ATMEGA325A-MN vs ATMEGA3250A-MN 对比
详细并排对比 ATMEGA325A-MN 出自 Microchip Technology 和 ATMEGA3250A-MN 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
ATMEGA325A-MN - 8-bit AVR MCU 32KB Flash 20MHz QFN-64 | Microchip
ATMEGA325A-MN ✓ 量产中Microchip Technology
ATMEGA3250A-MN - 8-bit AVR MCU 32KB Flash 64QFN | Microchip
ATMEGA3250A-MN ✓ 量产中规格对比
| 参数 | ATMEGA325A-MN | ATMEGA3250A-MN |
|---|---|---|
| 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） | $3.17 | $0.00 |
| Core Architecture | 8-bit AVR RISC | — |
| Program Memory Size | 32 KB (16K x 16) Flash | — |
| Program Memory Type | ISP Flash (read-while-write) | — |
| SRAM Size | 2 KB (2K x 8) | — |
| EEPROM Size | 1 KB | — |
| Maximum Clock Speed | 20 MHz | — |
| Number of I/O | 54 | — |
| General Purpose Working Registers | 32 | — |
| Instruction Set | 130 instructions, most single-cycle | — |
| Debug Interface | JTAG (boundary scan + on-chip debug) | JTAG (boundary-scan) |
| Oscillator Type | Internal RC | — |
| 封装 / 外壳 | 64-VFQFN Exposed Pad (9x9 mm) | — |
| 工作温度 | -40C to +105C | up to 105 C (per distributor listing) |
| 安装方式 | Surface Mount | — |
| Packaging | Tube | — |
| 电源电压 | [DATA_NEEDED: supply voltage range] | [DATA_NEEDED: supply voltage range] |
| Core Processor | — | AVR 8-bit RISC |
| Core Size | — | 8-bit |
| Flash Memory | — | 32 KB ISP Flash (read-while-write) |
| EEPROM | — | 1 KB |
| SRAM | — | 2 KB |
| General Purpose I/O | — | 54/69 lines |
| Working Registers | — | 32 general purpose |
| 最大时钟频率 | — | [DATA_NEEDED: maximum clock frequency] |
| Connectivity | — | SPI, UART/USART |
| Peripherals | — | Brown-out detect/reset, POR, WDT |
| 封装 | — | 64-QFN (MN) |
| 安装类型 | — | Surface Mount |
| Programmability | — | In-System Programmable (ISP), self-programming boot section |
| Green Package | — | Yes (green/RoHS variant per AiPCBA listing) |