HomeAll CategoryComparisonatmega64916mu_4851225-vs-atmega649amu_4861256-vs-atmega64916mur_4851161

Comparison

ATMEGA649-16MU vs ATMEGA649A-MU vs ATMEGA649-16MUR

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Mfr. Part #	ATMEGA649-16MU	ATMEGA649A-MU	ATMEGA649-16MUR
Manufacturer	Microchip Technology	Microchip Technology	Microchip Technology
Description	MCU 8-bit ATmega AVR RISC 64KB Flash 3.3V/5V 64-Pin MLF EP	IC MCU 8BIT 64KB FLASH 64QFN	MCU 8-bit ATmega AVR RISC 64KB Flash 3.3V/5V 64-Pin MLF EP T/R
Datasheet
RoHS
Specifications
Factory Lead Time	7 Weeks	7 Weeks	7 Weeks
Contact Plating	Tin	Tin	Tin
Mount	Surface Mount	Surface Mount	Surface Mount
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Package / Case	64-VFQFN Exposed Pad	64-VFQFN Exposed Pad	64-VFQFN Exposed Pad
Number of Pins	64	64	64
Data Converters	A/D 8x10b	A/D 8x10b	A/D 8x10b
Number of I/Os	53	54	53
Operating Temperature	-40°C~85°C TA	-40°C~85°C TA	-40°C~85°C TA
Packaging	Tray	Tray	Tape & Reel (TR)
Series	AVR® ATmega	AVR® ATmega	AVR® ATmega
Published	2007	2010	1997
JESD-609 Code	e3	-	e3
Pbfree Code	yes	yes	yes
Part Status	Active	Active	Active
Moisture Sensitivity Level (MSL)	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)
Number of Terminations	64	64	64
Additional Feature	ALSO OPERATES AT 2.7V SUPPLY AT 8 MHZ	ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 8 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ	ALSO OPERATES AT 2.7V SUPPLY AT 8 MHZ
Voltage - Supply	5V	1.8V~5.5V	5V
Terminal Position	QUAD	QUAD	QUAD
Terminal Form	NO LEAD	NO LEAD	NO LEAD
Peak Reflow Temperature (Cel)	260	-	260
Terminal Pitch	0.5mm	0.5mm	0.5mm
Frequency	16MHz	16MHz	16MHz
Time@Peak Reflow Temperature-Max (s)	40	-	40
Base Part Number	ATMEGA649	ATMEGA649A	ATMEGA649
Qualification Status	Not Qualified	Not Qualified	Not Qualified
Power Supplies	2/5V	2/5V	2/5V
Interface	SPI, UART, USART	SPI, UART, USART	CAN, I2C, IrDA, LIN, SPI, UART, USART
Memory Size	64kB	64kB	64kB
Oscillator Type	Internal	Internal	Internal
RAM Size	4K x 8	4K x 8	4K x 8
uPs/uCs/Peripheral ICs Type	MICROCONTROLLER, RISC	MICROCONTROLLER, RISC	MICROCONTROLLER, RISC
Core Processor	AVR	AVR	AVR
Peripherals	Brown-out Detect/Reset, LCD, POR, PWM, WDT	Brown-out Detect/Reset, LCD, POR, PWM, WDT	Brown-out Detect/Reset, LCD, POR, PWM, WDT
Program Memory Type	FLASH	FLASH	FLASH
Core Size	8-Bit	8-Bit	8-Bit
Program Memory Size	64KB 32K x 16	64KB 32K x 16	64KB 32K x 16
Connectivity	SPI, UART/USART, USI	SPI, UART/USART, USI	SPI, UART/USART, USI
Bit Size	8	8	8
Access Time	16 μs	-	-
Has ADC	YES	YES	YES
DMA Channels	NO	NO	NO
Data Bus Width	8b	8b	8b
PWM Channels	YES	YES	YES
DAC Channels	NO	NO	NO
Number of Timers/Counters	3	3	3
EEPROM Size	2K x 8	2K x 8	2K x 8
Number of Programmable I/O	54	-	54
Voltage - Supply (Max)	5.5V	5.5V	5.5V
Voltage - Supply (Min)	4.5V	4.5V	4.5V
Length	9mm	9mm	9mm
Height Seated (Max)	1mm	1mm	1mm
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Lead Free	Lead Free	-	-
Watchdog Timers	-	Yes	-
Pricing(USD)
Grads Price	Quantity Unit Price 1+ $9.51549 10+ $8.97687 100+ $8.46875 500+ $7.98939 1000+ $7.53716	Quantity Unit Price 1+ $8.06109 10+ $7.6048 100+ $7.17434 500+ $6.76824 1000+ $6.38514	Quantity Unit Price 1+ $11.29508 10+ $10.65574 100+ $10.05258 500+ $9.48357 1000+ $8.94676
Availability	8	9984	34
Price	$9.51549	$8.06109	$11.29508
Quantity