mlx90121 Melexis Company, mlx90121 Datasheet - Page 19

• Manufacturer Part Number: mlx90121
• Description: 13.56mhz Rfid Transceiver
• Manufacturer: Melexis Company

MLX90121
13.56MHz RFID Transceiver
11.5. XBUF Output
The XBUF pin can be used to clock a device or a microcontroller. By default the output is enabled with a
frequency of 6.78MHz. The frequency can be doubled to 13.56MHz by setting the bit XBUFSel. When the
output is not used, it is recommended to disable the clock by setting the bit XBUFEnB.
3901090121
Page 19 of 26
Data Sheet
Rev. 007
Jan-2008