PCA9534PW vs PCF8574PW 비교
다음의 상세 나란히 비교: PCA9534PW 제조: NXP Semiconductors 및 PCF8574PW 제조: Texas Instruments. 주요 사양, 전기적 파라미터, 패키징, 수명 주기 상태, 가격 및 재고를 비교하여 설계 요구 사항에 가장 적합한 부품을 결정하십시오.
Texas Instruments
PCF8574PW - 8-bit I2C I/O Expander 20-TSSOP | Texas Instruments (Tape & Reel)
PCF8574PW ✓ 활성사양 비교
| 파라미터 | PCA9534PW | PCF8574PW |
|---|---|---|
| 브랜드 | NXP Semiconductors | Texas Instruments |
| 카테고리 | Interface ICs | Interface ICs |
| 수명 주기 상태 | 활성 | 활성 |
| 재고 상태 | In Stock | In Stock |
| 단가 (USD) | $0.00 | $0.77 |
| Device Type | 8-bit CMOS I2C-bus and SMBus low-power I/O port expander | — |
| Number of GPIO Pins | 8 | — |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| I2C Bus Frequency | 400 kHz | — |
| 인터페이스 | I2C-bus and SMBus | I2C (SMBus compatible) |
| Interrupt Output | Yes | Yes (active-low INT) |
| Configuration Registers | Yes | — |
| Address Configuration Pins | A0, A1, and A2 | — |
| Maximum Devices Sharing Bus | 8 devices per manufacturer data | — |
| Internal I/O Pull-up Resistors | Removed | — |
| 패키지 | 16-pin TSSOP | 20-pin TSSOP (PW) |
| 핀 수 | 16 pins | — |
| 실장 유형 | Surface Mount | Surface Mount |
| PCF8574 Compatibility | Pin-to-pin and I2C address compatible; software changes required | — |
| Manufacturer | NXP Semiconductors | — |
| 수명 주기 상태 | Active | — |
| 동작 온도 | [DATA_NEEDED: operating temperature range] | -40 C to +85 C |
| RoHS 상태 | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| 기능 | — | I/O Expander |
| Number of I/O | — | 8 |
| Clock Frequency (Max) | — | 100 kHz |
| I2C Address Base | — | 0x20 (PCF8574A: 0x38) |
| Supply Voltage (VCC) | — | 2.5 V to 6 V |
| Supply Current (Standby) | — | 2.5 uA typical |
| Hardware Address Pins | — | 3 (A0, A1, A2) |
| Max Devices on Bus | — | 8 (16 combined with PCF8574A) |
| Output Drive (Source/Sink) | — | 25 mA / 25 mA per I/O |
| I/O Type | — | Quasi-bidirectional (no direction register) |
| MSL 레벨 | — | 1 (unlimited floor life) |