ATMEGA161L-4PI vs ATMEGA161L-4AI 对比
详细并排对比 ATMEGA161L-4PI 出自 Microchip Technology 和 ATMEGA161L-4AI 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。
规格对比
| 参数 | ATMEGA161L-4PI | ATMEGA161L-4AI |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 停产 | 停产 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $6.35 | $5.95 |
| Core Architecture | 8-bit AVR RISC | — |
| Core Series | AVR ATmega (ATmega161) | — |
| 最大时钟频率 | 4 MHz | — |
| Program Memory Size | 16 KB (8K x 16) Flash | 16KB (8K x 16) |
| SRAM Size | 1 KB (1K x 8) | — |
| EEPROM Size | 512 B | — |
| Supply Voltage Range | 2.7 V to 5.5 V | — |
| Number of I/O | 35 | 35 |
| Oscillator Type | External | External |
| 封装 / 外壳 | 40-PDIP (0.600 in, 15.24 mm) | 44-TQFP (10x10 mm) |
| 工作温度 | -40C to +85C (industrial) | -40C to +85C |
| Instruction Set | 130 instructions, most single-cycle | — |
| Packaging | Tray | Tray |
| 安装类型 | Through Hole | Surface Mount |
| RoHS 状态 | ROHS (per LCSC listing) | [DATA_NEEDED: RoHS status] |
| Program Memory Type | FLASH | FLASH |
| Interfaces | Dual UART, SPI (port B) | — |
| Core Processor | — | AVR 8-bit RISC |
| Core Size | — | 8-bit |
| Speed | — | 4MHz |
| RAM Size | — | 1K x 8 |
| Connectivity | — | SPI, UART/USART |
| Voltage Supply Range | — | 2.7V to 5.5V (L grade) |
| Series | — | AVR ATmega161 |
| Architecture | — | Harvard RISC, 130 instructions |