Access Control iButton Key Fob – Dallas DS1990A-F5 Touch Memory ID Key

Access Control iButton Key Fob – Dallas DS1990A-F5 Touch Memory ID Key

Product Short Description:

Dallas DS1990A-F5 iButton TM key fob with unique 64-bit ID, stainless-steel housing, and long lifecycle. Ideal for access control, attendance, parking, and vending systems.

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Product Description

Access Control iButton Key Fob – Dallas DS1990A-F5 Touch Memory ID Key


1. Introduction: Secure iButton TM Card for Access Control

The Dallas DS1990A-F5 iButton Key Fob is a widely used contact-based electronic identification device for access control, attendance systems, and parking management. Built with a stainless-steel shell and plastic holder, it provides durability, security, and convenience for everyday use in residential, commercial, and industrial facilities.


2. What is a TM iButton Key?

A TM (Touch Memory) iButton is a 1-Wire contact electronic key. Each device comes with a unique 64-bit factory-lasered serial number, making it impossible to duplicate. Users simply touch the metal surface to a reader, and the system instantly verifies their identity.


3. Key Features

  1. Unique Digital ID – Each key fob has a permanent, factory-set 64-bit code.

  2. Durable Stainless-Steel Housing – Resistant to impact, moisture, and dust.

  3. Compact & Portable – Key fob design with holder for keychains.

  4. Long Lifecycle – Supports 100,000+ read/write cycles.

  5. Wide Compatibility – Works with Dallas iButton TM readers and access systems.


4. Technical Specifications

Parameter Details
Model Dallas DS1990A-F5 iButton
Technology 1-Wire contact-based Touch Memory
Housing Stainless steel with plastic key fob
ID Code Unique 64-bit factory-lasered serial
Lifecycle 100,000+ read/write operations
Operating Temp -40°C to +85°C
Applications Access control, attendance, parking, vending, secure ID systems

 

5. Advantages

  • Non-duplicable ID – enhances security.

  • Strong stainless-steel housing – suitable for outdoor/industrial use.

  • Compact key fob design – easy to carry.

  • Cost-effective and widely adopted – compatible with many systems.


6. Applications

  • Residential & Office Access – door entry and secure facilities.

  • Parking Lots – vehicle access control.

  • Attendance Systems – employee check-in/out.

  • Vending & Payment Machines – secure authentication.

  • Industrial Equipment – operator authorization.


7. Customization Options

  • Fob color customization.

  • Logo or serial number printing.

  • Bulk supply packaging options.


8. Installation & Use

  1. Register the iButton ID into your access system.

  2. Attach the fob to a keychain for convenience.

  3. Touch the metal contact to the reader for instant verification.


9. FAQ

Q1: Can the DS1990A-F5 be cloned?
No, each has a permanent, unique ID code.

Q2: Is it waterproof?
Yes, the stainless-steel shell is moisture-resistant.

Q3: What readers are compatible?
Works with all Dallas iButton TM readers and 1-Wire compatible systems.


10. Conclusion

The Dallas DS1990A-F5 TM iButton Key Fob is a secure, durable, and cost-effective access solution. With its unique digital ID, stainless-steel build, and compatibility with global access control systems, it is the trusted choice for residential, commercial, and industrial security applications.

Product Description

Access Control iButton Key Fob – Dallas DS1990A-F5 Touch Memory ID Key


1. Introduction: Secure iButton TM Card for Access Control

The Dallas DS1990A-F5 iButton Key Fob is a widely used contact-based electronic identification device for access control, attendance systems, and parking management. Built with a stainless-steel shell and plastic holder, it provides durability, security, and convenience for everyday use in residential, commercial, and industrial facilities.


2. What is a TM iButton Key?

A TM (Touch Memory) iButton is a 1-Wire contact electronic key. Each device comes with a unique 64-bit factory-lasered serial number, making it impossible to duplicate. Users simply touch the metal surface to a reader, and the system instantly verifies their identity.


3. Key Features

  1. Unique Digital ID – Each key fob has a permanent, factory-set 64-bit code.

  2. Durable Stainless-Steel Housing – Resistant to impact, moisture, and dust.

  3. Compact & Portable – Key fob design with holder for keychains.

  4. Long Lifecycle – Supports 100,000+ read/write cycles.

  5. Wide Compatibility – Works with Dallas iButton TM readers and access systems.


4. Technical Specifications

Parameter Details
Model Dallas DS1990A-F5 iButton
Technology 1-Wire contact-based Touch Memory
Housing Stainless steel with plastic key fob
ID Code Unique 64-bit factory-lasered serial
Lifecycle 100,000+ read/write operations
Operating Temp -40°C to +85°C
Applications Access control, attendance, parking, vending, secure ID systems

 

5. Advantages

  • Non-duplicable ID – enhances security.

  • Strong stainless-steel housing – suitable for outdoor/industrial use.

  • Compact key fob design – easy to carry.

  • Cost-effective and widely adopted – compatible with many systems.


6. Applications

  • Residential & Office Access – door entry and secure facilities.

  • Parking Lots – vehicle access control.

  • Attendance Systems – employee check-in/out.

  • Vending & Payment Machines – secure authentication.

  • Industrial Equipment – operator authorization.


7. Customization Options

  • Fob color customization.

  • Logo or serial number printing.

  • Bulk supply packaging options.


8. Installation & Use

  1. Register the iButton ID into your access system.

  2. Attach the fob to a keychain for convenience.

  3. Touch the metal contact to the reader for instant verification.


9. FAQ

Q1: Can the DS1990A-F5 be cloned?
No, each has a permanent, unique ID code.

Q2: Is it waterproof?
Yes, the stainless-steel shell is moisture-resistant.

Q3: What readers are compatible?
Works with all Dallas iButton TM readers and 1-Wire compatible systems.


10. Conclusion

The Dallas DS1990A-F5 TM iButton Key Fob is a secure, durable, and cost-effective access solution. With its unique digital ID, stainless-steel build, and compatibility with global access control systems, it is the trusted choice for residential, commercial, and industrial security applications.

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