ATMEGA48PB-MNR vs ATMEGA48P-20MMU 对比
详细并排对比 ATMEGA48PB-MNR 出自 Microchip Technology 和 ATMEGA48P-20MMU 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
ATMEGA48PB-MNR - 8-bit AVR MCU 4KB Flash 20MHz QFN-32 | Microchip
ATMEGA48PB-MNR ✓ 量产中Microchip Technology
ATMEGA48P-20MMU - 4KB Flash 20MHz AVR MCU QFN-28 | Microchip
ATMEGA48P-20MMU ✓ 量产中规格对比
| 参数 | ATMEGA48PB-MNR | ATMEGA48P-20MMU |
|---|---|---|
| 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） | $0.88 | $0.17 |
| Core Processor | AVR | — |
| Core Size | 8-bit | — |
| 最大时钟频率 | 20 MHz | — |
| Program Memory Size | 4 KB (2K x 16) Flash | — |
| Program Memory Type | FLASH (ISP, read-while-write) | — |
| EEPROM Size | 256 B | — |
| SRAM Size | 512 B | — |
| Number of I/O | 27 | — |
| Supply Voltage Range | 2.5 V / 3.3 V / 5 V operation | — |
| Connectivity | I2C (TWI), SPI, UART/USART | — |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT | — |
| Timers | Three flexible timer/counters with compare modes | — |
| 工作温度 | -40C to +105C | — |
| 封装 | 32-VFQFN (5x5 mm) Exposed Pad | 28-VQFN (4x4 mm), 0.45 mm pitch, 1 mm height |
| 安装类型 | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (MNR suffix), GREEN/RoHS | — |
| Special Features | picoPower technology, Functional Safety (FuSa) support | — |
| Core Architecture | — | 8-bit AVR RISC |
| Clock Speed | — | 20 MHz |
| Flash Memory | — | 4 KB (2K x 16) ISP Flash |
| EEPROM | — | 256 B |
| SRAM | — | 512 B |
| 电源电压 | — | 4.5 V to 5.5 V |
| I/O Ports | — | 23 general-purpose I/O lines |
| Working Registers | — | 32 x 8-bit general purpose |
| Timer/Counters | — | 3 flexible timer/counters with compare modes |
| Serial Interfaces | — | SPI, TWI, USART |
| ADC | — | 10-bit ADC |
| Low Power Technology | — | picoPower |
| Programming | — | ISP / ICSP in-system programming |
| Package Material | — | Green (RoHS) plastic |
| Lifecycle Stage | — | ACTIVE |