ACR1251U NFC reader/ writer

The ACR1251U-A1 emerges as the next-generation Contactless NFC Reader, enhancing user experience with features like firmware upgradability, a SAM (Secure Access Module) slot, and the capability to interact with NFC tags and devices. It stands out in the realm of contactless functionalities, offering an extra layer of security. Thanks to the SAM, it can perform key diversification and mutual authentication, sharply reducing key exposure and minimizing the risk of key compromise, thus bolstering the safety of contactless operations.
Designed for a variety of contactless smart card purposes, the ACR1251U-A1 is fitting for applications such as personal identity authentication, network access, e-banking, and small-scale transactions. Its advanced NFC features make it also well-suited for innovative uses like Smart Posters for advertising and communication with a broad spectrum of NFC-compatible smartphones. Compatibility with PC/SC fosters a smooth cross-platform, application-wide integration. The ACR1251U-A1 further supports remote firmware updates post-deployment, circumventing the need for physical hardware alterations. Its sleek, space-conscious design, and comprehensive functionality make the ACR1251U-A1 a prime tool for anyone seeking the full benefits of NFC technology.

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Description

The ACR1251U-A1 is a superior NFC Contactless Reader that not only suits traditional security-sensitive applications but also adapts to creative NFC uses. Its robust security features and PC/SC compliance streamline its integration into various software environments, while firmware update capabilities ensure long-term relevance, all packaged in a contemporary, minimalist design.

USB Full Speed Interface
CCID Compliance
Smart Card Reader:
- Contactless Interface:
  - Read/write speed up to 424 kbps
  - Built-in Antenna for contactless tag access, with card reading distance of up to 30 mm (depending on tag type)
  - Supports ISO 14443 Type A and B cards, MIFARE®, FeliCa, and all 4 types of NFC (ISO/IEC 18092) tags
  - Built-in anti-collision feature (only 1 tag is accessed at any time)
  - NFC Support
  - Card Reader/Writer Mode
Built-in Peripherals:
- LEDs:
  - User-controllable Bi-color LED
Application Programming Interface:
- Supports PC/SC
- Supports CT-API (through wrapper on top of PC/SC)
USB Firmware Upgradeability
Supports Android™ 3.1 and later

Physical Characteristics
Dimensions (mm)	98.0 mm (L) x 65.0 mm (W) x 12.8 mm (H)
Weight (g)	70 g
USB Interface
Protocol	USB CCID
Power Source	From USB port
Speed	USB Full Speed (12 Mbps)
Cable Length	1.0 m, Fixed
Contactless Smart Card Interface
Standard	ISO/IEC 18092 NFC, ISO 14443 Type A & B, MIFARE®, FeliCa
Protocol	ISO 14443-4 Compliant Card, T=CL
	MIFARE® Classic Card, T=CL
	ISO18092, NFC Tags
	FeliCa
Built-in Peripherals
LED	1 bi-color: Red and Green
Buzzer	Monotone
Certifications/Compliance
Certifications/Compliance	EN 60950/IEC 60950
	ISO 18092
	ISO 14443
	USB Full Speed
	PC/SC
	CCID
	VCCI (Japan)
	KC (Korea)
	Microsoft® WHQL
	CE
	FCC
	RoHS 2
	REACH
Device Driver Operating System Support
Device Driver Operating System Support	Windows® CE
	Windows®
	Linux®
	MAC OS®
	Solaris
	Android™

ACR1251U NFC reader/ writer

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