ATMEGA328P-MNR vs ATMEGA328PB-MNR 对比
详细并排对比 ATMEGA328P-MNR 出自 Microchip Technology 和 ATMEGA328PB-MNR 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
ATMEGA328P-MNR - AVR 8-bit MCU 20MHz 32KB Flash 32-VQFN | Microchip (Tape & Reel)
ATMEGA328P-MNR ✓ 量产中Microchip Technology
ATMEGA328PB-MNR - 20MHz 8-Bit AVR MCU | Microchip Technology
ATMEGA328PB-MNR ✓ 量产中规格对比
| 参数 | ATMEGA328P-MNR | ATMEGA328PB-MNR |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| Core Architecture | AVR 8-bit RISC | — |
| Program Memory (Flash) | 32 KB (16K x 16) | — |
| SRAM | 2 KB | 4 KB |
| EEPROM | 1 KB | — |
| Maximum CPU Speed | 20 MHz | — |
| 电源电压 | 1.8 V to 5.5 V | — |
| Throughput | Up to 20 MIPS at 20 MHz | — |
| Programmable I/O Lines | 23 | — |
| ADC | 6 channels, 10-bit | — |
| Timers | 2x 8-bit, 1x 16-bit | — |
| PWM Channels | 6 | — |
| Communication Interfaces | 1x USART, 1x SPI, 1x TWI (I2C) | — |
| 工作温度 | -40 °C to +105 °C | -40°C to +105°C |
| 封装 | 32-pin VQFN (5x5 mm) | 32-VFQFN, 5 mm × 5 mm |
| 安装类型 | Surface Mount | Surface mount |
| RoHS 状态 | Compliant | — |
| Debug Interface | debugWIRE | — |
| Processor Architecture | — | AVR enhanced RISC |
| CPU Width | — | 8-bit |
| 最大时钟频率 | — | 20 MHz |
| Program Memory Type | — | Flash |
| Program Memory Size | — | 32 KB (16K × 16) |
| Maximum ISP Flash Memory | — | 64 KB |
| EEPROM Memory | — | 2 KB |
| General-Purpose I/O Lines | — | 27 |
| General-Purpose Working Registers | — | 32 |
| Flexible Timer/Counters | — | 2 |
| Serial Interfaces | — | I2C, SPI, UART |
| Process Technology | — | Low-power CMOS |
| Low-Power Technology | — | picoPower |
| Temperature Grade | — | Industrial |
| RoHS Packaging | — | Pb-free packaging complies with RoHS |
| 工作电源电压 | — | [DATA_NEEDED: operating supply voltage] |
| Analog Input Channels | — | [DATA_NEEDED: analog input channels] |