ATMEGA164P-20PQ vs ATMEGA644A-PU

This detailed comparison of ATMEGA164P-20PQ and ATMEGA644A-PU in the Embedded - Microcontrollers provides valuable insights into their specifications and features. Key aspects such as Manufacturer, Package, Mounting Type, and core parameters are thoroughly analyzed. This side-by-side comparison simplifies component selection. To learn more, explore their datasheets or request a quote directly.

ATMEGA164P-20PQ

VIGOR

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ATMEGA644A-PU

Roving Networks / Microchip Technology

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Specifications Hide identical items

Manufacturer	VIGOR	Roving Networks / Microchip Technology
Package / Case	40-DIP (0.600", 15.24mm)	40-DIP (0.600", 15.24mm)
Description	IC MCU 8BIT 16KB FLASH 40DIP	IC MCU 8BIT 64KB FLASH 40DIP
In Stock	665	5 861
Mounting Type	Through Hole	Through Hole
Part Status	Active	Active
Series	AVR® ATmega	AVR® ATmega
Package	Bulk	Tube
Core Processor	AVR	AVR
Core Size	8-Bit	8-Bit
Speed	20MHz	20MHz
Connectivity	I²C, SPI, UART/USART	I²C, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT	Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O	32	32
Program Memory Size	16KB (8K x 16)	64KB (32K x 16)
Program Memory Type	FLASH	FLASH
EEPROM Size	512 x 8	2K x 8
RAM Size	1K x 8	4K x 8
Voltage - Supply (Vcc/Vdd)	2.7V ~ 5.5V	1.8V ~ 5.5V
Data Converters	A/D 8x10b	A/D 8x10b
Oscillator Type	Internal	Internal
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)
Supplier Device Package	40-PDIP	40-PDIP