Microchip ATMEGA644P-20MU, 8 bit AVR, ATMEGA644P Microcontroller, 20 MHz, 64kB FLASH, 44-Pin VQFN

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TWD228.00

(exc. GST)

TWD239.40

(inc. GST)

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Packaging Options:
RS Stock No.:
131-0321
Mfr. Part No.:
ATMEGA644P-20MU
Manufacturer:
Microchip
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Brand

Microchip

Product Type

Microcontroller

Series

ATMEGA644P

Package Type

VQFN

Mount Type

Surface

Pin Count

44

Device Core

AVR

Data Bus Width

8bit

Program Memory Size

64kB

Maximum Clock Frequency

20MHz

RAM Size

4kB

Maximum Supply Voltage

5.5V

Minimum Operating Temperature

-40°C

Analogue Comparators

1

Number of Programmable I/Os

32

Maximum Operating Temperature

85°C

Height

0.95mm

Length

7.1mm

Standards/Approvals

No

Width

7.1 mm

Minimum Supply Voltage

2.7V

Program Memory Type

FLASH

ADCs

8 x 10 Bit

Automotive Standard

No

Instruction Set Architecture

RISC

Number of Timers

2

8-Bit PicoPower megaAVR Family Microcontrollers


This range of megaAVR microcontrollers feature picoPower technology — perfect for energy saving. They offer generous program and data memories with performance of up to 20 MIPS.

Features & Benefits of picoPower megaAVR microcontrollers

•On-chip Flash

•SRAM

•Internal EEPROM

•SPI

•TWI (I²C)

•USART, USB, CAN & LIN interfaces

•Watchdog timer

•Precision oscillator

•GPIO pins

•ADC

•DAC

•Built-in temperature sensor

•Internal voltage reference

•Brown-out detector

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