ATMEGA2561-16MU vs ATMEGA1281-16MUR 比較
詳細並排比較 ATMEGA2561-16MU 由 Microchip Technology 與 ATMEGA1281-16MUR 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
ATMEGA2561-16MU - 8-bit AVR MCU 256KB Flash 16MHz 64-QFN | Microchip
ATMEGA2561-16MU ✓ 啟用中Microchip Technology
ATMEGA1281-16MUR - 8-Bit AVR MCU 16MHz 128KB Flash | Microchip
ATMEGA1281-16MUR ✓ 啟用中規格比較
| 參數 | ATMEGA2561-16MU | ATMEGA1281-16MUR |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Core Architecture | AVR 8-bit RISC | — |
| Maximum CPU Frequency | 16 MHz | — |
| MIPS Throughput | 16 MIPS | — |
| Program Flash Memory | 256 KB (128K x 16) | — |
| SRAM | 8 KB | — |
| EEPROM | 4 KB | — |
| Operating Voltage (VCC) | 4.5 V to 5.5 V | — |
| Programmable I/O Lines | 54 | — |
| General-Purpose Working Registers | 32 | — |
| ADC | 8-channel, 10-bit | — |
| USART | 4 channels | — |
| SPI | 1 channel (Master/Slave) | — |
| TWI (I2C) | 1 channel (byte-oriented) | — |
| Timer/Counters | 2x 8-bit + 4x 16-bit with PWM | — |
| Watchdog Timer | Yes, with separate on-chip oscillator | — |
| Analog Comparator | On-chip, with selectable hysteresis | — |
| JTAG Debug Interface | Yes (boundary-scan capable) | — |
| External Memory Interface (EBI/EMI) | Yes | — |
| 封裝 | 64-VFQFN (9x9 mm) with exposed pad | 64-QFN (9x9 mm), VFQFN exposed pad |
| 工作溫度 | -40 C to +85 C (industrial) | — |
| 安裝類型 | Surface Mount | Surface Mount |
| MSL 等級 | [DATA_NEEDED: MSL level] | — |
| Lead-Free / RoHS | Yes / Compliant | — |
| Core | — | AVR 8-bit RISC |
| 最大時脈頻率 | — | 16 MHz |
| Program Memory Size | — | 128 KB (64K x 16) Flash |
| SRAM Size | — | 8 KB |
| EEPROM Size | — | 4 KB |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| Number of I/O Lines | — | 54 |
| General Purpose Working Registers | — | 32 |
| Timers/Counters | — | 6 (flexible, with compare modes and PWM) |
| USART Channels | — | 4 |
| Serial Interfaces | — | TWI (I2C-compatible), SPI |
| ADC Channels | — | 16-channel |
| 資料匯流排寬度 | — | 8 Bit |
| Temperature Range | — | Industrial (-40C to +85C) |
| Life Cycle Stage | — | Active |