PCA9554PW vs PCF8574T तुलना
विस्तृत दोनों ओर की तुलना PCA9554PW द्वारा NXP Semiconductors और PCF8574T 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 Obsoleteविशेषता तुलना
| पैरामीटर | PCA9554PW | PCF8574T |
|---|---|---|
| ब्रांड | NXP Semiconductors | NXP Semiconductors |
| श्रेणी | Interface ICs | Interface ICs |
| लाइफसाइकिल स्थिति | सक्रिय | Obsolete |
| Product Type | 8-bit I2C/SMBus I/O expander with interrupt | 8-bit I/O Expander |
| Number of GPIO | 8 bits | — |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| I2C/SMBus Maximum Frequency | 400 kHz | — |
| I2C/SMBus Supported Frequency | 100 kHz and 400 kHz | — |
| इंटरफ़ेस | I2C-bus/SMBus | — |
| Interrupt Support | Yes | — |
| Port Register Features | Input/output and polarity configuration registers | — |
| Pull-Up Capability | Weak pull-up | — |
| Address Difference | PCA9554A has a different address | — |
| पैकेज | 16-pin TSSOP | SOIC-16 (T suffix) |
| माउंटिंग प्रकार | Surface mount | — |
| ऑपरेटिंग तापमान | [DATA_NEEDED: Operating temperature range] | -40C to +85C (industrial) |
| Maximum Output Current per Pin | [DATA_NEEDED: Maximum output current per pin] | — |
| Input Voltage Levels | [DATA_NEEDED: Input voltage thresholds] | — |
| Output Drive Capability | [DATA_NEEDED: Output drive current and output voltage characteristics] | — |
| Standby Current | [DATA_NEEDED: Standby current] | [DATA_NEEDED: Istandby in uA] |
| Operating Current | [DATA_NEEDED: Typical and maximum operating current] | — |
| RoHS स्थिति | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| 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 |
| Output Current (drive LOW) | — | [DATA_NEEDED: sink current per pin mA] |
| MSL स्तर | — | 1 (unlimited floor life) |
| Process Technology | — | Silicon CMOS |