ISO/IEC 14443 type A/B dual-interface Analog Front End (AFE) compliant with the NFC standards

Overview

Key Features

• fully compliant with the ISO/IEC 14443 standard and the relevant ISO/IEC 10373-6 tests
• both contact - class A, B & C - and contactless transmission of power
• support both Type A and Type B transmission protocols
• supported bit rates (Rx and Tx):
• - classical: 106, 212, 424 and 848 kbit/s
• - VHBR (optional): 1.69 Mbit/s and 3.39 Mbit/s (Rx at 3.39 Mbit/s under validation)
• RF front end including the antenna pads, a tuning capacitor, several demodulators, a clock extractor and a load modulator
• dual power manager including a power switch, a voltage regulator, a voltage reference, a variable frequency oscillator, a power-on reset and a supply monitor
• operating junction temperature range: -25°C to +85°C
• straightforward integration through a NFC-WI (ECMA 373) standard interface
• silicon proven in 130 nm and 55 nm CMOS processes
• electrical characteristics of a 55 nm implementation: generated core supply voltage (vdd): 1.2 V ±10%; generated NVM supply voltage (vdd_nvm): 1.55 V ±5%; delivered supply currents up to 7 mA (Ivdd) and 7 mA (Ivdd_nvm); typical operating quiescent current of 200 µA; maximum standby quiescent current at 25°C smaller than 65 µA. silicon area smaller than 0.85 mm²
• Type A and Type B digital controllers available separately

Benefits

• ISO/IEC 14443-A/B compliant
• ISO/IEC 10373-6 compliant
• NFC-WI (ECMA 373) compliant
• Wireless power harvesting
• Silicon proven

Deliverables

• GDSII stream and layer map file
• Library Exchange Format (LEF) file
• Circuit Description Language (CDL) netlist
• Liberty Timing File (.lib)
• VHDL behavioral model
• design specification

Technical Specifications