ACS ACR39T-A1 USB Smart Card Reader
The ACS ACR39T-A1 is a contact smart card reader designed specifically for SIM-sized (2FF) smart cards. It features a standard USB Type-A host connector and a form factor similar to a standard USB flash drive.
This hardware interface reads and writes data for SIM-sized microprocessor credentials used in mobile communications, identity verification, and cryptographic network access.
Features
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Card Form Factor: Single slot dedicated to standard SIM-sized cards (2FF format).
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Driver Standards: Compliant with CCID and PC/SC standards for automatic system integration without manual driver installation.
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Card Protocols: Supports ISO 7816 Class A, B, and C (5V, 3V, 1.8V) cards, microprocessor cards (T=0 and T=1 protocols), and specific memory cards.
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Protection: Integrated short-circuit protection on all reader pins. Includes a removable protective cap for the USB connector.
System Compatibility
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Windows: 7, 8, 8.1, 10, and 11
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macOS: 10.x and newer
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Linux & Solaris
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Android: 3.1 and later (requires device USB host or OTG support)
Technical Specifications
| Feature | Details |
| Host Interface | USB 2.0 Full Speed (Type-A Connector) |
| Slot Type | 1 x SIM-Sized Card Slot (2FF) |
| Read/Write Speed | 9.6 Kbps to 600 Kbps |
| Clock Frequency | 4.80 MHz |
| Power Source | Bus-powered via USB port (5V DC, max 50mA) |
| Card Insertion Rating | Minimum 30,000 cycles |
| Dimensions | 49.5 mm × 21.5 mm × 9.0 mm |
| Weight | 8.5 grams |
| Certifications | PC/SC, CCID, CE, FCC, VCCI, RoHS, REACH, UKCA, Microsoft WHQL |