ST21NFCA

ST21NFCA Near field communication microcontroller Data Brief Features ST21NFCA operating modes supported: ■ Card emulation ■ Reader ■ Peer-to-peer communication VFQFPN32 Hardware features ■ ■ ■ ■ ■ Security features ■ ■ ■ ■ ■ ■ Enhanced 8/16-bit CPU core with 16 Mbytes linear addressable memory 112 Kbytes of User ROM 4 Kbytes of RAM 36 Kbytes of EEPROM including 64 bytes User OTP area High integrated analog front end (AFE) for RF transmission and reception including automatic card and field detection modes Three 8-bit timers with interrupt capability Battery Off and Battery Low modes supported in Card Emulation mode Optimized power consumption modes SIM and ST21NFCA power management functions True random number generator ISO/IEC 3309 CRC calculation block ■ Unique serial number on each die ■ Hardware DES accelerator Electrical characteristics ■ ■ ■ ■ ■ ■ Standby current: < 75 µA (typ.) Card emulation: < 8 mA in normal mode Standby current for Reader mode: ~200 µA in Card Detection mode Reader mode: < 70 mA (typ.) 3V power supply Supports Class B and C for UICC Software features ■ RF communications ■ ■ ■ ■ ■ ■ ISO/IEC 14443 A&B ISO/IEC 15693 ISO/IEC 18000-3 Mod1 ECMA340 (NFCIP-1) Supports FeliCa™ cards as described in ECMA340 specification All RF communications are available in card and reader modes Includes all drivers supporting the handling and host protocols for contact and contactless interfaces ■ Includes complete firmware driving switch modes between opera...