Mifare Classic 1K Contactless Smart Card

MIFARE Classic 1K Contactless Smart Card

Product Overview

MIFARE Classic 1K is a contactless smart card technology operating at 13.56MHz and based on ISO/IEC 14443 Type A. It provides 1KB EEPROM memory for identification, attendance, access control, loyalty and other compatible contactless applications.

Main Uses

• Time and attendance systems.
• Door and access control.
• Employee and user identification.
• Loyalty and membership programs.
• Parking, ticketing and general contactless applications.

Key Features

• 13.56MHz operating frequency.
• 1KB EEPROM memory.
• Printable PVC card body. Suitable for printing employee details, logos and photos using a compatible card printer.
• ISO/IEC 14443 Type A.
• 106 kbit/s data transfer.
• No battery required; power is supplied contactlessly by the reader.
• Anti-collision support.
• Typical transaction time below 100ms depending on the system.
• Memory organized into 16 sectors, each with 4 blocks of 16 bytes.
• User-definable access conditions for memory blocks.

Important Technical Specifications

• Technology: MIFARE Classic 1K.
• Frequency: 13.56MHz.
• Standard: ISO/IEC 14443 Type A.
• Memory: 1KB EEPROM.
• Memory Organization: 16 sectors × 4 blocks × 16 bytes.
• Data Transfer Rate: 106 kbit/s.
• Operating Distance: Up to approximately 100 mm depending on antenna geometry and reader configuration.
• Anti-collision: Supported.
• Data Integrity: 16-bit CRC, parity, bit coding and bit counting.
• Data Retention: Up to 10 years according to NXP specifications.
• Write Endurance: Approximately 100,000–200,000 cycles depending on conditions and version.

Connectivity and Compatibility

Designed for readers and systems supporting MIFARE Classic / ISO 14443-A / 13.56MHz. Confirm compatibility with your attendance or access-control reader before purchase.

Who Is It Suitable For?

Suitable for businesses, schools, clubs, retail and membership or access-control systems using MIFARE Classic readers.

When Might You Need Another Option?

For applications requiring stronger or more modern security, NXP recommends considering product families such as MIFARE DESFire or MIFARE Plus.

Before You Buy

• Confirm that your device supports 13.56MHz MIFARE Classic cards.
• This is different from 125kHz ID Card technology.
• The supplied card is printable PVC. Physical dimensions and thickness are not stated because they have not been confirmed.