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The ST25TA series (formerly known as SRTAG series) provides an NFC Forum tag type 4 RF interface and supports the NFC data exchange format (NDEF). This enables NFC use cases such as NFC tag, NFC token, NFC smart poster, NFC business card (Virtual card). It can be used in a wide variety of applications, including consumer electronics, computer peripherals, gaming, home appliances, industrial automation and healthcare products.

  • NFC forum tag type 4 based on ISO14443-A RF interface
  • EEPROM memory density from 512-bit to 64-Kbit with built-in NDEF message support
  • 20-bit events counter with anti-tearing
  • Data protection with 128-bit password in Read and Write access 
  • Optional user-programmable digital output (Field detect, Write In Progress, RF busy,…)
  • TruST25™ digital signature (ST25TA512B / ST25TA02KB / ST25TA02KB-D / ST25TA02KB-P)

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Antenna Design

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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

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