ATMEGA3250A-MN vs ATMEGA325A-MN 对比
详细并排对比 ATMEGA3250A-MN 出自 Microchip Technology 和 ATMEGA325A-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
ATMEGA3250A-MN - 8-bit AVR MCU 32KB Flash 64QFN | Microchip
ATMEGA3250A-MN ✓ 量产中Microchip Technology
ATMEGA325A-MN - 8-bit AVR MCU 32KB Flash 20MHz QFN-64 | Microchip
ATMEGA325A-MN ✓ 量产中规格对比
| 参数 | ATMEGA3250A-MN | ATMEGA325A-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） | $0.00 | $3.17 |
| 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 | — |
| Debug Interface | JTAG (boundary-scan) | JTAG (boundary scan + on-chip debug) |
| Peripherals | Brown-out detect/reset, POR, WDT | — |
| 工作温度 | up to 105 C (per distributor listing) | -40C to +105C |
| 封装 | 64-QFN (MN) | — |
| 安装类型 | Surface Mount | — |
| 电源电压 | [DATA_NEEDED: supply voltage range] | [DATA_NEEDED: supply voltage range] |
| Programmability | In-System Programmable (ISP), self-programming boot section | — |
| Green Package | Yes (green/RoHS variant per AiPCBA listing) | — |
| 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 |
| Oscillator Type | — | Internal RC |
| 封装 / 外壳 | — | 64-VFQFN Exposed Pad (9x9 mm) |
| 安装方式 | — | Surface Mount |
| Packaging | — | Tube |