ATMEGA6450V-8AU vs ATMEGA640V-8AU Comparison
Detailed side-by-side comparison of ATMEGA6450V-8AU 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
ATMEGA6450V-8AU - 8-bit AVR MCU, 64KB Flash, 8MHz | Microchip
ATMEGA6450V-8AU β ActiveMicrochip Technology
ATMEGA640V-8AU - 8MHz 64KB Flash AVR MCU 100-TQFP | Microchip
ATMEGA640V-8AU β ActiveSpecification Comparison
| Parameter | ATMEGA6450V-8AU | ATMEGA640V-8AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.31 | $3.95 |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR RISC |
| Data Bus Width | 8 Bit | β |
| Maximum Clock Speed | 8 MHz | β |
| Flash Memory | 64KB (32K x 16), In-System Programmable | 64 KB (32K x 16) |
| EEPROM | 2KB | 4 KB |
| SRAM | 4KB | 8 KB |
| ADC Resolution | 10-bit | β |
| I/O Ports | 53 I/O lines | β |
| Supply Voltage | 1.8 V (V-variant extended low-voltage range) | β |
| Instructions | 130 powerful instructions, most single-cycle | β |
| In-System Programming | Yes (ICSP) | β |
| Package | 100-TQFP (14 x 14 mm) | 100-TQFP (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (A-grade industrial) | β |
| Life Cycle Stage | ACTIVE | β |
| LCD Controller | Integrated segment LCD drive (6450 family) | β |
| RoHS Status | Compliant (GREEN package per Microchip classification) | Compliant |
| 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 |