ATMEGA1284-AUR vs ATMEGA128A-AUR 比較
詳細並排比較 ATMEGA1284-AUR 由 Microchip Technology 與 ATMEGA128A-AUR 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
ATMEGA1284-AUR - 8-Bit AVR MCU 128KB Flash 20MHz | Microchip
ATMEGA1284-AUR ✓ 啟用中Microchip Technology
ATMEGA128A-AUR - 8-Bit AVR MCU 128KB Flash 16MHz TQFP-64 | Microchip
ATMEGA128A-AUR ✓ 啟用中規格比較
| 參數 | ATMEGA1284-AUR | ATMEGA128A-AUR |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Core Architecture | 8-bit AVR RISC | AVR 8-bit RISC |
| Program Memory Size | 128 KB ISP Flash (64K x 16) | — |
| SRAM | 16 KB | 4KB |
| EEPROM | 4 KB | 4KB |
| 最大時脈頻率 | 20 MHz | 16 MHz |
| Throughput | Up to 20 MIPS at 20 MHz | — |
| Supply Voltage Range | 1.8 V to 5.5 V | 2.7 V to 5.5 V |
| Operating Voltage (Full 20 MHz) | 2.7 V to 5.5 V | — |
| General Purpose I/O Lines | 32 | — |
| General Purpose Working Registers | 32 | — |
| Instruction Set | 131 powerful instructions, most single-clock cycle | 133 powerful instructions, most single-cycle |
| ADC | 8-channel, 10-bit successive approximation | — |
| USART Interfaces | 2 | — |
| Timer/Counters | 3 flexible timer/counters with compare modes and PWM | — |
| 封裝 | 44-pin TQFP (10x10 mm) | 64-TQFP (14x14 mm) |
| 安裝類型 | Surface Mount | Surface Mount |
| Packaging | Tape & Reel | — |
| 工作溫度 | -40C to +85C | Industrial range ([DATA_NEEDED: exact min/max C]) |
| RoHS 狀態 | Compliant | [DATA_NEEDED: RoHS status] |
| Lifecycle Stage | Active | — |
| Flash Memory | — | 128KB (64K x 16) In-System Programmable |
| I/O Lines | — | 53 |
| Working Registers | — | 32 general purpose |
| Timers/Counters | — | 4 flexible timer/counters with compare modes and PWM |
| USARTs | — | 2 |
| Serial Interfaces | — | TWI (I2C), SPI, 2x USART |
| Real-Time Counter | — | Yes |