ATMEGA48P-20MUR vs ATMEGA48PA-MU 比較
詳細並排比較 ATMEGA48P-20MUR 由 Microchip Technology 與 ATMEGA48PA-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。
Microchip Technology
ATMEGA48P-20MUR - 8-bit AVR MCU 20MHz 4KB Flash | Microchip
ATMEGA48P-20MUR ✓ 啟用中規格比較
| 參數 | ATMEGA48P-20MUR | ATMEGA48PA-MU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Core Architecture | AVR 8-bit RISC | AVR 8-bit RISC |
| Core Size | 8-Bit | — |
| 最大時脈頻率 | 20 MHz | 20 MHz |
| Flash Memory | 4 KB (2K x 16) | 4 KB (2K x 16) ISP Flash |
| EEPROM | 256 B | 256 B |
| SRAM | 512 B | 512 B |
| Supply Voltage Range | 4.5 V to 5.5 V (at 20 MHz) | 1.8 V to 5.5 V (picoPower) |
| General Purpose I/O | 23 | 23 lines |
| Timer/Counters | 3 (with compare modes) | — |
| Serial Interfaces | SPI, TWI (I2C), USART | — |
| ADC | 10-bit | 10-bit, 8 single-ended channels, differential with programmable gain |
| 封裝 | 32-VQFN (5x5 mm), 0.45 mm pitch, 1 mm height | 32-pin VQFN (5x5 mm, 0.5 mm pitch), green |
| 安裝類型 | Surface Mount | Surface Mount |
| 工作溫度 | Industrial range (-40C to +85C) | -40C to +85C (industrial) |
| Life Cycle Stage | Active | — |
| Green / RoHS Package | Green (halogen-free) plastic package | — |
| Programming / Debug | ISP, ICSP via MPLAB SNAP | — |
| Low Power Technology | picoPower | — |
| Working Registers | — | 32 x 8-bit |
| Timers/Counters | — | 2 x 8-bit, 1 x 16-bit with compare modes |
| Communication Interfaces | — | USART, SPI, Two-Wire Interface (I2C) |
| 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 |
| RoHS 狀態 | — | Compliant (GREEN package) |
| Flash Endurance | — | 10,000 write/erase cycles (per datasheet family specification) |