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

  • RS Stock No. 131-0315
  • Mfr. Part No. ATMEGA644-20PU
  • Brand Microchip
Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

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

Specifications
Attribute Value
Family Name ATmega
Package Type PDIP
Mounting Type Through Hole
Pin Count 40
Device Core AVR
Data Bus Width 8bit
Program Memory Size 64 kB
Maximum Frequency 20MHz
RAM Size 4 kB
Number of PWM Units 1
ADC Channels 8
Typical Operating Supply Voltage 2.7 → 5.5 V
Minimum Operating Temperature -40 °C
Dimensions 52.57 x 13.97 x 4.44mm
Pulse Width Modulation 1(6 Channel)
Instruction Set Architecture RISC
Number of ADC Units 1
Program Memory Type Flash
Maximum Operating Temperature +85 °C
Length 52.57mm
ADCs 1(8 x 10 bit)
Number of Timers 2
Timer Resolution 8 bit, 16 bit
Height 4.44mm
PWM Channels 6
Width 13.97mm
ADC Resolution 10bit
Timers 1(1 x 16 bit), 1(2 x 8 bit)
15 In stock for delivery within 1 working days
Price Each
kr 48,16
(exc. VAT)
kr 60,20
(inc. VAT)
Units
Per unit
1 - 9
kr 48,16
10 - 24
kr 44,96
25 - 99
kr 43,87
100 +
kr 39,98
Packaging Options:
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