IC technical library

MIFARE Classic 4K RFID products and specifications

MIFARE Classic 4K is a 13.56 MHz credential IC catalog option with a 4 KB nominal memory class. Confirm the generation, application structure and reader support.

Specify MIFARE Classic 4K in a finished Roxtron product

Roxtron manufactures the product formats listed below with this IC option. Select the physical format to review its dimensions, materials, chip specifications and production requirements.

IC specification summary

Specification	Details
Semiconductor IC	MIFARE Classic 4K
Interface / protocol	13.56 MHz ISO 14443 Type A
Catalog memory class	4 KB nominal memory class
Memory allocation	Application capacity depends on sector or file overhead and the selected IC revision

Match the complete part number, reader command set and data format before qualification. Frequency alone does not establish interoperability.

Semiconductor technical references

Roxtron product configurations

How to interpret product and semiconductor specifications

MIFARE Classic 4K product configurations

Compare construction and dimensions within each format. IC availability depends on the selected antenna, size and approved order specification.

MIFARE Classic 4K smart cards

MIFARE Classic 4K RFID clamshell card

85.60 × 53.98 mm (or 3.370 × 2.125 in)

MIFARE Classic 4K RFID ISO card

85.60 × 53.98 mm (or 3.370 × 2.125 in)

MIFARE Classic 4K rfid & nfc labels

MIFARE Classic 4K HF 13.56 MHz labels

13.56 MHz · custom dimensions

MIFARE Classic 4K key fobs

MIFARE Classic 4K Angeline™ tag

PVC, epoxy

MIFARE Classic 4K RXK01 key fob

53 x 37.5 x 9.8 mm

MIFARE Classic 4K RXK02 key fob

35 x 27.5 x 5.5 mm

MIFARE Classic 4K RXK03 key fob

38x30x6 mm

MIFARE Classic 4K RXK04 key fob

40x33x4 mm

MIFARE Classic 4K wristbands

MIFARE Classic 4K Rozo™ wristband

290 x 37 mm; Adjustable size by Velcro band.

MIFARE Classic 4K RW01 wristband

270 x 37 mm; Custom sizes are available from Roxtron upon request.

MIFARE Classic 4K RW05 wristband

Silicone

MIFARE Classic 4K RW06 wristband

Multiple sizes available

MIFARE Classic 4K RW17 wristband

270 x 37 mm; Custom sizes are available from Roxtron upon request.

MIFARE Classic 4K RW27 wristband

246 x 36 mm

MIFARE Classic 4K RW35 slap bracelet

280 x 28 mm (Slap Band: Slap band; verify wearer fit)

MIFARE Classic 4K disc & embedded tags

MIFARE Classic 4K RXD00 transparent disc tag

Diameter 13mm, 15mm, 18mm, 20mm, 22mm, 25mm, 30mm, 35mm, 50mm

MIFARE Classic 4K RXR00 white disc tag

Diameter 13mm, 15mm, 20mm, 25mm, 30mm, 35mm

Reader compatibility and manufacturing qualification

Confirm the reader protocol, supported commands, identifier format and application memory layout. If the application requires authentication, align the reader and issuing system with the selected IC and security configuration.

Select a finished product above for format specific guidance on dimensions, attachment, antenna placement and operating conditions.

State your required product model, IC order code, printed identifiers, encoding format, initial volume and delivery destination. Roxtron confirms the complete production specification and quotation before manufacture.

Request a quotation