Microchip ATMEGA644A-PU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 40-Pin PDIP

RS Stock No.:: 131-0318
Mfr. Part No.:: ATMEGA644A-PU
Brand:: Microchip

Microchip ATMEGA644A-PU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 40-Pin PDIP

Bulk discount available

Subtotal (1 unit)**

£4.66

(exc. VAT)

£5.59

(inc. VAT)

Available to back order for despatch 13/06/2025*

* Delivery dates may change based on your chosen quantity and delivery address.

FREE delivery for orders over £50.00

Units	Per unit
1 - 24	£4.66
25 - 99	£4.52
100 +	£4.35

**price indicative

RS Stock No.:: 131-0318
Mfr. Part No.:: ATMEGA644A-PU
Brand:: Microchip

ESD Control Selection Guide V1
Datasheet

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
USB Channels	0
Number of PWM Units	1
Number of SPI Channels	3
Number of UART Channels	2
Number of CAN Channels	0
Typical Operating Supply Voltage	1.8 → 5.5 V
Number of I2C Channels	1
Number of USART Channels	2
Number of LIN Channels	0
Height	4.44mm
Minimum Operating Temperature	-40 °C
Maximum Number of Ethernet Channels	0
ADCs	8 x 10 bit
Length	52.57mm
Maximum Operating Temperature	+85 °C
Number of ADC Units	1
Instruction Set Architecture	RISC
Width	13.97mm
Program Memory Type	Flash
Pulse Width Modulation	1 (6 Channel)
Dimensions	52.57 x 13.97 x 4.44mm
Number of PCI Channels	0
Number of Ethernet Channels	0

Microchip ATMEGA644A-PU, 8bit AVR Microcontroller, ATmega, 20MHz, 64 kB Flash, 40-Pin PDIP

FREE delivery for orders over £50.00

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

Related links

Be the first to know about our latest products and services