ATMEGA48PA-MMN vs ATMEGA328P-MMH 对比
详细并排对比 ATMEGA48PA-MMN 出自 Microchip Technology 和 ATMEGA328P-MMH 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
ATMEGA48PA-MMN - 4KB Flash 20MHz AVR MCU QFN-28 | Microchip
ATMEGA48PA-MMN ✓ 量产中Microchip Technology
ATMEGA328P-MMH - 20MHz 32KB 8-Bit AVR MCU | Microchip Technology
ATMEGA328P-MMH ✓ 量产中规格对比
| 参数 | ATMEGA48PA-MMN | ATMEGA328P-MMH |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| Core Architecture | 8-bit AVR RISC | — |
| Flash Memory | 4 KB (2K x 16) ISP Flash | 32 KB |
| EEPROM | 256 B | 1024 bytes |
| SRAM | 512 B | 2 KB |
| 最大时钟频率 | 20 MHz | 20 MHz |
| Instructions | 131 instructions, most single-cycle | — |
| General Purpose I/O | 23 I/O lines | — |
| Working Registers | 32 general purpose registers | — |
| Timers/Counters | 3 flexible timer/counters with compare modes | — |
| Supply Voltage (per distributor listing) | 4.5 V to 5.5 V (high-voltage range) | — |
| Supply Voltage (full picoPower range) | [DATA_NEEDED: full supply voltage range] | — |
| Operating Temperature (per Mouser) | up to 105 C | — |
| 封装 | 28-VQFN (4x4 mm), 0.45 mm pitch, 1 mm height, exposed pad | 28-VQFN, 4 x 4 mm |
| 安装类型 | Surface Mount | Surface mount |
| Programming Interface | ICSP (SPI), In-Circuit Debug via 2 I/O pins + reset | — |
| Low Power Technology | picoPower sleep modes (idle, power-down, power-save, standby) | — |
| 生命周期状态 | ACTIVE (per DigChip) | — |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance status] | — |
| Product Type | — | 8-bit AVR RISC microcontroller |
| Flash Organization | — | 16K x 16 bits |
| ISP Flash Read-While-Write | — | Supported |
| General-Purpose I/O Lines | — | 23 lines |
| General-Purpose Working Registers | — | 32 registers |
| Instruction Set | — | 131 powerful AVR instructions |
| Single-Clock-Cycle Execution | — | Most instructions |
| Serial Interfaces | — | I2C, SPI, and UART/USART |
| Package Pin Count | — | 28 pins |
| 工作电源电压 | — | 4.5 V to 5.5 V |
| Terminal Finish | — | NiPdAu |
| Green Compliance | — | Green |