PCF8574T vs PCA9534PW तुलना
विस्तृत दोनों ओर की तुलना PCF8574T द्वारा NXP Semiconductors और PCA9534PW 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
PCF8574T - 8-bit I2C I/O Expander, SOIC-16 | NXP Semiconductors
PCF8574T Obsolete
विशेषता तुलना
| पैरामीटर | PCF8574T | PCA9534PW |
|---|---|---|
| ब्रांड | NXP Semiconductors | NXP Semiconductors |
| श्रेणी | Interface ICs | Interface ICs |
| लाइफसाइकिल स्थिति | Obsolete | सक्रिय |
| Product Type | 8-bit I/O Expander | — |
| Bus Interface | I2C (Standard 100 kHz, Fast 400 kHz) | — |
| Supply Voltage (VCC) | 2.5 V to 6 V | — |
| Number of I/O Pins | 8 (quasi-bidirectional, P0-P7) | — |
| I2C Address Bits | 3 (A0, A1, A2) | — |
| Base Address | 0x20 (PCF8574) / 0x38 (PCF8574A) | — |
| Addressable Devices per Bus | 8 (addresses 0x20-0x27) | — |
| Interrupt Output | Yes, open-drain INT pin | Yes |
| Output Current (drive LOW) | [DATA_NEEDED: sink current per pin mA] | — |
| Standby Current | [DATA_NEEDED: Istandby in uA] | — |
| पैकेज | SOIC-16 (T suffix) | 16-pin TSSOP |
| ऑपरेटिंग तापमान | -40C to +85C (industrial) | [DATA_NEEDED: operating temperature range] |
| MSL स्तर | 1 (unlimited floor life) | — |
| RoHS स्थिति | Compliant | [DATA_NEEDED: RoHS status] |
| Process Technology | Silicon CMOS | — |
| 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 |
| इंटरफ़ेस | — | I2C-bus and SMBus |
| 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 |
| पिन काउंट | — | 16 pins |
| माउंटिंग प्रकार | — | Surface Mount |
| PCF8574 Compatibility | — | Pin-to-pin and I2C address compatible; software changes required |
| Manufacturer | — | NXP Semiconductors |
| लाइफसाइकिल स्थिति | — | Active |
| REACH Status | — | [DATA_NEEDED: REACH status] |