Microchip ATMEGA644-20PU, 8 bit AVR, ATMEGA644 Microcontroller, 20 MHz, 64kB FLASH, 40-Pin PDIP

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RS Stock No.:
131-0315
Distrelec Article No.:
303-01-875
Mfr. Part No.:
ATMEGA644-20PU
Manufacturer:
Microchip
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Brand

Microchip

Product Type

Microcontroller

Series

ATMEGA644

Package Type

PDIP

Mount Type

Through Hole

Pin Count

40

Device Core

AVR

Data Bus Width

8bit

Interface Type

SPI, USART

Program Memory Size

64kB

Maximum Clock Frequency

20MHz

RAM Size

4kB

Maximum Supply Voltage

5.5V

Number of Programmable I/Os

32

Minimum Operating Temperature

-40°C

Analogue Comparators

1

Maximum Operating Temperature

85°C

Height

4.44mm

Width

13.97 mm

Standards/Approvals

No

Length

52.57mm

Minimum Supply Voltage

2.7V

Instruction Set Architecture

RISC

Automotive Standard

No

ADCs

8 x 10 Bit

Number of Timers

2

Program Memory Type

FLASH

Distrelec Product Id

30301875

8-Bit megaAVR Microcontrollers, 32KB to 256KB Flash


Here at RS Components we have various megaAVR 8-bit microcontrollers from Atmel. Each of the microcontrollers is based on an enhanced RISC architecture and feature QTouch library support. All the microcontroller types have varying Kb of In-System Programmable Flash, EEPROM and SRAM as well as varying pin and package types.

Types of megaAVR 8-bit microcontrollers

•ATmega32

•ATmega64

•ATmega128

•ATmega324

•ATmega325

•ATmega406

•ATmega640

•ATmega644

•ATmega645

•ATmega1280

•ATmega1281

•ATmega1284

•ATmega2560

•ATmega2561

•ATmega3250

•ATmega6450

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