TSP - ACR122U - v2.5, Technical Specification
TSP - ACR122U - v2.5, Technical Specification
TSP - ACR122U - v2.5, Technical Specification
info@acs.com.hk
Subject to change without prior notice
www.acs.com.hk
Table of Contents
1.0. Introduction ............................................................................................................. 3
2.0. Features ................................................................................................................... 4
3.0. Typical Applications................................................................................................ 5
4.0. Technical Specifications ......................................................................................... 6
Page 2 of 6
ACR122U info@acs.com.hk
Document TitleTechnical
Here Specifications Document Title Here
Version 2.5 www.acs.com.hk
1.0. Introduction
The ACR122U is a PC-linked contactless smart card reader/writer
developed on the 13.56 MHz contactless technology. It is the world’s
first CCID-compliant contactless card reader/writer that follows both
ISO 14443 and ISO 18092. This device is designed to support not only
Mifare and ISO 14443 Type A and B cards but also FeliCa and NFC
tags.
By making use of up to 424 kbps for NFC tag access and full USB
speed of up to 12 Mbps, ACR122U can read and write faster and
more efficiently. Furthermore, ACR122U is also PC/SC-compliant
which allows interoperability across different applications and
platforms. You can experience the convenience in using ACR122U,
with its compact size and the various features it offers, for applications such as payment, access
control, time and attendance, and mass transit.
Page 3 of 6
ACR122U info@acs.com.hk
Document TitleTechnical
Here Specifications Document Title Here
Version 2.5 www.acs.com.hk
2.0. Features
• CCID-compliant
• PC/SC-compliant
• Read/write speed up to 424 kbps
• Built-in antenna for contactless tag access, with card reading distance of up to 50 mm
(depending on tag type)
• Supports ISO 14443 Type A and B, Mifare, FeliCa, and all 4 types of NFC (ISO/IEC 18092)
tags
• Supports new Mifare Ultralight C (for non-PC/SC version) and Mifare Plus SL1
• Supports all 3 modes of NFC: reader, card emulation and peer-to-peer modes
• Built-in anti-collision feature (at least 1 card is detected when multiple cards are presented)
• USB PnP
• User-controllable bi-color LED
• Compact size: 98 mm (L) x 65 mm (W) x 12.8 mm (H)
• Light Weight: 70 g
• User-controllable buzzer (optional)
Page 4 of 6
ACR122U info@acs.com.hk
Document TitleTechnical
Here Specifications Document Title Here
Version 2.5 www.acs.com.hk
3.0. Typical Applications
• Network access control
• Micro-payment
• NFC mobile tag
• Public transportation terminals
• Automatic fare collection
• Physical access control
• Customer loyalty
• Time and attendance
• Contactless public phones
• Vending machines
Page 5 of 6
ACR122U info@acs.com.hk
Document TitleTechnical
Here Specifications Document Title Here
Version 2.5 www.acs.com.hk
4.0. Technical Specifications
Page 6 of 6
ACR122U info@acs.com.hk
Document TitleTechnical
Here Specifications Document Title Here
Version 2.5 www.acs.com.hk