ATMEGA1281-16AU vs ATMEGA128L-8AU 对比
详细并排对比 ATMEGA1281-16AU 出自 Microchip Technology 和 ATMEGA128L-8AU 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
ATMEGA1281-16AU - 8-Bit AVR MCU 128KB Flash 16MHz | Microchip
ATMEGA1281-16AU ✓ 量产中规格对比
| 参数 | ATMEGA1281-16AU | ATMEGA128L-8AU |
|---|---|---|
| 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） | $8.27 | $23.49 |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit RISC |
| 最大时钟频率 | 16 MHz | — |
| Flash Memory | 128 KB (64K x 16) ISP FLASH | 128 KB (64K x 16) |
| SRAM | 8 KB (8K x 8) | 4 KB |
| EEPROM | 4 KB (4K x 8) | 4 KB |
| 电源电压 | 2.7 V to 5.5 V | — |
| I/O Pins | 54 | 53 |
| ADC | 8-channel 10-bit | — |
| USARTs | 2 | 2 |
| 封装 | 64-TQFP (14 x 14 mm) | 64-TQFP (14x14 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C | -40C to +85C (industrial) |
| 数据总线宽度 | 8 Bit | — |
| Oscillator Type | Internal | — |
| Life Cycle Stage | ACTIVE | — |
| RoHS 状态 | Green / RoHS compliant (per Jotrin: GREEN packaging) | Compliant |
| Max Clock Frequency | — | 8 MHz |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| ADC Resolution | — | 10-bit, 8 channels |
| Timers/Counters | — | 2 x 8-bit, 2 x 16-bit |
| Debug Interface | — | JTAG (on-chip debug + boundary scan) |
| MIPS | — | Up to 8 MIPS at 8 MHz (1 MIPS/MHz) |
| Low-Power Sleep Modes | — | 6 modes |
| In-System Programming | — | Yes (ISP via SPI) |