PCA9500PW vs PCF8574PW तुलना
विस्तृत दोनों ओर की तुलना PCA9500PW द्वारा NXP Semiconductors और PCF8574PW द्वारा Texas Instruments. मुख्य विशेषताओं, इलेक्ट्रिकल पैरामीटर, पैकेजिंग, चक्र स्थिति, मूल्यांकन और उपलब्धता को तुलना करके अपनी डिजाइन की आवश्यकताओं के लिए सबसे अच्छा घटक निर्धारित करें。
Texas Instruments
PCF8574PW - 8-bit I2C I/O Expander 20-TSSOP | Texas Instruments (Tape & Reel)
PCF8574PW ✓ सक्रियविशेषता तुलना
| पैरामीटर | PCA9500PW | PCF8574PW |
|---|---|---|
| ब्रांड | NXP Semiconductors | Texas Instruments |
| श्रेणी | Interface ICs | Interface ICs |
| लाइफसाइकिल स्थिति | सक्रिय | सक्रिय |
| Product Type | 8-bit I2C-bus and SMBus I/O port expander with EEPROM | — |
| Number of I/O Pins | 8 pins | — |
| I/O Direction Control | Independent input or output configuration per pin | — |
| I/O Port Type | Quasi-bidirectional | — |
| Integrated EEPROM Capacity | 2 kbit | — |
| Bus Interface | I2C-bus and SMBus | — |
| Maximum Bus Frequency | 400 kHz | — |
| Supply Voltage Range | 2.5 V to 3.6 V | — |
| ऑपरेटिंग तापमान रेंज | -40 °C to +85 °C | — |
| Hardware Address Inputs | 3 address pins | — |
| Maximum Devices on One Bus | 8 devices | — |
| पैकेज | 16-pin TSSOP | 20-pin TSSOP (PW) |
| माउंटिंग प्रकार | Surface mount | Surface Mount |
| GPIO and EEPROM Addressing | Two separate devices visible to the bus master | — |
| Reference Interface | PCF8574-compatible configuration method | — |
| RoHS Compliance | [DATA_NEEDED: verified RoHS status] | — |
| REACH Compliance | [DATA_NEEDED: verified REACH status] | — |
| Automotive Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| फ़ंक्शन | — | I/O Expander |
| Number of I/O | — | 8 |
| इंटरफ़ेस | — | I2C (SMBus compatible) |
| 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 |
| Interrupt Output | — | Yes (active-low INT) |
| 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) |
| ऑपरेटिंग तापमान | — | -40 C to +85 C |
| RoHS स्थिति | — | Compliant |
| MSL स्तर | — | 1 (unlimited floor life) |