آر اف (فرکانس رادیویی) و بی‌سیم آی‌سی آر‌اف‌آی‌دی و کنترل دسترسی

Product Attributes

Introduction

A read/write card IC compliant with ISO/IEC 14443 Type A/Type B protocols, operating at 13.56MHz HF mode, featuring high integration and ultra-low power consumption. Particularly suited for contactless card data transfer applications requiring high performance at low cost.

Features

• Highly integrated, ultra-low-power contactless card reader/writer IC, operating at 13.56MHz, supports dual-coil drive for various card read/write solutions
• Wide supply voltage range: 2.0~5.5V
• Ultra-low standby and scanning power consumption, effective read range up to 8~10cm
• Full ISO/IEC 14443 Type A/Type B protocol support
• High-speed communication: 106kbit/s, 212kbit/s, 424kbit/s
• SPI host interface support, up to 10Mbit/s
• 64-byte transmit and receive FIFO buffer
• Programmable timer
• Multiple power-saving modes: hardware power-down, software power-down, and transmitter power-down
• Built-in temperature sensor for automatic RF transmission shutdown upon excessive chip temperature
• Multiple independent power supply domains to minimize inter-module interference and improve operational stability
• CRC and parity check functions, built-in CRC co-processor, compliant with ISO/IEC 14443 and CCITT protocols
• Internal oscillator with external 27.12MHz crystal
• SOP16 package for reduced PCB footprint and lower production cost

Applications

• Card readers for financial applications, ID card readers
• Contactless card reading devices for smart home locks, hotel locks, sauna cabinet locks, etc.
• Various contactless card readers, transit card and campus card readers
• Various contactless access control systems, check-in and attendance machines