Part # Brief ST21NFCA datasheet

Part Manufacturer: ST Microelectronics

ST Microelectronics

Part Description: Near field communication microcontroller


Part Details:

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


Please click the following link to download the datasheet:

Brief ST21NFCA.pdf Datasheet