Secure identification with
multi-technology reader chipset

LEGIC’s Bluetooth Smart Reader-Chipset SC-4300 is the latest member of our proven LEGIC 4000 series reader ICs.

This innovative, state-of-the-art reader chipset facilitates the communication and data transmission with a smartphone. Exploit the possibilities of Bluetooth Smart while keeping your readers NFC and RFID enabled. Together with the trusted service LEGIC Connect and the software development kits for smartphone apps, the SC-4300 is part of LEGIC's powerful solution suitable for smart solutions.

LEGIC technology for

Smartphone Apps

  • Over-the-air credential (neon file) deployment via LEGIC Trusted Service
  • Multiple neon files for diverse applications possible
  • High protection of credential data as keys are only stored in LEGIC Trusted Service and SM-4300 (End-to-end security)
  • LEGIC Mobile SDKs for iOS and Android mobile app development

Technical data of

Security Chipset

Bluetooth Smart V4.2 Bluetooth
Communication to mobile apps based on LEGIC Mobile SDK or to third-party Bluetooth devices
RFID ISO 14443 A + B
ISO 15693
LEGIC RF standard
Inside Secure *
Sony Felica **
ST SR series
RFID security elements Master-Token System-Control
Mutual authentication
NXP key diversification
AES 128 / 256 Bit, 3DES, LEGIC encoding
NFC peer-to-peer ISO 18092 ***
Energy saving options Stop mode: typically 3 μA
Watch mode with RFID based wake-up: typically 20 μA
Wake-up RFID based proximity detection (< 10 cm) of smartcards or smartphones
Access to LEGIC neon file via Bluetooth or NFC-HCE Mutual authentication
Key diversification
Data encryption with end-to-end security from LEGIC Trusted Service to SM-4300
Application-specific AES 128 Bit keys, optional use of LEGIC Orbit for key generation and distribution
Host interface UART with 38,400 or 115,200 baud (RS232 timing)
SPI slave mode 1 or mode 3
Authentication and encryption (optional)
Firmware download Yes

* Reads the unique ID (UID/CSN) of Inside Secure based technology, such as HID iClass
** Encoding is not integrated
*** ISO 18092 Passive Peer-to-Peer Mode - Initiator, NFC Tags 2, 3, 4

Evaluation Kit

Turn your ideas into reality

LEGIC reader ICs provide a high degree of flexibility and a unique range of functions:

They can be integrated into versatile of applications and offers easy access to various identification media.
The reader ICs are designed for use with LEGIC advant transponder technology and support commen third party trasponders, such as MIFARE.


Get your EK-4300

  • Evaluation of the LEGIC 4300 series
  • Introduction to the 4300 series instruction set
  • Design examples of battery-operated offline and online readers
  • Access to the unique LEGIC Master-Token System-Control
  • Access to the use of advant an MIFARE transponders, and the associated encoding protocols