ACS ACR122U User Manual
ACR122U – Technical Specifications
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Version 3.02
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4.0. Technical Specifications
Universal Serial Bus Interface
Power Source................................. From USB
Speed ............................................. 12 Mbps (Full Speed)
Supply Voltage ............................... Regulated 5 V DC
Supply Current .............................. 200 mA (maximum); 50 mA (standby); 100 mA (normal)
Contactless Smart Card Interface
Standard ........................................ ISO/IEC 18092 NFC, ISO 14443 Type A & B, Mifare, FeliCa
Protocol .......................................... FeliCa protocol, T=CL protocol
Operating Frequency ..................... 13.56 MHz
Operating Distance ........................ Up to 50 mm (depending on tag type)
Smart Card Read/Write Speed....... 106 kbps, 212 kbps, 424 kbps
Physical Specifications
Dimensions .................................... 98.0 mm (L) x 65.0 mm (W) x 12.8 mm (H)
Weight ............................................ 70 g
Material .......................................... Polycarbonate (PC)
Color .............................................. Pearl White
Antenna Size .................................. 50 mm x 40 mm
Cable Length .................................. 1.0 m (USB)
Built-In Peripherals
Bi-Color LED .................................. Bi-color LED, red and green
Buzzer ............................................ Monotone
Operating Conditions
Temperature................................... 0 – 50 °C
Humidity ......................................... 10% - 90%
Application Programming Interface
PC/SC
CT-API (through wrapper on top of PC/SC)
Certifications/Compliance
ISO 14443, CE, FCC, KC, VCCI, PC/SC, CCID, RoHS, USB Full Speed
Microsoft® WHQL 2000, XP, Vista, 7, 8, Server 2003, Server 2008, Server 2008 R2, Server 2012
Device Driver Operating System Support
Windows® 98, ME, 2000, XP, Vista, 7, 8, Server 2003, Server 2008, Server 2008 R2, Server 2012, Windows®
CE 5.0 and 6.0, Linux, Mac, Android
TM
3.1 and above