ATMEGA2561V-8MU vs ATMEGA2561-16MU 对比
详细并排对比 ATMEGA2561V-8MU 出自 Microchip Technology 和 ATMEGA2561-16MU 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
ATMEGA2561V-8MU - 8-bit AVR MCU, 256KB Flash, 8MHz | Microchip
ATMEGA2561V-8MU ✓ 量产中Microchip Technology
ATMEGA2561-16MU - 8-bit AVR MCU 256KB Flash 16MHz 64-QFN | Microchip
ATMEGA2561-16MU ✓ 量产中规格对比
| 参数 | ATMEGA2561V-8MU | ATMEGA2561-16MU |
|---|---|---|
| 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） | $11.75 | $11.83 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| 最大时钟频率 | 8 MHz | — |
| Throughput | Up to 16 MIPS at 16 MHz (8 MHz grade for V variant) | — |
| Program Memory (Flash) | 256 KB (128K x 16) | — |
| SRAM | 8 KB | 8 KB |
| EEPROM | 4 KB | 4 KB |
| Operating Voltage Range (V variant) | 1.8 V to 5.5 V | — |
| General-Purpose I/O Lines | 86 | — |
| General-Purpose Working Registers | 32 x 8 | 32 |
| USART | 4 programmable serial USARTs | 4 channels |
| SPI | Master/Slave SPI serial interface | 1 channel (Master/Slave) |
| TWI (I2C-compatible) | Byte-oriented 2-wire serial interface | — |
| Timers/Counters | 6 flexible timer/counters with compare and PWM modes | — |
| ADC | 8-channel, 10-bit ADC | 8-channel, 10-bit |
| Analog Comparator | On-chip | On-chip, with selectable hysteresis |
| Watchdog Timer | Programmable, with separate on-chip oscillator | Yes, with separate on-chip oscillator |
| 封装 | 64-QFN (MU), 9 x 9 mm with exposed pad | 64-VFQFN (9x9 mm) with exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) |
| RoHS 状态 | Compliant | — |
| Maximum CPU Frequency | — | 16 MHz |
| MIPS Throughput | — | 16 MIPS |
| Program Flash Memory | — | 256 KB (128K x 16) |
| Operating Voltage (VCC) | — | 4.5 V to 5.5 V |
| Programmable I/O Lines | — | 54 |
| TWI (I2C) | — | 1 channel (byte-oriented) |
| Timer/Counters | — | 2x 8-bit + 4x 16-bit with PWM |
| JTAG Debug Interface | — | Yes (boundary-scan capable) |
| External Memory Interface (EBI/EMI) | — | Yes |
| MSL 等级 | — | [DATA_NEEDED: MSL level] |
| Lead-Free / RoHS | — | Yes / Compliant |