PCA8574D,512 vs PCF8574DW Karşılaştırma
Ayrıntılı yan yana karşılaştırma PCA8574D,512 tarafından NXP Semiconductors ve PCF8574DW tarafından Texas InstrumentsAnahtar özellikleri, elektriksel parametreleri, ambalajı, yaşam döngüsü durumu, fiyatlandırma ve mevcudiyeti karşılaştırarak tasarım gereksinimleriniz için en iyi bileşeni belirleyin.
NXP Semiconductors
PCA8574D,512 - 8-Bit I2C I/O Expander 400kHz SOIC-16 | NXP
PCA8574D,512 ✗ Son Kullanım ZamanıÖzellik Karşılaştırması
| Parametre | PCA8574D,512 | PCF8574DW |
|---|---|---|
| Marka | NXP Semiconductors | Texas Instruments |
| Kategori | Interface ICs | Interface ICs |
| Yaşam Döngüsü Durumu | Hayat Dönemi Sonu | Aktif |
| 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) | — |
| Arayüz | 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 |
| Çıkış Türü | Quasi-bidirectional, latched, with power-on reset | — |
| Paket | 16-SO (SOIC-16, SOT109-1) | 16-SOIC |
| Montaj Türü | Surface Mount | Surface mount |
| RoHS Durumu | 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 | — |
| Yaşam Döngüsü Durumu | End of Life per NXP product page | — |
| İşletim Sıcaklığı | [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 |
| Pin Sayısı | — | 16 pins |
| Application Category | — | I/O expander |
| Bus | — | I2C/SMBus |
| Port Names | — | P0 through P7 |
| Manufacturer | — | Texas Instruments |
| Compliance Information | — | [DATA_NEEDED: RoHS status] |