China Smart WIFI Door Lock manufacturer

Ds1990a-F5 IButton Smart Card

Product Details:
Place of Origin: China
Brand Name: Selockey
Certification: rosh
Model Number: TM1990A-F5
Payment & Shipping Terms:
Minimum Order Quantity: 50000
Price: 1
Packaging Details: 10000pcs 53*39*27cm 26.5kg
Payment Terms: T/T

Detail Information

Product: Ds1990a-F5 IButton Smart Card Feature: Low-cost Electronic Key For Access Control
Operating Temperature Range: -40°C To +85°C FEATURES: Unique, Factory-lasered And Tested 64-bit
High Light:

Ds1990a-F5 IButton Smart Card

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Ds1990a-F5 Office Biometric Locks

Product Description

iButton ds1990a-f5 congtact information button smart card touch memory

 

TM1990A SPECIAL FEATURES


•TM1990A is fully compatible with DS1990A, DS1990R and i1990A
• Unique 48–bit serial number
• Low-cost electronic key for access control
• 8-bit CRC for checking data integrity
• Can be read in less than 5 ms
•Operating temperature range of -40°C to +85°C

 


COMMON INFORMATION BUTTON FEATURES
•Unique, factory-lasered and tested 64-bit
•Multi-drop controller for Micro LAN.
•Digital identification by momentary contact.
•Chip-based data carrier compactly stores information.
•Data can be accessed while affixed to an object.
•Economically communicates to bus master with a single digital signal at 16.3k bits per second.
•Standard 16 mm diameter and 1-Wire protocol ensure compatibility with INFORMATION BUTTON 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

 

Ds1990a-F5 IButton Smart Card 0

 

Ds1990a-F5 IButton Smart Card 1Ds1990a-F5 IButton Smart Card 2

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