ATMEGA644P-20MU vs ATMEGA1284P-MU 비교
다음의 상세 나란히 비교: ATMEGA644P-20MU 제조: Microchip Technology 및 ATMEGA1284P-MU 제조: Microchip Technology. 주요 사양, 전기적 파라미터, 패키징, 수명 주기 상태, 가격 및 재고를 비교하여 설계 요구 사항에 가장 적합한 부품을 결정하십시오.
Microchip Technology
ATMEGA644P-20MU - 8-bit AVR MCU 20MHz 64KB Flash | Microchip
ATMEGA644P-20MU NrndMicrochip Technology
ATMEGA1284P-MU - 128KB Flash 8-Bit AVR MCU 20MHz | Microchip
ATMEGA1284P-MU ✓ 활성사양 비교
| 파라미터 | ATMEGA644P-20MU | ATMEGA1284P-MU |
|---|---|---|
| 브랜드 | Microchip Technology | Microchip Technology |
| 카테고리 | Microcontrollers | Microcontrollers |
| 수명 주기 상태 | NRND | 활성 |
| 재고 상태 | In Stock | In Stock |
| 단가 (USD) | $5.02 | $4.10 |
| Core Architecture | AVR 8-bit enhanced RISC | 8-bit AVR RISC |
| 최대 클록 주파수 | 20 MHz | — |
| Flash Memory | 64 KB (32K x 16) | 128 KB (64K x 16) ISP, Read-While-Write |
| SRAM | 4 KB | 16 KB |
| EEPROM | 2 KB | 4 KB |
| 공급 전압 | 4.5 V to 5.5 V (at 20 MHz) | — |
| USART Count | 2 | — |
| ADC | 10-bit, up to 8 channels | — |
| Interfaces | SPI, TWI (I2C-compatible), USART, JTAG | — |
| 패키지 | 44-VQFN (7x7 mm) exposed pad | 44-VQFN (7x7 mm) with Exposed Pad |
| 실장 유형 | Surface Mount | Surface Mount |
| 동작 온도 | Industrial range | [DATA_NEEDED: temperature range for -MU speed grade] |
| MIPS Rating | Up to 20 MIPS (1 MIPS/MHz) | — |
| RoHS 상태 | Green / RoHS compliant | Compliant (per Microchip product page) |
| Product Status | Mature product; not recommended for new designs, replaced by ATmega644PA | — |
| Max CPU Clock | — | 20 MHz |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| I/O Lines | — | 32 general purpose |
| USART | — | 2 |
| Timer/Counters | — | 3 (with compare modes and PWM) |
| Real Time Counter (RTC) | — | Yes |
| 10-bit ADC | — | 8 channels |
| TWI (I2C) | — | 1, byte-oriented 2-wire |
| SPI | — | 1 |
| Watchdog Timer | — | Yes, programmable with on-chip oscillator |
| Programming Interface | — | ISP via SPI, self-programming boot support |