Ibutton ds1990a is an electronic identification device packaged in a coin-shaped stainless steel container. Touch memory is accessed when a touch probe comes into contact with a memory button. Read and/or write operations between the probe and memory chip are performed with just a momentary contact.
chip ibutton are ideal for any application where information needs to be carried with you or with you. Attached to a keychain, watch or ring, an iButton authorizes its owner to enter buildings, use computers, instruments and transportation equipment, among other things. iButton can be attached to the tool bag (work tote) to measure the whole process such as manufacturing, product delivery and maintenance work to improve work efficiency. There are versions of the ibutton tag that store electronic cash in small transactions such as transit systems, parking charges, and vending machines. iButtons can also serve as electronic asset tags, storing the information needed to track valuable equipment assets.
The iButton DS1990A is a compact electronic identification device, encapsulated in a coin-shaped stainless steel casing. It serves as an identity or item identification label, representing a person's identity, a location, or the name of a device. The chip inside the TM card (or TM information button) has a unique encoding that allows it to form a one-to-one correspondence with people, locations, and devices. This design ensures absolute traceability of the device and the accuracy of identity recognition. The iButton key integrated circuit chip is sealed within a stainless steel shell, which is waterproof, shockproof, corrosion-resistant, long-lasting, and requires no wiring. The TM card is a passive device that draws energy from the read/write device to read information. The read time of the DS1990A can be completed within 5 milliseconds, ensuring efficient data interaction. Digital recognition can be achieved through momentary contact, making it suitable for rapid identity verification and data logging. The TM card can be used within a temperature range of -40℃ to +85℃.
High-quality raw materials, high strength, high toughness, good anti-aging
High-quality stainless steel material is beautiful and durable
Excellent waterproof, moisture-proof and shock-proof performance, suitable for harsh environments
| Ibutton ds1990a | |
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ABS + Stainless Steel |
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-40 ~ +85 degree |
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Read-Write Method |
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64 bits |
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DS1990A-F5/TM1990A-F5 |
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Intelligent Community, Postal Service, Railway St, etc,Access control attendance. |
Number of reads and writes:1.5 billion times or more
Mean failure:Normal use 1/100,000 times
Manufacturer serial number:The only 64-digit number in the world
storage capacity:8Kbits RAM
System logic:64-bit password protection
Working temperature:-40 ℃-+85 ℃
Reading times> 350,000 times
Service life >20 years
TM card size :16.25mm×5.89mm
Product weight :2.5g
100pcs/box,5000pcs/ctn
GW:24KG
JingZhou Syntek Smart Technology Co.,Ltd established in 2006,which are specialized in ibutton tag.
More than 15 years of product design, R&D, production and sales experience, more than 15 years of export service quality assurance
Ibutton, TM1990A-F5(DS1990A-F5)/RW1990 is one of our main products
Monthly sales exceed 1,000,000pcs,ibutton product peripheral accessories are complete.
TM1990A-F5 Ibutton smart card is fully compatible with Ibutton DS1990A-F5.
1.Q:who are we?
A:We are based in Hunan, China, start from 2006,sell to Eastern Europe(35.00%),Domestic Market(20.00%),Western Europe(15.00%),North America(10.00%),South America(10.00%),Oceania(10.00%). There are total about 101-200 people in our office.
2.Q:how can we guarantee quality?
A:Always a pre-production sample before mass production;Always final Inspection before shipment;
3.Q: How can we guarantee quality?
A: Always a pre-production sample before mass production;
4.Q: What is the service life of the DS1990A iButton?
A: The DS1990A iButton has a very robust design for both its casing and internal circuitry. Its stainless steel casing can withstand harsh environments, and the registration number is factory-engraved, which means it will not be lost due to wear and tear. Therefore, it has a long service life under normal operating conditions.
5.Q: Are there any alternatives to the DS1990A iButton?
A: Yes, there are some alternatives to the DS1990A iButton, such as the DS1920, DS1972, DS1982, and DS1991. These alternatives are similar to the DS1990A in terms of functionality and performance, but they may differ in packaging or application scenarios.
Hot Tags: ibutton DS1990A, China, manufacturers, suppliers, factory, customized, cheap, low price, free sample
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