ATMEGA48P-20MMU vs ATMEGA48PA-MMNR 对比
详细并排对比 ATMEGA48P-20MMU 出自 Microchip Technology 和 ATMEGA48PA-MMNR 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
ATMEGA48P-20MMU - 4KB Flash 20MHz AVR MCU QFN-28 | Microchip
ATMEGA48P-20MMU ✓ 量产中规格对比
| 参数 | ATMEGA48P-20MMU | ATMEGA48PA-MMNR |
|---|---|---|
| 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） | $0.17 | $1.33 |
| Core Architecture | 8-bit AVR RISC | 8-bit AVR RISC |
| Clock Speed | 20 MHz | — |
| Flash Memory | 4 KB (2K x 16) ISP Flash | — |
| EEPROM | 256 B | 256 B |
| SRAM | 512 B | 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 | 32 general purpose |
| Timer/Counters | 3 flexible timer/counters with compare modes | 3 flexible timer/counters with compare modes |
| Serial Interfaces | SPI, TWI, USART | — |
| ADC | 10-bit ADC | 6-channel 10-bit |
| Low Power Technology | picoPower | — |
| Programming | ISP / ICSP in-system programming | — |
| 封装 | 28-VQFN (4x4 mm), 0.45 mm pitch, 1 mm height | 28-pin VQFN (4x4 mm, 0.45 mm pitch) |
| Package Material | Green (RoHS) plastic | — |
| 安装类型 | Surface Mount | Surface Mount |
| Lifecycle Stage | ACTIVE | — |
| Program Memory Size | — | 4 KB Flash (2K x 16) |
| 最大时钟频率 | — | 20 MHz |
| Throughput | — | Up to 20 MIPS at 20 MHz |
| Supply Voltage Range | — | 1.8 V to 5.5 V |
| 工作温度范围 | — | -40 C to +105 C |
| General Purpose I/O Lines | — | 23 |
| Instruction Set | — | 131 instructions, most single-cycle |
| Flash Endurance | — | 10,000 write/erase cycles |
| EEPROM Endurance | — | 100,000 write/erase cycles |
| Programming Interface | — | SPI ISP, debugWIRE |
| RoHS 状态 | — | Compliant (Green plastic) |