TM1990A - F5 Magnetic Dallas Ibutton Key Fob / Keyfob For Patrol Guard System

Brand Name:ANG
Certification:CE,SGS,ISO,RoHs
Model Number:AI-TM12143
Minimum Order Quantity:100 pieces
Delivery Time:2~15 days
Payment Terms:L/C, T/T, Western Union, MoneyGram
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Location: Shenzhen Guangdong China
Address: Room421, Fuquan Bldg A, Qingquan Road, Longhua District, Shenzhen,China 518109
Supplier`s last login times: within 1 hours
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Product Details

TM1990A - F5 Magnetic Dallas Ibutton Key Fob / Keyfob For Patrol Guard System


The electric key contains a chip with a globally unique and unchangeable serial number, so each person can be assigned their own unique key. With this technology you can implement a simple, efficient and cost effective access system for your home or business.

The iButtons have an advae over conventional smart cards in term of durability and longevity. The stainless steel casing gives iButton a far greater ability to survive in a range of temperatures -- all versions are functional from -40 C to +70 C -- and in a much harsher range of environments (such as exposure to salt water and long term exposure to physical impacts) than the plastic smart card. For e-commerce and personal ID usage, iButtons can be mounted on a range of personal accessories: watch, ring, key chain, or dog tag.

Among the major successes for the iButton have been its use in many countries as an e-purse for the mass transit system; for parking meters; and as Blue Mailbox attachments that improve postal efficiency.


ItemTM Card
MaterialABS , Stainless Steel
Sizeibutton size: 17.35mm*5.89mm
ColorRed, green, blue, yellow, black, etc
Working Temperature(-40 ~ +85) degree
Read-Write MethodContact
Memory64 bits
ID numberEngraved
ChipRW1990A, RW1990B, DS1990A, TM1990-F5
ApplicationIntelligent Community, Postal Service, Railway St, etc.

Technical Details


· Signal transmission via 1-Wire

· Serial number: Worldwide unique and unchanging with 64-bit

· Data transfer rate: 16.3 kbit / s

· Temperature range: -40 ° C to 85 ° C

· Operating voltage: 2.8 V to 6 V

· Based on iButton Technology

· Type TM1990A-F5


Advaes of iButton Devices:


When developing an iButton solution for an application, you can consider many complementary technologies. Bar codes, RFID tags, magnetic stripe, proximity and smart cards are some of the possibilities. Unlike bar codes and magnetic stripe cards, most of the iButton devices can be read AND be written to. In addition, the communication rate and product breadth of iButton devices go well beyond the simple memory products typically available with RFID. As for durability, the thin plastic of smart cards is no match for the strength of the stainless-steel-clad iButton device.



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TM1990A - F5 Magnetic Dallas Ibutton Key Fob / Keyfob For Patrol Guard System

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