Ibutton Ds1973 Eeprom 4k Bits F3+ Itytarg

Precio por una unidad

Datasheet

SPECIAL FEATURES

- 4096 bits Electrically Erasable Programmable
Read Only Memory (EEPROM)

- Overdrive mode boosts communication speed
to 142kbps

- 256-bit scratchpad ensures integrity of data
transfer

- Memory partitioned into 256-bit pages for
packetizing data

- Reduces control, address, data and power to a
single data pin

- 8-bit family code specifies DS1973
communication requirements to reader

- Reads and writes over a wide voltage range of
2.8V to 6.0V from -40°C to +85°C

COMMON iButton FEATURES

 Unique, factory-lasered and tested 64-bit
registration number (8-bit family code +
48-bit serial number + 8-bit CRC tester)
assures absolute identity because no two
parts are alike

Multidrop controller for MicroLAN

Digital identification and information by
momentary contact

Chip-based data carrier compactly stores
information

Data can be accessed while affixed to object

Economically communicates to bus master
with a single digital signal at 16.3kbps

Standard 16mm diameter and 1-Wire®
protocol ensure compatibility with iButton®
family

Button shape is self-aligning with cupshaped probes

Durable stainless steel case engraved with
registration number withstands harsh
environments

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