8051 Family AT89C513X Series Microcontrollers 8-bit Microcontrollers:

AT89C5130A/31A-M is a high-performance Flash version of the 80C51 single-chip 8-bit microcontroller with full speed USB functions. This module integrates the USB transceivers with a 3.3V voltage regulator and the Serial Interface Engine (SIE) with Digital Phase Locked Loop and 48 MHz clock recovery.

• Maximum Core Frequency 48 MHz
• Flash: Up to 32KB, ERAM: 1024B
• Integrated Power Monitor (POR/PFD) to Supervise Internal Power Supply
• Interface: SPI, TWI, EUART
• 4 Direct-drive LED Outputs with Programmable Current Sources
• Idle and Power-down Modes and Industrial Temperature Range
• 34 I/O Pins
• 4-level Priority Interrupt System
• 3x 16-bit Timer/Counters
• Applications: USB RF MouseStepper moter driver.