ATMEGA640V-8CUR vs ATMEGA1280V-8CUR Comparison
Detailed side-by-side comparison of ATMEGA640V-8CUR by Microchip Technology and ATMEGA1280V-8CUR 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-8CUR - 8MHz AVR 64KB MCU 100-CBGA | Microchip
ATMEGA640V-8CUR β ActiveMicrochip Technology
ATMEGA1280V-8CUR - 8MHz AVR MCU 128KB Flash CBGA-100 | Microchip
ATMEGA1280V-8CUR β ActiveSpecification Comparison
| Parameter | ATMEGA640V-8CUR | ATMEGA1280V-8CUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.02 | $10.50 |
| Core Processor | AVR | β |
| Core Size | 8-Bit | β |
| Speed | 8 MHz | β |
| Program Memory Type | FLASH | β |
| Program Memory Size | 64 KB (32K x 16) | β |
| RAM Size | 8 KB | β |
| EEPROM Size | 4 KB | β |
| Supply Voltage Range | 1.8 V to 5.5 V | β |
| Number of I/O | 86 | β |
| General Purpose Working Registers | 32 | β |
| Timers/Counters | 6 flexible timer/counters | β |
| Real-Time Counter | Yes | β |
| Operating Temperature | -40C to +85C (TA) | -40C to +85C (industrial) |
| Package | 100-CBGA (9x9 mm) | 100-CBGA, 9 x 9 mm |
| Mounting Type | Surface Mount | Surface Mount |
| Programming Interface | ICSP (In-Circuit Serial Programming) | β |
| Data Bus Width | 8 Bit | β |
| RoHS Status | [DATA_NEEDED: RoHS status] | Compliant (GREEN) |
| Core | β | AVR 8-bit RISC |
| Max Clock Speed | β | 8 MHz |
| Flash Memory | β | 128 KB (64K x 16), ISP |
| SRAM | β | 8 KB |
| EEPROM | β | 4 KB |
| Supply Voltage | β | 2.7 V to 5.5 V |
| I/O Lines | β | 86 general purpose I/O |
| ADC | β | 8/16-channel, 10-bit |
| USART | β | 4 programmable serial USART |
| SPI | β | Master/Slave SPI serial interface |
| TWI (I2C) | β | Byte-oriented 2-wire serial interface |
| External Bus Interface | β | EBI/EMI |
| Timers | β | Four timer/counters with output compare modulator |
| Watchdog Timer | β | Programmable, separate on-chip oscillator |
| Analog Comparator | β | On-chip |
| Packaging | β | Tape & Reel (R suffix) |
| Lifecycle Stage | β | Active |