PCF8574TD vs PCA9538DBR Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci PCF8574TD disebabkan oleh NXP Semiconductors dan PCA9538DBR disebabkan oleh Texas Instruments. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
Pengandingan Spesifikasi
| Parametr | PCF8574TD | PCA9538DBR |
|---|---|---|
| Merek | NXP Semiconductors | Texas Instruments |
| Kategori | Interface ICs | Interface ICs |
| Status Lingkungan Hidup | Aktif | Obsolete |
| Fungsi | Remote 8-bit I/O expander for I2C-bus | — |
| Number of I/O | 8 (quasi-bidirectional) | — |
| Antaramuka | I2C-bus (2-wire, up to 400 kHz) | — |
| Supply Voltage (VCC) | 2.5 V to 6 V | — |
| Standby Current | 10 uA maximum | 1 uA |
| I2C Address Range (PCF8574) | 0x20 to 0x27 (3 HW address bits) | — |
| Interrupt Output (INT) | Yes, open-drain, active-low | — |
| Maximum Bus Frequency | 400 kHz | — |
| Output Drive Capability | 25 mA sink per pin (quasi-bidirectional) | — |
| Suhu Operasi | -40C to +85C (industrial) | — |
| Kemasan | SO-16 (Small Outline, 16-pin) | 16-pin SSOP |
| Jenis Pemasangan | Surface Mount | Surface mount |
| Process Technology | Silicon CMOS | — |
| Status RoHS | Compliant | [DATA_NEEDED: RoHS status] |
| Aras MSL | [DATA_NEEDED: MSL rating] | — |
| ESD Rating | [DATA_NEEDED: ESD HBM rating] | — |
| Number of I/O Ports | — | 8 ports |
| Operating Supply Voltage Range | — | 2.3 V to 5.5 V |
| Jenis Antaramuka | — | I2C and SMBus |
| Maximum I2C Bus Frequency | — | 400 kHz |
| Interrupt Output | — | 1 interrupt output |
| Reset Input | — | 1 reset input |
| Configuration Registers | — | Configuration, port, and polarity control |
| Package Family | — | SSOP family, surface-mount SMD |
| Kiraan Pin | — | 16 pins |
| I/O Configuration | — | Individually configurable as input or output |
| Input Polarity Control | — | Configurable input polarity inversion |
| Address Configuration | — | Hardware-configurable bus address |
| Gambaran Suhu Operasi | — | [DATA_NEEDED: operating temperature range] |
| REACH Status | — | [DATA_NEEDED: REACH status] |
| Automotive Qualification | — | [DATA_NEEDED: AEC-Q100 qualification status] |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |
| Halogen-Free Status | — | [DATA_NEEDED: halogen-free status] |