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