ATMEGA640-16CUR vs ATMEGA640V-8CUR Comparison
Detailed side-by-side comparison of ATMEGA640-16CUR by Microchip Technology and ATMEGA640V-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
ATMEGA640-16CUR - 8-Bit AVR MCU 64KB 16MHz 100-CBGA | Microchip
ATMEGA640-16CUR ✓ ActiveMicrochip Technology
ATMEGA640V-8CUR - 8MHz AVR 64KB MCU 100-CBGA | Microchip
ATMEGA640V-8CUR ✓ ActiveSpecification Comparison
| Parameter | ATMEGA640-16CUR | ATMEGA640V-8CUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.72 | $4.02 |
| Core Architecture | 8-bit AVR RISC | — |
| Flash Memory | 64 KB (32K x 16) ISP Flash | — |
| SRAM | 8 KB (8K x 8) | — |
| EEPROM | 4 KB | — |
| Maximum Clock Frequency | 16 MHz | — |
| Supply Voltage Range | 2.7 V to 5.5 V | 1.8 V to 5.5 V |
| General Purpose I/O | 86 lines | — |
| Working Registers | 32 general purpose registers | — |
| USART | 4 programmable serial USART | — |
| SPI | Master/Slave SPI serial interface | — |
| TWI | Byte-oriented 2-wire serial interface | — |
| ADC | 8/16-channel, 10-bit | — |
| Analog Comparator | On-chip | — |
| Watchdog Timer | Programmable, separate on-chip oscillator | — |
| Package | 100-CBGA (9x9 mm) | 100-CBGA (9x9 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Programming / Debug | ISP, ICSP (2 I/O pins + reset) | — |
| Product Series | AVR ATmega | — |
| Core Processor | — | AVR |
| Core Size | — | 8-Bit |
| Speed | — | 8 MHz |
| Program Memory Type | — | FLASH |
| Program Memory Size | — | 64 KB (32K x 16) |
| RAM Size | — | 8 KB |
| EEPROM Size | — | 4 KB |
| Number of I/O | — | 86 |
| General Purpose Working Registers | — | 32 |
| Timers/Counters | — | 6 flexible timer/counters |
| Real-Time Counter | — | Yes |
| Operating Temperature | — | -40C to +85C (TA) |
| Programming Interface | — | ICSP (In-Circuit Serial Programming) |
| Data Bus Width | — | 8 Bit |
| RoHS Status | — | [DATA_NEEDED: RoHS status] |