ATMEGA2561-16MU vs ATMEGA2561V-8MI 对比
详细并排对比 ATMEGA2561-16MU 出自 Microchip Technology 和 ATMEGA2561V-8MI 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Microchip Technology
ATMEGA2561-16MU - 8-bit AVR MCU 256KB Flash 16MHz 64-QFN | Microchip
ATMEGA2561-16MU ✓ 量产中Microchip Technology
ATMEGA2561V-8MI - 8-bit AVR MCU 256KB Flash 8MHz | Microchip
ATMEGA2561V-8MI ✓ 量产中规格对比
| 参数 | ATMEGA2561-16MU | ATMEGA2561V-8MI |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $11.83 | $7.65 |
| Core Architecture | AVR 8-bit RISC | 8-bit AVR RISC |
| Maximum CPU Frequency | 16 MHz | — |
| MIPS Throughput | 16 MIPS | — |
| Program Flash Memory | 256 KB (128K x 16) | — |
| SRAM | 8 KB | 8 KB |
| EEPROM | 4 KB | 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 | 8-channel 10-bit |
| USART | 4 channels | 4 |
| 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 | — |
| 封装 | 64-VFQFN (9x9 mm) with exposed pad | 64-VFQFN Exposed Pad |
| 工作温度 | -40 C to +85 C (industrial) | -40C to +85C |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | [DATA_NEEDED: MSL level] | — |
| Lead-Free / RoHS | Yes / Compliant | — |
| Flash Program Memory | — | 256 KB (128K x 16) ISP |
| 最大时钟频率 | — | 8 MHz |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| General Purpose I/O Lines | — | 86 |
| Working Registers | — | 32 general purpose |
| Instruction Set | — | 131 instructions, most single-cycle |
| Timers/Counters | — | 6 flexible timer/counters with compare modes and PWM |
| Serial Interfaces | — | 2-wire (I2C-compatible), SPI |
| Real-Time Counter | — | Yes |
| Debug/Program Interface | — | JTAG (boundary scan, on-chip debug, programming) |
| Throughput | — | Up to 16 MIPS at 16 MHz (family rating) |