iButton Accessories

Data Sheet

Negotiable 
DS1954-41C/RING115
DS1954-41C/RING115

Maxim Integrated Products

iButton Accessories

Data Sheet

Negotiable 
DS19540-40P/RING85
DS19540-40P/RING85

Maxim Integrated Products

iButton Accessories

Data Sheet

Negotiable 
DS1954-41C/RING135
DS1954-41C/RING135

Maxim Integrated Products

iButton Accessories

Data Sheet

Negotiable