ATMEL  ATMEGA644P-20PU  8 Bit Microcontroller, Low Power High Performance, ATmega, 20 MHz, 64 KB, 4 KB, 40 Pins, DIP

ATMEL ATMEGA644P-20PU

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  • Manufacturer:
  • Newark Part No.: 68T3117
  • Manufacturer Part No ATMEGA644P-20PU

Product Overview


The ATMEGA644P-20PU is a low-power CMOS 8-bit Microcontroller, based on the AVR enhanced RISC architecture. By executing powerful instructions in a single clock cycle, the microcontroller achieves throughputs approaching 1 MIPS per MHz allowing the system designed to optimize power consumption versus processing speed.
  • High-performance, Low-power AVR® 8-Bit Microcontroller
  • Advanced RISC Architecture
  • High Endurance Non-volatile Memory Segments
  • JTAG (IEEE Standard 1149.1 Compliant) Interface
  • Power-on Reset and Programmable Brown-out Detection
  • Internal Calibrated RC Oscillator
  • External and Internal Interrupt Sources
  • Idle, ADC Noise Reduction, Power-save, Power-down, Standby and Extended Standby Sleep Modes
  • 0 to 20MHz at 4.5 to 5.5V Speed Grade
  • 0.4mA Active, 0.1µA Power-down mode, 0.6µA Power-save mode (32kHz RTC) power consumption

Applications

Power Management; Communications & Networking; Consumer Electronics
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Product Information


  • Controller Family/Series ATmega
  • CPU Speed 20MHz
  • Program Memory Size 64KB
  • RAM Memory Size 4KB
  • No. of Pins 40Pins
  • MCU Case Style DIP
  • No. of I/O's 32I/O's
  • Embedded Interface Type I2C, SPI, UART
  • Supply Voltage Min 2.7V
  • Supply Voltage Max 5.5V
  • Packaging Each
  • No. of PWM Channels 6
  • EEPROM Memory Size 2 KB
  • No. of Timers 3
  • MPU Core Size 8bit
  • MSL -
  • Peripherals ADC, Comparator, PWM, RTC, Timer
  • Operating Temperature Min -40 °C
  • Operating Temperature Max 85 °C
  • Supply Voltage Range 2.7V to 5.5V
  • Oscillator Type External, Internal
  • SVHC No SVHC (15-Jun-2015)

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  • CAD CadSoft_EAGLE (3.93KB) EN
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