ATMEGA48PA-MU vs ATMEGA328P-MU 比較
詳細並排比較 ATMEGA48PA-MU 由 Microchip Technology 與 ATMEGA328P-MU 由 Microchip Technology. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
規格比較
| 參數 | ATMEGA48PA-MU | ATMEGA328P-MU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | NRND |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit RISC |
| Flash Memory | 4 KB (2K x 16) ISP Flash | — |
| EEPROM | 256 B | 1 KB |
| SRAM | 512 B | 2 KB |
| 最大時脈頻率 | 20 MHz | — |
| Supply Voltage Range | 1.8 V to 5.5 V (picoPower) | — |
| General Purpose I/O | 23 lines | — |
| Working Registers | 32 x 8-bit | — |
| Timers/Counters | 2 x 8-bit, 1 x 16-bit with compare modes | 2 x 8-bit, 1 x 16-bit |
| ADC | 10-bit, 8 single-ended channels, differential with programmable gain | 10-bit, 8 channels (6 + 2 dedicated QFN/VFP) |
| Communication Interfaces | USART, SPI, Two-Wire Interface (I2C) | USART, SPI (master/slave), TWI (I2C-compatible) |
| Sleep Modes | 6 modes incl. power-down at 0.1 uA (picoPower) | — |
| Internal Oscillator | Calibrated RC oscillator (8 MHz nominal, divided options) | — |
| Brown-out Detector | Yes, on-chip | — |
| 工作溫度 | -40C to +85C (industrial) | -40 C to +85 C (industrial) |
| 封裝 | 32-pin VQFN (5x5 mm, 0.5 mm pitch), green | 32-pin VQFN (5x5 mm, exposed pad) |
| 安裝類型 | Surface Mount | Surface Mount |
| RoHS 狀態 | Compliant (GREEN package) | Compliant |
| Flash Endurance | 10,000 write/erase cycles (per datasheet family specification) | — |
| Maximum Clock Speed | — | 20 MHz |
| Instruction Throughput | — | 20 MIPS |
| Flash Program Memory | — | 32 KB (16 K x 16) |
| Operating Voltage Range | — | 1.8 V to 5.5 V |
| General-Purpose I/O | — | 23 lines |
| On-chip Oscillator | — | Internal 8 MHz calibrated, 128 kHz |
| Programming Interface | — | ISP, debugWIRE, TPI |