ATMEGA644A-AU vs ATMEGA164A-AU 비교
다음의 상세 나란히 비교: ATMEGA644A-AU 제조: Microchip Technology 및 ATMEGA164A-AU 제조: Microchip Technology. 주요 사양, 전기적 파라미터, 패키징, 수명 주기 상태, 가격 및 재고를 비교하여 설계 요구 사항에 가장 적합한 부품을 결정하십시오.
사양 비교
| 파라미터 | ATMEGA644A-AU | ATMEGA164A-AU |
|---|---|---|
| 브랜드 | Microchip Technology | Microchip Technology |
| 카테고리 | Microcontrollers | Microcontrollers |
| 수명 주기 상태 | 활성 | 활성 |
| 재고 상태 | In Stock | In Stock |
| 단가 (USD) | $5.40 | $2.65 |
| Core Architecture | 8-bit AVR enhanced RISC | AVR 8-bit RISC |
| Program Memory Size | 64 KB Flash (32K x 16) | — |
| Program Memory Type | ISP FLASH with Read-While-Write | — |
| EEPROM | 2 KB | 512 B |
| SRAM | 4 KB | 1 KB |
| Maximum CPU Speed | 20 MHz (20 MIPS) | 20 MHz (20 MIPS) |
| Supply Voltage Range | 1.8 V to 5.5 V | — |
| General Purpose I/O | 32 lines | 32 |
| Working Registers | 32 general purpose registers | — |
| USART | 2 | — |
| Timer/Counters | 3 (with compare modes and PWM) | — |
| ADC | 8-channel, 10-bit | 8-channel, 10-bit |
| Serial Interfaces | TWI (2-wire, I2C-compatible), SPI | — |
| Real Time Counter | Yes (RTC) | — |
| 패키지 | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) |
| 실장 유형 | Surface Mount | Surface Mount |
| 동작 온도 | -40C to +85C (Industrial) | -40C to +85C (industrial) |
| Device Series | ATmega644A | — |
| Program Memory (Flash) | — | 16 KB (8K x 16) |
| 공급 전압 | — | 2.7 V to 5.5 V (4.5V-5.5V at 20MHz) |
| Timers/Counters | — | Two 8-bit, One 16-bit |
| PWM Channels | — | 6 |
| Communication Interfaces | — | 2x USART, SPI, I2C (TWI) |
| RoHS 상태 | — | Compliant |