ATMEGA6490V-8AUR vs ATMEGA640V-8AU Comparison
Detailed side-by-side comparison of ATMEGA6490V-8AUR 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
ATMEGA6490V-8AUR - 8-bit AVR MCU 64KB LCD 8MHz TQFP-100 | Microchip
ATMEGA6490V-8AUR β ActiveMicrochip Technology
ATMEGA640V-8AU - 8MHz 64KB Flash AVR MCU 100-TQFP | Microchip
ATMEGA640V-8AU β ActiveSpecification Comparison
| Parameter | ATMEGA6490V-8AUR | ATMEGA640V-8AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.42 | $3.95 |
| Core Processor | AVR 8-bit RISC | β |
| Core Size | 8-bit | β |
| Speed | 8 MHz | β |
| Flash Memory | 64 KB (32K x 16) ISP, read-while-write | 64 KB (32K x 16) |
| EEPROM | 2 KB | 4 KB |
| SRAM | 4 KB | 8 KB |
| GPIO | 54 / 69 general purpose I/O lines | β |
| Working Registers | 32 x 8-bit general purpose | β |
| LCD Controller | Integrated segment LCD driver | β |
| Operating Voltage | 1.8 V to 5.5 V | β |
| Debug / Programming | JTAG (boundary-scan, on-chip debug, ISP) | β |
| Peripherals | Brown-out detect/reset, POR, picoPower | β |
| Connectivity | SPI, TWI (I2C), USART | β |
| Package | 100-TQFP (14x14 mm) | 100-TQFP (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Packing | Tape & Reel (R suffix) | β |
| Temperature Grade | [DATA_NEEDED: operating temperature range] | β |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | Compliant |
| Core Architecture | β | 8-bit AVR RISC |
| Max Clock Frequency | β | 8 MHz |
| Supply Voltage Range | β | 1.8 V to 5.5 V |
| General Purpose I/O | β | 86 lines |
| Timers/Counters | β | 6 |
| USART Interfaces | β | 4 |
| Serial Interfaces | β | SPI, 2-wire (I2C-compatible), 4x USART |
| ADC | β | 10-bit, 16-channel |
| Analog Comparator | β | Yes, on-chip |
| Watchdog Timer | β | Yes, with separate on-chip oscillator |
| External Memory Interface | β | EBI/EMI |
| Program Memory Type | β | ISP Flash |
| Series | β | AVR ATmega |