AT43USB320A Datasheet | Atmel

Features - - - - - - - - - - - - - - - AVR® 8-bit RISC Microcontroller with 83 ns Instruction Cycle Time USB Hub with One Attached and Four External Ports USB Function with Two Programmable Endpoints External Program Memory, 512-byte Data SRAM 32 x 8 General Purpose Working Registers 32 Programmable I/O Port Pins Programmable Serial UART Master/Slave SPI Serial Interface One 8-bit Timer/Counter with Separate Pre-scaler One 16-bit Timer/Counter with Separate Pre-scaler and Two PWMs External and Internal Interrupt Sources Programmable Watchdog Timer 6 MHz Oscillator with On-chip PLL 5V Operation with On-chip 3.3V Power Supply 100-lead LQFP Package Description The Atmel AT43USB320A is an...