PCA8574D,512 vs PCF8574DW 비교
다음의 상세 나란히 비교: PCA8574D,512 제조: NXP Semiconductors 및 PCF8574DW 제조: Texas Instruments. 주요 사양, 전기적 파라미터, 패키징, 수명 주기 상태, 가격 및 재고를 비교하여 설계 요구 사항에 가장 적합한 부품을 결정하십시오.
사양 비교
| 파라미터 | PCA8574D,512 | PCF8574DW |
|---|---|---|
| 브랜드 | NXP Semiconductors | Texas Instruments |
| 카테고리 | Interface ICs | Interface ICs |
| 수명 주기 상태 | 수명 종료 | 활성 |
| Product Type | Remote 8-bit I/O expander for I2C-bus with interrupt | 8-bit I2C I/O expander |
| Number of I/O Lines | 8 quasi-bidirectional (8 input / 8 output capable) | — |
| 인터페이스 | I2C-bus (2-wire, SCL and SDA) | I2C two-line bidirectional bus |
| I2C Bus Speed | 400 kHz (Fast-mode) | — |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| Hardware Address Pins | 3 (A0, A1, A2) - up to 8 devices per fixed address | — |
| Interrupt Output | Yes - open-drain, active-low INT | Open-drain |
| 출력 유형 | Quasi-bidirectional, latched, with power-on reset | — |
| 패키지 | 16-SO (SOIC-16, SOT109-1) | 16-SOIC |
| 실장 유형 | Surface Mount | Surface mount |
| RoHS 상태 | Compliant (ordering code suffix ,512) | — |
| Compatible Predecessor | PCF8574 (pin-compatible family member) | — |
| Typical Applications | Keypads, LED driving, relay expansion, remote I/O | — |
| Max Devices per Bus | 8 (PCA8574) + 8 (PCA8574A) = 16 expanders / 128 I/Os | — |
| 수명 주기 상태 | End of Life per NXP product page | — |
| 동작 온도 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Number of I/O Ports | — | 8 |
| I2C Maximum Clock Frequency | — | 100 kHz |
| Operating Supply Range | — | 2.5 V to 6 V VCC |
| Product-Page Supply Range | — | 2.5 V to 5.5 V |
| Port Architecture | — | Quasi-bidirectional I/O |
| Standby Current | — | 10 µA maximum |
| 핀 수 | — | 16 pins |
| Application Category | — | I/O expander |
| Bus | — | I2C/SMBus |
| Port Names | — | P0 through P7 |
| Manufacturer | — | Texas Instruments |
| Compliance Information | — | [DATA_NEEDED: RoHS status] |