ATMEGA64L-8MUR vs ATMEGA649A-MU 比較
詳細並排比較 ATMEGA64L-8MUR 由 Microchip Technology 與 ATMEGA649A-MU 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。
規格比較
| 參數 | ATMEGA64L-8MUR | ATMEGA649A-MU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | NRND | 啟用中 |
| Core Processor | AVR | — |
| Core Size | 8-Bit | — |
| Speed | 8 MHz | — |
| Program Memory Size | 64 KB (32K x 16) FLASH | — |
| RAM Size | 4 KB SRAM | — |
| EEPROM Size | 2 KB | — |
| Number of I/O | 53 | — |
| Supply Voltage Range | 2.7 V to 5.5 V (L version) | 1.8 V to 5.5 V (4.5 V to 5.5 V for 16 MHz operation) |
| 工作溫度 | -40C to +85C | -40C to +85C (Industrial) |
| 封裝 | 64-QFN (9x9 mm) MLF | 64-QFN (9x9 mm) with exposed pad (64-VFQFN) |
| 安裝類型 | Surface Mount | Surface Mount |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | — |
| Connectivity | I2C (TWI), SPI, UART/USART x2 | — |
| Data Converters | 8-channel 10-bit ADC | — |
| Oscillator Type | External (XTAL) | — |
| Program Memory Type | In-System Programmable FLASH | Flash (read-while-write) |
| Timers | Two 8-bit, Two 16-bit | — |
| JTAG | Yes (on-chip debug and boundary scan) | — |
| Architecture | Advanced RISC, 130 instructions, 32 x 8 registers | — |
| Core Architecture | — | 8-bit AVR RISC |
| Flash Memory | — | 64 KB (32K x 16) ISP Flash |
| EEPROM | — | 2 KB |
| SRAM | — | 4 KB |
| Maximum Clock Speed | — | 16 MHz |
| General Purpose I/O | — | 54/69 I/O lines |
| Working Registers | — | 32 general purpose registers |
| Debug Interface | — | JTAG (boundary scan and on-chip debug) |
| Series | — | AVR ATmega |
| RoHS 狀態 | — | Compliant (Green package) |
| Core Performance | — | Up to 16 MIPS at 16 MHz (single-cycle instructions) |