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| PartNumber | ATMEGA649V-8AUR | ATMEGA649V-8AU | ATMEGA649V-8MU |
| Description | 8-bit Microcontrollers - MCU AVR 64KB FL 2KB EE 4B SRAM LCD8MHz 1.8V | 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC LCD | 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC LCD |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-64 | TQFP-64 | MLF-64 |
| Series | ATmega649 | ATmega649 | ATmega649 |
| Core | AVR | AVR | AVR |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 8 MHz | 8 MHz | 8 MHz |
| Program Memory Size | 64 kB | 64 kB | 64 kB |
| Data RAM Size | 2 kB | 4 kB | 4 kB |
| Number of I/Os | 53 I/O | 54 I/O | 54 I/O |
| Operating Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 85 C | + 85 C |
| Packaging | Reel | Tray | Tray |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Data RAM Type | EEPROM | SRAM | SRAM |
| Interface Type | I2C, SPI, UART | JTAG, SPI, USART, USI | SPI, USART, USI |
| Processor Series | megaAVR | megaAVR | megaAVR |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 1000 | 90 | 260 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Tradename | AVR | AVR | AVR |
| Unit Weight | 0.012720 oz | 0.012720 oz | - |
| ADC Resolution | - | 10 bit | - |
| Height | - | 1 mm | 0.88 mm |
| Length | - | 14 mm | 9 mm |
| Width | - | 14 mm | 9 mm |
| Data ROM Size | - | 2 kB | 2 kB |
| Data ROM Type | - | EEPROM | EEPROM |
| Analog Supply Voltage | - | 1.8 V to 5.5 V | - |
| DAC Resolution | - | - | - |
| I/O Voltage | - | 1.8 V to 5.5 V | - |
| Moisture Sensitive | - | Yes | Yes |
| Number of ADC Channels | - | 8 Channel | - |
| Number of Timers/Counters | - | 3 Timer | 3 Timer |
| Supply Voltage Max | - | 5.5 V | 5.5 V |
| Supply Voltage Min | - | 2.7 V | 1.8 V |
| Watchdog Timers | - | Watchdog Timer | - |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Microchip Technology / Atmel |
ATMEGA649V-8AUR | 8-bit Microcontrollers - MCU AVR 64KB FL 2KB EE 4B SRAM LCD8MHz 1.8V | |
| ATMEGA649V-8AU | 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC LCD | ||
| ATMEGA649V-8MU | 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC LCD | ||
| ATMEGA649V-8MUR | 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM LCD8MHz1.8V | ||
| ATMEGA649V-8AI | IC MCU 8BIT 64KB FLASH 64TQFP | ||
| ATMEGA649V-8MUR | Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM LCD8MHz1.8V | ||
| ATMEGA649V-8AUR | Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64KB FL 2KB EE 4B SRAM LCD8MHz 1.8V | ||
| ATMEGA649V-8MU | Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC LCD | ||
| ATMEGA649V-8AU | Microcontrollers - MCU 8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC LCD | ||
| ATMEGA649V-8MI | IC MCU 8BIT 64KB FLASH 64QFN |