ATMEGA325P-20MUR vs ATMEGA3290P-20AU 对比
详细并排对比 ATMEGA325P-20MUR 出自 Microchip Technology 和 ATMEGA3290P-20AU 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
ATMEGA325P-20MUR - 8-bit AVR MCU 32KB 20MHz 64-QFN | Microchip
ATMEGA325P-20MUR ✓ 量产中Microchip Technology
ATMEGA3290P-20AU - AVR 8-Bit MCU 20MHz 32KB Flash TQFP-100 | Microchip
ATMEGA3290P-20AU ✓ 量产中规格对比
| 参数 | ATMEGA325P-20MUR | ATMEGA3290P-20AU |
|---|---|---|
| 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） | $2.86 | $9.62 |
| Core Processor | AVR | AVR |
| Core Size | 8-Bit | 8-Bit |
| Speed | 20 MHz | 20 MHz |
| Flash Memory Size | 32 KB (16K x 16) | — |
| SRAM | 2 KB | 2 KB |
| EEPROM | 1 KB | 1 KB |
| Operating Voltage | 1.8 V to 5.5 V | — |
| Peripherals | picoPower, Brown-out Detect/Reset, POR, PWM, WDT | — |
| Number of I/O | 54 | — |
| ADC Resolution | 10-bit | — |
| Number of ADC Channels | 8 | — |
| Communication Interfaces | USART, SPI, TWI (I2C) | — |
| Debug Interface | JTAG (on-chip debug, boundary scan) | — |
| 封装 | 64-QFN (9x9 mm) Exposed Pad / 64-VFQFN | 100-TQFP (14x14 mm, 0.8 mm pitch) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +85C (Industrial) | -40C to +85C (industrial) |
| Program Memory Type | In-System Programmable FLASH | — |
| Flash Memory | — | 32 KB (16K x 16) |
| General Purpose I/O | — | 69 |
| Working Registers | — | 32 |
| Instruction Set | — | 131 powerful instructions |
| 电源电压 | — | 4.5 V to 5.5 V |
| Low Power Technology | — | picoPower |
| Programming / Debug | — | ICSP, debugWIRE (via MPLAB SNAP) |
| LCD Controller | — | Yes (segment LCD drive) |
| 生命周期状态 | — | ACTIVE |