Friday, October 21, 2016

ATMEGA32U4-AU TQFP44 chip

ATMEGA32U4-AU TQFP44 chip
8-bit microcontroller family of AVR with USB Controller.


  • 44-lead TQFP packaging
  • The operating frequency of 16MHz
  • 2,7VDC working voltage ?? 5,5VDC
  • Number of i / o 26 channels of I / O
  • RISC architecture
  • 32K bytes of program memory size
  • Volatile data memory size 2,5K Byte
  • The size of non-volatile data memory 1k Byte
  • Adc 12 channel 10-bit ADC
  • USB Peripheral Device controller, 4-channel 8-bit PWM
  • Total external interrupt 5
  • Timer / counter 1 channel Timer / Counter 8-bit, 2-channel Timer / Counter 16-bit and 1 channel Timer / Counter 10-bit
  • Speed 16 MIPS
  • ISP programming interface
  • ICP debugger interface
  • Peripheral interface USART, SPI, I2C
  • Special Features Integrated with USB Device