PCF8574PWR vs PCA9534PW Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci PCF8574PWR disebabkan oleh Texas Instruments dan PCA9534PW disebabkan oleh NXP Semiconductors. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
Texas Instruments
PCF8574PWR - 8-bit I2C I/O Expander 20-TSSOP | Texas Instruments
PCF8574PWR ✓ Aktif
Pengandingan Spesifikasi
| Parametr | PCF8574PWR | PCA9534PW |
|---|---|---|
| Merek | Texas Instruments | NXP Semiconductors |
| Kategori | Interface ICs | Interface ICs |
| Status Lingkungan Hidup | Aktif | Aktif |
| Fungsi | I/O Expander | — |
| Number of I/O | 8 | — |
| Antaramuka | I2C (SMBus compatible) | I2C-bus and SMBus |
| 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) | Yes |
| 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) | — |
| Kemasan | 20-pin TSSOP (PW) | 16-pin TSSOP |
| Suhu Operasi | -40 C to +85 C | [DATA_NEEDED: operating temperature range] |
| Jenis Pemasangan | Surface Mount | Surface Mount |
| Status RoHS | Compliant | [DATA_NEEDED: RoHS status] |
| Aras MSL | 1 (unlimited floor life) | — |
| 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 |
| 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 |
| Kiraan Pin | — | 16 pins |
| PCF8574 Compatibility | — | Pin-to-pin and I2C address compatible; software changes required |
| Manufacturer | — | NXP Semiconductors |
| Status Lingkungan Hidup | — | Active |
| REACH Status | — | [DATA_NEEDED: REACH status] |