256 Bit Ds1971-F5 512kb Ibutton And Smart Cards

IButton Ds1971-F5 512kb Smart Card touch memory card

SPECIAL FEATURES

The TM1971-F5 wish 256-bit Electrically Erasable Programmable
Read Only Memory (EEPROM)
communicates with the economy of one
signal plus ground
EEPROM organized as one 256-bit page
64-bit one-time programmable application
register is automatically write-protected after
programming
Reduces control, address, data, power, and
programming signals to a single data pin
8-bit family code specifies DS1971
communications 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 traceability 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

  Zhongshan Jiean Electronic Technology Co., Ltd. was founded in 2000, the company is located in Xiaolan Town, Zhongshan City, Guangdong Province, is a professional commitment to intelligent lock research and development, production, sales, service in one of the high-tech enterprises.

  The company's main products: smart door lock, electronic lock, hotel lock, apartment lock, cabinet lock, smart card, lock cylinder, lock body and other products. It owns more than 50 patents on the core technologies such as product appearance structure and electronic circuit module. Superior geographical environment and rich industrial chain promote the rapid and steady development of SELockey. Its products are sold well at home and abroad, and are well recognized and praised by peers and customers.

     Company strength

• National high and new technology enterprise
• The world has 284 million consumers are using SELOCKEY
• 4062 global distribution agent, including a total of 594 overseas
• Electronic, circuit, module and other more than 50 core technology patents
• Close cooperation between multiple factories
• Our products are exported to more than 20 countries, such as USA, UK, Germany, Spain, Russia, Turkey, Brazil, India, Vietnam, Philippines, Portugal, Thailand, Malaysia, Singapore, etc
• It takes 45 working days for the lock god to produce each lock. The lock is made in strict accordance with the international lock making process of MIN. We dare not cut corners or reduce procedures. A good lock, from the material preparation to the warehouse, the production time is 2 times of the ordinary intelligent lock.