PCF8574DW vs PCA8574D,512 तुलना
विस्तृत दोनों ओर की तुलना PCF8574DW द्वारा Texas Instruments और PCA8574D,512 द्वारा NXP Semiconductors. मुख्य विशेषताओं, इलेक्ट्रिकल पैरामीटर, पैकेजिंग, चक्र स्थिति, मूल्यांकन और उपलब्धता को तुलना करके अपनी डिजाइन की आवश्यकताओं के लिए सबसे अच्छा घटक निर्धारित करें。
NXP Semiconductors
PCA8574D,512 - 8-Bit I2C I/O Expander 400kHz SOIC-16 | NXP
PCA8574D,512 ✗ जीवन की समाप्तिविशेषता तुलना
| पैरामीटर | PCF8574DW | PCA8574D,512 |
|---|---|---|
| ब्रांड | Texas Instruments | NXP Semiconductors |
| श्रेणी | Interface ICs | Interface ICs |
| लाइफसाइकिल स्थिति | सक्रिय | उत्पादन बंद |
| Product Type | 8-bit I2C I/O expander | Remote 8-bit I/O expander for I2C-bus with interrupt |
| 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 | — |
| इंटरफ़ेस | I2C two-line bidirectional bus | I2C-bus (2-wire, SCL and SDA) |
| Port Architecture | Quasi-bidirectional I/O | — |
| Interrupt Output | Open-drain | Yes - open-drain, active-low INT |
| Standby Current | 10 µA maximum | — |
| पैकेज | 16-SOIC | 16-SO (SOIC-16, SOT109-1) |
| पिन काउंट | 16 pins | — |
| माउंटिंग प्रकार | Surface mount | Surface Mount |
| Application Category | I/O expander | — |
| Bus | I2C/SMBus | — |
| Port Names | P0 through P7 | — |
| Manufacturer | Texas Instruments | — |
| Compliance Information | [DATA_NEEDED: RoHS status] | — |
| ऑपरेटिंग तापमान | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Number of I/O Lines | — | 8 quasi-bidirectional (8 input / 8 output capable) |
| 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 |
| आउटपुट प्रकार | — | Quasi-bidirectional, latched, with power-on reset |
| RoHS स्थिति | — | 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 |
| लाइफसाइकिल स्थिति | — | End of Life per NXP product page |