PCA9534PW vs PCF8574PW Perbandingan
Perbandingan bersamaan detil PCA9534PW dari NXP Semiconductors dan PCF8574PW dari Texas Instruments. Bandingkan spesifikasi penting, parameter listrik, pengemasan, status cycle, harga, dan ketersediaan untuk menentukan komponen terbaik untuk kebutuhan desain Anda.
Texas Instruments
PCF8574PW - 8-bit I2C I/O Expander 20-TSSOP | Texas Instruments (Tape & Reel)
PCF8574PW ✓ AktifPerbandingan Spesifikasi
| Parameter Umum | PCA9534PW | PCF8574PW |
|---|---|---|
| Merek | NXP Semiconductors | Texas Instruments |
| Kategori | Interface ICs | Interface ICs |
| Status Lingkungan Hidup | Aktif | Aktif |
| 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 | — |
| Antarmuka | I2C-bus and SMBus | I2C (SMBus compatible) |
| Interrupt Output | Yes | Yes (active-low INT) |
| 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 | — |
| Paket | 16-pin TSSOP | 20-pin TSSOP (PW) |
| Jumlah Pin | 16 pins | — |
| Tipe Mounting | Surface Mount | Surface Mount |
| PCF8574 Compatibility | Pin-to-pin and I2C address compatible; software changes required | — |
| Manufacturer | NXP Semiconductors | — |
| Status Lingkungan Hidup | Active | — |
| Suhu Kerja | [DATA_NEEDED: operating temperature range] | -40 C to +85 C |
| Status RoHS | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Fungsi | — | I/O Expander |
| Number of I/O | — | 8 |
| 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 |
| 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) |
| Level MSL | — | 1 (unlimited floor life) |