Smartrac Web DF is equipped with the EM4423 chip that combines two functionalities on one single die: the EPC technology used for long-range application purposes, and the NFC technology used to exchange data in close proximity. Both protocols may share a common, unique ID.

Technical Specifications:

• IC: EM4423
• Memory: 1920 bit (240 byte) - memory can be accessed and written using both ISO 18000-63 / Gen 2 and ISO 14443A-3 protocols
• Frequency: HF 13.56 MHz and UHF 860-960 MHz
• Antenna Size: 50 x 30 mm / 2.0 x 1.2 in
• Die-Cut Size: 54 x 34 mm / 2.1 x 1.3 in
• Web Width: 60 mm / 2.4 in
• Operating Temperature: -40°C to +85°C / -40°F to +185°F
• Adhesive: Acrylic, water borne adhesive
• Shelf Life: +20°C, 50%RH / 68°F, 50%RH - minimum 2 years from the date of manufacturing

Application Areas:

• Retail
• Loyalty programs
• Media & Advertising
• Product Authentication
• Inventory Management
• Supply Chain Management

Downloads:

• Smartrac WEB DF technical sheet
• EM4423 technical sheet