ATMEGA640V-8AU vs ATMEGA1280V-8AUR 比較
詳細並排比較 ATMEGA640V-8AU 由 Microchip Technology 與 ATMEGA1280V-8AUR 由 Microchip Technology. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
Microchip Technology
ATMEGA640V-8AU - 8MHz 64KB Flash AVR MCU 100-TQFP | Microchip
ATMEGA640V-8AU ✓ 啟用中Microchip Technology
ATMEGA1280V-8AUR - 8MHz 128KB Flash AVR MCU | Microchip (Tape & Reel)
ATMEGA1280V-8AUR ✓ 啟用中規格比較
| 參數 | ATMEGA640V-8AU | ATMEGA1280V-8AUR |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Core Architecture | 8-bit AVR RISC | — |
| Max Clock Frequency | 8 MHz | — |
| Flash Memory | 64 KB (32K x 16) | 128 KB (64K x 16) |
| SRAM | 8 KB | 8 KB |
| EEPROM | 4 KB | 4 KB |
| Supply Voltage Range | 1.8 V to 5.5 V | 2.7 V to 5.5 V |
| General Purpose I/O | 86 lines | — |
| Timers/Counters | 6 | 6 (with compare modes and PWM) |
| USART Interfaces | 4 | — |
| Serial Interfaces | SPI, 2-wire (I2C-compatible), 4x USART | — |
| ADC | 10-bit, 16-channel | — |
| Analog Comparator | Yes, on-chip | — |
| Watchdog Timer | Yes, with separate on-chip oscillator | Yes, with internal oscillator |
| External Memory Interface | EBI/EMI | — |
| 封裝 | 100-TQFP (14 x 14 mm) | 100-TQFP (14 x 14 mm, 1.0 mm height) |
| 安裝類型 | Surface Mount | Surface Mount |
| Program Memory Type | ISP Flash | — |
| Series | AVR ATmega | — |
| RoHS 狀態 | Compliant | [DATA_NEEDED: RoHS compliance status] |
| Core Processor | — | AVR |
| Core Size | — | 8-Bit |
| Max Clock Speed | — | 8 MHz |
| Number of I/O | — | 86 |
| USART | — | 4 |
| Communication Interfaces | — | I2C (TWI), SPI, 4x USART |
| ADC Channels | — | 16-channel, 10-bit |
| Instructions | — | 133 instructions, most single-cycle |
| Working Registers | — | 32 x 8-bit general purpose |
| Programming | — | In-System Programmable (ISP) |
| 生命週期狀態 | — | Active |