ATMEGA2560-16AU vs ATMEGA640V-8AU Comparison
Detailed side-by-side comparison of ATMEGA2560-16AU by Microchip Technology and ATMEGA640V-8AU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATMEGA2560-16AU - 8-bit AVR MCU 256KB Flash 16MHz | Microchip
ATMEGA2560-16AU ✓ ActiveMicrochip Technology
ATMEGA640V-8AU - 8MHz 64KB Flash AVR MCU 100-TQFP | Microchip
ATMEGA640V-8AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA2560-16AU | ATMEGA640V-8AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.87 | $3.95 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Core Size | 8-bit | — |
| Max Clock Frequency | 16 MHz | 8 MHz |
| Program Memory Type | FLASH (ISP) | ISP Flash |
| Flash Memory Size | 256 KB (128K x 16) | — |
| SRAM Size | 8 KB | — |
| EEPROM Size | 4 KB | — |
| Number of I/O Lines | 86 | — |
| Working Registers | 32 general purpose | — |
| Supply Voltage (VCC) | 4.5 V to 5.5 V (at 16 MHz) | — |
| ADC Resolution | 10 bit | — |
| ADC Channels | 8 (16 with ADC mux on PK port) | — |
| Number of USARTs | 4 | — |
| Timers/Counters | 6 (flexible, with compare and PWM modes) | 6 |
| Interface Types | SPI, TWI (I2C), JTAG, USART | — |
| Package | 100-TQFP (14x14 mm) | 100-TQFP (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| MIPS | Up to 16 MIPS (approx. 1 MIPS per MHz) | — |
| Flash Memory | — | 64 KB (32K x 16) |
| SRAM | — | 8 KB |
| EEPROM | — | 4 KB |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| General Purpose I/O | — | 86 lines |
| USART Interfaces | — | 4 |
| Serial Interfaces | — | SPI, 2-wire (I2C-compatible), 4x USART |
| ADC | — | 10-bit, 16-channel |
| Analog Comparator | — | Yes, on-chip |
| Watchdog Timer | — | Yes, with separate on-chip oscillator |
| External Memory Interface | — | EBI/EMI |
| Series | — | AVR ATmega |
| RoHS Status | — | Compliant |