ATMEGA640V-8AU vs ATMEGA1280-16AU Comparison
Detailed side-by-side comparison of ATMEGA640V-8AU by Microchip Technology and ATMEGA1280-16AU 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
ATMEGA640V-8AU - 8MHz 64KB Flash AVR MCU 100-TQFP | Microchip
ATMEGA640V-8AU ✓ ActiveMicrochip Technology
ATMEGA1280-16AU - 16MHz 128KB AVR MCU | Microchip Technology
ATMEGA1280-16AU ✓ ActiveSpecification Comparison
| Parameter | ATMEGA640V-8AU | ATMEGA1280-16AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | 8-bit AVR RISC | — |
| Max Clock Frequency | 8 MHz | — |
| Flash Memory | 64 KB (32K x 16) | 128 KB |
| SRAM | 8 KB | 8 KB |
| EEPROM | 4 KB | 4 KB |
| Supply Voltage Range | 1.8 V to 5.5 V | — |
| General Purpose I/O | 86 lines | — |
| Timers/Counters | 6 | — |
| USART Interfaces | 4 | — |
| Serial Interfaces | SPI, 2-wire (I2C-compatible), 4x USART | — |
| ADC | 10-bit, 16-channel | 16-channel, 10-bit |
| Analog Comparator | Yes, on-chip | — |
| Watchdog Timer | Yes, with separate on-chip oscillator | — |
| External Memory Interface | EBI/EMI | — |
| Package | 100-TQFP (14 x 14 mm) | 100-pin TQFP, 14 x 14 mm |
| Mounting Type | Surface Mount | Surface mount |
| Program Memory Type | ISP Flash | — |
| Series | AVR ATmega | — |
| RoHS Status | Compliant | [DATA_NEEDED: RoHS compliance status] |
| Product Type | — | 8-bit AVR RISC-based microcontroller |
| Maximum Clock Speed | — | 16 MHz |
| General-Purpose I/O Lines | — | 86 lines |
| General-Purpose Working Registers | — | 32 registers |
| USART | — | 4 channels |
| Timer/Counters | — | 6 flexible timer/counters |
| Two-Wire Serial Interface | — | Byte-oriented TWI/I2C |
| Debug and Programming Interface | — | JTAG |
| Data Bus Width | — | 8-bit |
| Operating Voltage | — | 2.7 V to 5.5 V |
| Operating Temperature | — | -40°C to +85°C |
| Lifecycle Status | — | Active |
| REACH Status | — | [DATA_NEEDED: REACH compliance status] |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification status] |