ATMEGA128A-MNR vs ATMEGA1284P-MUR 对比
详细并排对比 ATMEGA128A-MNR 出自 Microchip Technology 和 ATMEGA1284P-MUR 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
ATMEGA128A-MNR - 8-bit AVR MCU, 128KB Flash 16MHz | Microchip (Tape & Reel)
ATMEGA128A-MNR ✓ 量产中Microchip Technology
ATMEGA1284P-MUR - 8-bit AVR MCU 20MHz 128KB Flash | Microchip
ATMEGA1284P-MUR ✓ 量产中规格对比
| 参数 | ATMEGA128A-MNR | ATMEGA1284P-MUR |
|---|---|---|
| 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） | $5.42 | $0.00 |
| Core | AVR 8-bit RISC | AVR 8-bit RISC |
| Program Memory Size | 128KB (64K x 16) FLASH | — |
| Program Memory Type | FLASH (read-while-write) | — |
| EEPROM Size | 4KB | — |
| SRAM Size | 4KB | — |
| 最大时钟频率 | 16 MHz | — |
| Number of I/O | 53 | — |
| General Purpose Working Registers | 32 | — |
| Oscillator Type | Internal | — |
| 封装 / 外壳 | 64-QFN (9x9 mm), VFQFN exposed pad | — |
| 安装方式 | Surface Mount | — |
| 工作温度 | -40C to +105C | — |
| 电源电压 | [DATA_NEEDED: supply voltage range] | — |
| Timers / Counters | Four flexible timer/counters plus real-time counter | — |
| 接口类型 | [DATA_NEEDED: interface type list] | — |
| Packaging | Tray | — |
| RoHS 状态 | Green (per Mouser listing) | — |
| Max Clock Frequency | — | 20 MHz |
| Flash Program Memory | — | 128 KB (64K x 16), In-System Programmable |
| SRAM | — | 16 KB |
| EEPROM | — | 4 KB |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| Throughput | — | Up to 20 MIPS at 20 MHz |
| General Purpose I/O Lines | — | 32 |
| USARTs | — | 2 |
| Timer/Counters | — | 3 (with compare modes and PWM) |
| ADC | — | 8-channel, 10-bit |
| Serial Interfaces | — | TWI (I2C, byte-oriented), SPI, 2x USART |
| Real Time Counter | — | Yes (RTC) |
| Working Registers | — | 32 x 8 general purpose |
| Instructions | — | 131 instructions, most single-cycle |
| Multiplier | — | On-chip 2-cycle hardware multiplier |
| 封装 | — | 44-VQFN (7x7 mm), exposed pad |
| 安装类型 | — | Surface Mount |
| Debug / Programming | — | ISP (In-Circuit Serial Programming), JTAG |
| Life Cycle Stage | — | Active |