ATMEGA48A-PU vs ATMEGA48PA-PN 对比
详细并排对比 ATMEGA48A-PU 出自 Microchip Technology 和 ATMEGA48PA-PN 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
ATMEGA48A-PU - 8-bit AVR MCU 4KB Flash 20MHz DIP-28 | Microchip
ATMEGA48A-PU ✓ 量产中Microchip Technology
ATMEGA48PA-PN - 8-Bit AVR MCU 20MHz 4KB Flash 28-PDIP | Microchip
ATMEGA48PA-PN ✓ 量产中规格对比
| 参数 | ATMEGA48A-PU | ATMEGA48PA-PN |
|---|---|---|
| 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） | $0.78 | $0.75 |
| Core | AVR 8-bit RISC | AVR 8-bit RISC |
| Core Size | 8-bit | — |
| Speed | 20 MHz | — |
| Flash Memory | 4 KB (2K x 16) | 4KB (2K x 16) In-System Programmable |
| EEPROM | 256 B | 256 B |
| SRAM | 512 B | 512 B |
| 电源电压 | 4.5 V to 5.5 V | [DATA_NEEDED: supply voltage range (datasheet lists 2.5V/3.3V/5V operation)] |
| I/O Count | 23 | — |
| Timers | 2 x 8-bit, 1 x 16-bit | 8-bit and 16-bit timers |
| ADC | 10-bit, 6 channels | — |
| Serial Interfaces | USART, SPI, I2C (TWI) | USART, USI, SPI (ICSP) |
| 工作温度 | -40C to +85C | -40C to +105C |
| 封装 | 28-PDIP (through-hole) | 28-PDIP |
| 安装类型 | Through Hole | Through-Hole |
| Life Cycle Stage | ACTIVE | — |
| ISP Capability | In-System Programmable Flash | — |
| Sleep Modes | 6 modes | — |
| 最大时钟频率 | — | 20 MHz |
| Maximum MIPS | — | 20 MIPS at 20 MHz |
| I/O Ports | — | 23 programmable I/O lines |
| ADC Resolution | — | [DATA_NEEDED: ADC resolution (10-bit typical for ATmega48 family)] |
| Instruction Set | — | 131 instructions, most single-cycle |
| Low Power Technology | — | picoPower (PA revision) |
| In-Circuit Programming | — | ICSP via SPI + reset line |
| RoHS 状态 | — | Lead-free (N suffix) |