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  • The ST25TA02K device is an NFC tag IC.

    It embeds an EEPROM memory, and can be operated from a 13.56 MHz RFID reader or an NFC phone.
    The ST25TA02K is an NFC Forum Type 4 Tag; it communicates using the ISO/IEC 14443 Type A protocol.

    Key Features

    • Contactless interface
      • NFC Forum Type 4 Tag, certified by the NFC Forum
      • ISO/IEC 14443 Type A
      • 106 kbps data rate
      • Internal tuning capacitance: 50 pF
    • Memory
      • 256-byte (2-kbit) EEPROM
      • Supports NDEF data structure
      • Data retention: 200 years
      • Endurance: 1 million erase-write cycles
      • Reads up to 255 bytes in a single command
      • Writes up to 54 bytes in a single command
      • Chaining capability
      • 7-byte unique identifier (UID)
      • 128-bit passwords protection
      • 20-bit event counter with anti-tearing

Sample & Buy

Part Number
Package
Packing Type
Temperature (°C) Marketing Status
Budgetary Price (US$)*
Quantity
ECCN (US)
More info
Order from Distributors
Order from ST
min
max
ST25TA02K-AC6F5 75UM GOLD BUMPED DICE Not Applicable - -
NRND
- - EAR99
MORE INFO

Country of Origin:

-

No availability of distributors reported, please contact our sales office
ST25TA02K-AC6G5 GOLD BUMPED DICE Not Applicable - -
NRND
0.12 10000 EAR99
MORE INFO

Country of Origin:

-

No availability of distributors reported, please contact our sales office

ST25TA02K-AC6F5

Package

75UM GOLD BUMPED DICE

Packing Type

Not Applicable

Unit Price (US$)

*

Operating Temperature (°C)

(min)

-

(max)

-

Marketing Status

NRND

Unit Price (US$)

-

Quantity

-

ECCN (US)

EAR99

Country of Origin

-

ST25TA02K-AC6G5

Package

GOLD BUMPED DICE

Packing Type

Not Applicable

Unit Price (US$)

0.12*

Operating Temperature (°C)

(min)

-

(max)

-

Marketing Status

NRND

Unit Price (US$)

0.12

Quantity

10000

ECCN (US)

EAR99

Country of Origin

-

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors

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ST25T & ST25DV-I2C read range evaluation with ST25R3911B reader - Finding the best antenna configuration for your NFC/RFID application

Related Applications

Factory Automation

Embedded Software

    • Part Number

      Application executable of the "NFC Tap" Android app for ST25 product family

      Application executable of the "NFC Tap" iOS app for ST25 product family

      Windows® PC software for ISO15693, ISO14443-A/B, NFC and industrial readers

      Software Development Kit for ST25 Tags and Dynamic Tags

Evaluation Tools

    • Part Number

      Evaluation board for ST25TA series

      The ST25-TAG-BAG-A contains six different items based on ST25TA02K and ST25TA64K, two NFC Forum Type 4 Tag ICs with, respectively, 2- and 64-Kbit EEPROM

      The ST25-TAG-BAG-E contains eight different items based on ST25TA02K and ST25TA64K, two NFC Forum Type 4 Tag ICs with, respectively, 2-Kbit and 64-Kbit EEPROM

00 Files selected for download

Technical Documentation

    • Description Version Size Action
      DS11023
      NFC Forum Type 4 Tag IC with 2-Kbit EEPROM
      4.0
      785.31 KB
      PDF
      DS11023

      NFC Forum Type 4 Tag IC with 2-Kbit EEPROM

    • Description Version Size Action
      AN2866
      How to design a 13.56 MHz customized antenna for ST25 NFC / RFID Tags
      3.0
      615.85 KB
      PDF
      AN5115
      Migrating from ST25TAxxx/xxx-x to ST25TAxxxB/xxxB-x
      1.0
      288.22 KB
      PDF
      AN2866

      How to design a 13.56 MHz customized antenna for ST25 NFC / RFID Tags

      AN5115

      Migrating from ST25TAxxx/xxx-x to ST25TAxxxB/xxxB-x

    • Description Version Size Action
      TA0358
      Developing supply chain confidence with TruST25™ digital signature in RFID/NFC tags
      1.0
      1,021.17 KB
      PDF
      TA0358

      Developing supply chain confidence with TruST25™ digital signature in RFID/NFC tags

Presentations & Training Material

    • Description Version Size Action
      ST25TA NFC Tags Product Presentation 1.0
      1.49 MB
      PDF

      ST25TA NFC Tags Product Presentation

Publications and Collaterals

    • Description Version Size Action
      NFC /RFID tags ST25TA series 1.0
      1.3 MB
      PDF

      NFC /RFID tags ST25TA series

    • Description Version Size Action
      NFC solutions from ST 1.0
      3.53 MB
      PDF

      NFC solutions from ST

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
ST25TA02K-AC6F5
NRND
75UM GOLD BUMPED DICE Industrial N/A
ST25TA02K-AC6G5
NRND
GOLD BUMPED DICE Industrial N/A

ST25TA02K-AC6F5

Package:

75UM GOLD BUMPED DICE

Material Declaration**:

Marketing Status

NRND

Package

75UM GOLD BUMPED DICE

Grade

Industrial

RoHS Compliance Grade

N/A

ST25TA02K-AC6G5

Package:

GOLD BUMPED DICE

Material Declaration**:

PDF XML

Marketing Status

NRND

Package

GOLD BUMPED DICE

Grade

Industrial

RoHS Compliance Grade

N/A

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.

Step 1: Purchase Discovery kit, Nucleo board or Evaluation board

CLOUD-ST25TA02KB

Evaluation board for ST25TA series

ST25-TAG-BAG-A

The ST25-TAG-BAG-A contains six different items based on ST25TA02K and ST25TA64K, two NFC Forum Type 4 Tag ICs with, respectively, 2- and 64-Kbit EEPROM

ST25-TAG-BAG-E

The ST25-TAG-BAG-E contains eight different items based on ST25TA02K and ST25TA64K, two NFC Forum Type 4 Tag ICs with, respectively, 2-Kbit and 64-Kbit EEPROM

ST25-TAG-BAG-U

The ST25-TAG-BAG-U contains five different items (five for each type), all of them based on NFC Forum Type 5 Tag ICs (ST25TV512 and ST25TV02K) or on NFC Forum Type 4 Tag ICs (ST25TA02KB and ST25TA64K).

Step 2: Download associated software

STSW-ST25PC001

Windows® PC software for ISO15693, ISO14443-A/B, NFC and industrial readers

STSW-ST25SDK001

Software Development Kit for ST25 Tags and Dynamic Tags

STSW-ST25001

Application executable of the "NFC Tap" Android app for ST25 product family

STSW-ST25IOS001

Application executable of the "NFC Tap" iOS app for ST25 product family

Step 3: Get trained

ST25TA NFC Tags Product Presentation

ST25TA NFC Tags Product Presentation