TM1990A-F5 iButton Smart TM Card, Contact 1-Wire ID
Prices updated: 14 Oct 2026
Compare prices
| Store | product | Price | View in store |
|---|---|---|---|
 Makers Electronics | TM1990A-F5 iButton Smart TM Card | 45 EGP | View in store |
Price history
Lowest daily price, last 90 days
Lowest price recorded: 45 EGP
About this product
The TM1990A-F5 is a contact-based 1-Wire identification device in the iButton smart TM card form factor. It holds a unique 64-bit code and is used for electronic key systems, access control, equipment identification and user authentication. A compatible iButton reader reads the code by touch contact.
Specifications
- Interface
- 1-Wire
- Unique ID
- 64-bit
- Type
- Contact iButton smart TM card
- Applications
- Electronic keys, access control, equipment ID, user authentication
Frequently asked questions
What is the price of TM1990A-F5 iButton Smart TM Card, Contact 1-Wire ID in Egypt?
TM1990A-F5 iButton Smart TM Card, Contact 1-Wire ID currently costs 45 EGP in Egypt.
Where can I buy TM1990A-F5 iButton Smart TM Card, Contact 1-Wire ID in Egypt?
TM1990A-F5 iButton Smart TM Card, Contact 1-Wire ID is available from Makers Electronics. Compare the offers above to find the best price.
What reader do I need for this card?
You need a contact-type iButton or 1-Wire touch reader. The card must touch the reader's contacts to be read; RFID and NFC readers do not work with it.
How can a microcontroller read the card ID?
Connect the 1-Wire data line to a GPIO pin with a pull-up resistor (commonly 4.7 kΩ), then use a 1-Wire library such as OneWire to read the 64-bit ID.
