PCA8574D,518 vs PCF8574DW Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng PCA8574D,518 sa pamamagitan ng NXP Semiconductors at PCF8574DW sa pamamagitan ng Texas Instruments. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
NXP Semiconductors
PCA8574D,518 - 8-Bit I2C I/O Expander 400kHz SO16 | NXP
PCA8574D,518 ✗ Tapus ng BuhayTexas Instruments
PCF8574DW - 8-Bit 100kHz I2C I/O Expander | Texas Instruments
PCF8574DW ✓ NakahandaPagsanggunian na paghahambing
| Parametro | PCA8574D,518 | PCF8574DW |
|---|---|---|
| Brand | NXP Semiconductors | Texas Instruments |
| Kategorya | Interface ICs | Interface ICs |
| Katayuan ng Lifecycle | Tapus ng Buhay | Aktibo |
| Fungsi | Remote 8-bit I/O expander for I2C-bus with interrupt | — |
| Number of I/O | 8 (quasi-bidirectional) | — |
| Interface | I2C (2-wire, SCL/SDA) | I2C two-line bidirectional bus |
| Clock Frequency | 400 kHz | — |
| Volte ng Pagbibigay | 2.3 V to 5.5 V | — |
| Hardware Address Pins | 3 (A0, A1, A2) | — |
| Interrupt Output | Yes, open-drain active-low | Open-drain |
| Port Type | Quasi-bidirectional, independently assignable | — |
| Max Devices per Bus | 8 (16 with PCA8574A variant) | — |
| Packhaging | 16-SOIC (SO16, 7.50 mm width) | 16-SOIC |
| Uri ng Pagpapasok | Surface Mount | Surface mount |
| Packaging | Tape & Reel | — |
| Katayuan ng Lifecycle | End of Life (per NXP product page) | — |
| Tindminan RoHS | Compliant | — |
| Temperature na Operasyon | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Product Type | — | 8-bit I2C I/O expander |
| 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 |
| Bilang ng Pin | — | 16 pins |
| Application Category | — | I/O expander |
| Bus | — | I2C/SMBus |
| Port Names | — | P0 through P7 |
| Manufacturer | — | Texas Instruments |
| Compliance Information | — | [DATA_NEEDED: RoHS status] |