PCA9500PW vs PCF8574PW Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci PCA9500PW disebabkan oleh NXP Semiconductors dan PCF8574PW disebabkan oleh Texas Instruments. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
Texas Instruments
PCF8574PW - 8-bit I2C I/O Expander 20-TSSOP | Texas Instruments (Tape & Reel)
PCF8574PW ✓ AktifPengandingan Spesifikasi
| Parametr | PCA9500PW | PCF8574PW |
|---|---|---|
| Merek | NXP Semiconductors | Texas Instruments |
| Kategori | Interface ICs | Interface ICs |
| Status Lingkungan Hidup | Aktif | Aktif |
| 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 | — |
| Gambaran Suhu Operasi | -40 °C to +85 °C | — |
| Hardware Address Inputs | 3 address pins | — |
| Maximum Devices on One Bus | 8 devices | — |
| Kemasan | 16-pin TSSOP | 20-pin TSSOP (PW) |
| Jenis Pemasangan | 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] | — |
| Fungsi | — | I/O Expander |
| Number of I/O | — | 8 |
| Antaramuka | — | 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) |
| Suhu Operasi | — | -40 C to +85 C |
| Status RoHS | — | Compliant |
| Aras MSL | — | 1 (unlimited floor life) |