ST25DV16K, RFID tag with EEPROM 16kb non-volatile I2C memory STEMMA QT / Qwiic, Adafruit 4701

RFID tag with 16 kb EEPROM memory from Adafruit with STEMMA QT / Qwiic connector. It works with mobile phones and thanks to the I2C interface it can be reprogrammed to your own needs. The chip conforms to ISO / IEC 15693 (13.56 MHz) standards and is read by telephones and tablets. When connected to the controller, dynamic data recording begins.

Specification:

• I2C interface
• Serial I2C interface with 1 MHz clock frequency
• Use of multiple I2C addresses 0x2D, 0x53 (user memory) and 0x57 (system memory)
• Supply voltage: 1.8 V to 5.5 V
• Multi-byte programming (up to 256 bytes)
• Non-contact interface
• Based on ISO / IEC 15693
• Type 5 NFC Forum Type 5 tag with NFC Forum certificate
• Support for all ISO / IEC 15693 modulations
• Fast read access up to 53 Kb/s
• Reading single and multiple blocks (also for extended commands)
• Save single and multiple blocks (up to 4) (same for extended commands)
• Internal tuning capacity: 28.5 pF
• Memory
• 16 kb EEPROM memory
• I2C interface with byte access
• RF interface with access to 4-byte blocks
• Write time
• With I2C: typically 5 ms/byte
• With RF: typically 5 ms/block
• Quick transfer mode
• Fast data transfer between I2C and RF interfaces
• 256-byte dedicated half-duplex buffer
• Power supply: analog output to supply external components
• Data protection
• User memory: 1 to 4 configurable areas, read and/or write protected with three 64-bit RF passwords and one 64-bit I2C password
• System configuration: protected against 64-bit RF and 64-bit I2C passwords
• Dimensions: 31.7x 25.3 x 4.6 mm
  

Useful links:
Manufacturer website
Manual

Claim orders from Stores

You can claim your purchased items within 1 - 4 work days after making an order (if product is in local warehouse).

Please wait for an email notification regarding Your order status update.

Vilnius Store address: Vytenio g. 20, LT-03229 Vilnius, Lietuva

Kaunas Store address: Pramonės pr. 4D, LT-51329, Kaunas, Lietuva

Local delivery in Lithuania

Purchased items are delivered locally through Venipak service. Depending on availability of items, orders are processed within 1-3 work days. Orders made until 1AM are shipped the same day.

Local delivery  (1-4 w.d.) price for items of any size is through through courier service is 4.90€ (incl. VAT), if the amount of the shopping cart exceeds 70€ - delivery is free.

Local delivery price to Venipak parcel terminals (1-3w.d.) is 2.90€ incl. VAT, if the amount of the shopping cart exceeds 50€ - delivery is free.

Local delivery price to Omniva parcel terminals (1-3w.d.) is 3.90€ incl. VAT,if the amount of the shopping cart exceeds 70€ - delivery is free.

Payment on delivery (COD) +2.00€ (incl. VAT).

You can pay for the goods at the time of delivery to the courier in cash or by credit card. Payment to Omniva parcel terminals is only possible by bank card.

International delivery pricing through courier service

International shipping prices depend on geographic location:

Latvia - 5.50€ (incl. VAT)

Estonia - 6.50€ (incl. VAT)

other countries - negiotiated individually.

International delivery pricing to Omniva/Venipak parcel terminals

Latvia - 6.00€ (incl. VAT)

Estonia - 8.50€ (incl. VAT)

Payments:

We accept payments via PayPal for orders over 20€.

Paid orders of more than 100€ are shipped for free to Latvia and Estonia.

Product availability status:

Vilnius Store In Stock - the product is at the store, Vytenio str. 20 in Vilnius and can be picked up / purchased at same day;

Kaunas Store In Stock - the product is at the store, Pramonės pr. 4D in Kaunas and can be picked up / purchased the same day;

Central Warehouse In Stock - In stock, product will be shipped in a short time 1-2 work days;

1-2 work days - product will be shipped in a short time - 1-2 business days;

2-3 work days – we don’t have selected product in local warehouse. Shipping time is only 2-3 work days;

3-5 work days – we don’t have selected product in local warehouse. Shipping time is between 3-5 work days;

3-7 work days – we don’t have selected product in local warehouse. Shipping time is between 3-7 work days;

Out of Stock – selected product is sold out at the moment, but you can apply for automatic alert by email when product will be in stock.