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

Product Attributes

Introduction

JSM5120 is a versatile contactless card reader chip that integrates multiple contactless communication modes and protocols operating at 13.56MHz, featuring a high degree of technical integration.

Features

• Reader/writer mode supports ISO/IEC 14443A standard
• Reader/writer mode supports ISO/IEC 14443B standard
• Reader/writer mode supports FeliCa specification
• Supports ISO/IEC 18092 NFCIP-1 standard
• Card emulation mode supports ISO/IEC 14443A standard
• Highly integrated demodulation and decoding analog circuitry
• Minimal external components required to connect output driver to antenna
• Typical operating distance up to 90mm in reader/writer mode, depending on antenna design and power supply
• Communication distance up to 50mm in NFCIP-1 mode, depending on antenna design and power supply
• Supports S²C interface
• Supported host interfaces: I2C interface with fast mode up to 400k and high-speed mode up to 3400k; UART interface up to 1228.8k; SPI interface up to 10Mbit/s
• 64-byte FIFO buffer for receive and transmit
• Flexible interrupt modes
• Low-power hardware power-down mode
• Software power-down mode support
• Supports LPCD function
• Programmable timer
• Internal oscillator with 27.12MHz crystal
• 2.5V–5V wide-range supply voltage
• CRC coprocessor
• Programmable I/O pins
• Internal self-test function

Applications

• Attendance check-in
• Access control
• Public transportation
• Cafeteria dining
• Utilities recharge (water/electricity/gas)
• Portable handheld devices
• Various membership systems