
Document Title Here
Document Title Here
Document Title Here
ACR128U Technical Specifications
Version 3.00
Page 6 of 6
info@acs.com.hk
www.acs.com.hk
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 (max); 100 mA (normal)
Contactless Smart Card Interface
Standard............................................... ISO 14443 A & B Parts 1-4
Protocol................................................ISO 14443 T=CL for ISO 14443-4 compliant cards and T=CL Emulation for Mifare
Classics and STM contactless memory chips i.e. SR176, SRI512, SRI4K
Smart card read / write speed...............106 kbps, 212 kbps, 424 kbps and 848 kbps
Contact Smart Card Interface
Standard............................................... ISO 7816 1/2/3, Class A, B (5V, 3V), T=0 and T=1
Supply current ...................................... max. 60 mA
Smart card read / write speed...............9,600 – 115,200 bps
Short circuit protection .........................+5 V / GND on all pins
CLK frequency...................................... 3.58 MHz
Card connector..................................... Landing
Card insertion cycles ............................min. 300,000
SAM Card Interface
Standard SAM Socket
Casing
Dimensions...........................................120.48 mm (L) x 71.97 mm (W) x 20.4 mm (H)
Material ................................................ABS
Color.....................................................Metallic Silver Grey
Antenna
Antenna Size........................................65 mm x 60 mm
Operating distance ...............................up to 50 mm (depending on tag type)
Operating Frequency for Contactless Cards Access
Operating Frequency............................13.56 MHz
Built-in Peripherals
Monotone buzzer
Two LEDs
Operating Conditions
Temperature.........................................0 – 50 °C
Humidity............................................... 10% - 80%
Cable Connector
Length..................................................1.0 m (USB)
Certifications/Compliance
PC/SC, CCID, CE, FCC, RoHS Compliant, USB Full Speed
Microsoft ® WHQL 2000, XP, Vista, 7
Device Driver Operating System Support
Windows ® 2000, Server 2003, XP, Vista, Server 2008, Server 2008 R2, 7
Linux, Mac