U2270B Overview
IC for IDIC® ) read-write base stations The U2270B is a bipolar integrated circuit for read-write base stations in contactless identification and immobilizer systems. The IC incorporates the energy transfer circuit to supply the transponder. It consists of an on-chip power supply, an oscillator, and a coil driver optimized for automotivespecific distances.
U2270B Key Features
- 150 KHz Typical data rate up to 5 Kbaud at 125 KHz Suitable for Manchester and Bi-phase modulation Power supply from the