The Cypress Semiconductor FX2LP is a low-power version of the EZ-USB FX2 which is a highly integrated, low-power USB 2.0 microcontroller. It integrating the USB 2.0 transceiver, serial interface engine, enhanced 8051 microcontroller and a programmable peripheral interface in a single chip. It does not support the low speed signalling mode of 1.5 Mbps.
8-bit or 16-bit external data interface Internal RAM which is downloaded through USB