User's Manual

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2013-2-21 www.acs.com.hk
Page 6 of 7
Appendix A. Parameter sheet
Device
ACR1252 Smart Card Reader
Power supply
Supply voltage................................ Regulated 5V DC
Supply current................................ <200mA (without smart card)
Universal Serial Bus Interface
Type ............................................... USB, four lines: +5V, GND, D+ and D-
Connector ...................................... supplied together with the reader
Speed............................................. Full Speed Device, 12 Mbps
Contact Smart Card Interface
Standard ........................................ ISO 7816 1/2/3, T=0 and T=1
Supply current................................ max. 50mA
Smart card voltage ......................... 5V / 3V
Smart card read / write speed ........ 9600 – 307kbps
Short circuit protection .................. +5V / GND on all pins
CLK frequency ............................... 3.6 MHz
Card connector............................... SIM Connector
Contactless Smart Card Interface
Standard ............................................. ISO 14443 A & B Parts 1-4, ISO18092
Protocol .............................................. ISO14443 T=CL for ISO14443-4 compliant cards and T=CL Emulation for MIFARE
1K/4K, ISO 18092 FeliCa and NFC tag
Smart card read / write speed............... 106 kbps, 212 kbps, 424 kbps
Operating Frequency for Contactless Cards Access
Operating Frequency............................ 13.56 MHz
Antenna
Antenna Size ........................................ 50mm x 40mm
Operating distance ............................... up to 50 mm (Depend on Card Type)
Built-in peripherals
Monotone buzzer
Bi-Color LED
Case
Dimensions .................................... 98 mm (L) x 65 mm (W) x 12.8 mm (H)
Color .............................................. Black
Operating Conditions
Temperature...................................-20 - 55° C
Humidity ......................................... 10% - 80%
Cable Connector
Length .................................................. 1.5m (USB)
Comment [u1]: Modify
arranging to actual value