Overview
The ACM1281U-C7 USB Contactless Reader Module with SAM Slot was designed based on 13.56 MHz technology for fast and easy integration into embedded systems.
ACM1281U-C7 supports ISO 14443 Parts 1-4 Type A and B cards, and MIFARE® Classic series. It has a card reading distance of up to 50 mm (depending on tag type). Moreover, it has an ISO 7816-compliant built-in SAM (Secure Access Module) slot, which can be used with a SAM card for high-level security in contactless transactions.
The ACM1281U-C7 comes with an integrated (on-board) antenna and supports USB firmware upgradability and extended APDU. It supports up to a maximum communication speed of 848 kbps and a detachable USB cable is also available. This reader module is suitable for highly demanding contactless smart card applications, such as vending machine payment systems, kiosks, gaming machines, and other integrated systems.
Device features: PC-Linked, USB, Molex Connector, Contactless Reader, Firmware Upgradeable
Features
- USB 2.0 Full Speed Interface
- CCID Compliance
- USB Firmware Upgradeability
- Smart Card Reader:
- - Contactless Interface:
- - Read/write speed up to 848 kbps
- - Built-in antenna for contactless tag access, with card reading distance of up to 50 mm (depending on tag type)
- - Supports ISO 14443 Part 4 Type A and B cards and MIFARE® Classic series
- - Built-in anti-collision feature (only 1 tag is accessed at any time)
- - Supports extended APDU (max. 64 kbytes)
- - SAM Interface:
- - ISO 7816-compliant SAM slot, Class A (5V)
- Application Programming Interface:
- - Supports PC/SC
- - Supports CT-API (through wrapper on top of PC/SC)
- Peripherals:
- - 2 user-controllable single-color LEDs
- - 1 user-controllable buzzer
Technical Specifications
| Category | Details |
|---|---|
| Physical Characteristics | |
| Dimensions (mm) | 106.6 mm (L) x 67.0 mm (W) x 16.0 mm (H) |
| Weight (g) | 20.8 g |
| USB Interface | |
| Connector Type | Standard Type A |
| Protocol | USB CCID |
| Speed | USB Full Speed (12 Mbps) |
| Power Source | From USB port |
| Cable Length | 1.0 m, Detachable (Upon Request) |
| Contactless Smart Card Interface | |
| Standard | ISO 14443 A and B Parts 1-4 |
| Protocol | ISO14443-4 Compliant Cards, T=CL; MIFARE® Classic Card Protocol, T=CL |
| Antenna | 65 mm x 60 mm |
| SAM Card Interface | |
| Number of Slots | 1 |
| Standard | ISO 7816 Parts 1-3, Class A (5 V) |
| Protocol | T=0; T=1 |
| Built-in Peripherals | |
| LED | 2 single-color: Red and Green |
| Buzzer | Monotone |
| Other Features | |
| Firmware Upgrade | Supported |
| Certifications/Compliance | |
| Certifications/Compliance | ISO 7816 (SAM Slot), ISO 14443, USB Full Speed, PC/SC, CCID, CE, FCC, RoHS, REACH, Microsoft® WHQL |
| Device Driver Operating System Support | |
| Device Driver Operating System Support | Windows®, Linux®, MAC OS®, Solaris, Android™ |
Images
Downloads
| Type | Title | Size | Updated |
|---|---|---|---|
| Driver | PC/SC Driver Installer (Windows®) | 5.02 MB | 11-Dec-2025 |
| Driver | PC/SC Driver Installer (Linux®) | 4.30 MB | 20-Nov-2025 |
| Driver | PC/SC Driver Installer (macOS®) | 281.65 KB | 17-Nov-2025 |
| Driver | Android EVK (Android™ 3.1 or above) | 1.46 MB | 25-Nov-2025 |
| Brochure | Product Presentation of ACM1281U-C7 USB Contactless Reader Module with SAM Slot | — | — |
| Datasheet | Technical Specification of ACM1281U-C7 USB Contactless Reader Module with SAM Slot | — | — |
| Manual | Reference Manual of ACM1281U-C7 USB Contactless Reader Module with SAM Slot | — | — |
| Manual | User Manual of ACM1281U-C7 USB Contactless Reader Module with SAM Slot | — | — |