PCF8574T vs PCA9554PW Perbandingan
Perbandingan bersamaan detil PCF8574T dari NXP Semiconductors dan PCA9554PW dari NXP Semiconductors. Bandingkan spesifikasi penting, parameter listrik, pengemasan, status cycle, harga, dan ketersediaan untuk menentukan komponen terbaik untuk kebutuhan desain Anda.
NXP Semiconductors
PCF8574T - 8-bit I2C I/O Expander, SOIC-16 | NXP Semiconductors
PCF8574T Obsolete
Perbandingan Spesifikasi
| Parameter Umum | PCF8574T | PCA9554PW |
|---|---|---|
| Merek | NXP Semiconductors | NXP Semiconductors |
| Kategori | Interface ICs | Interface ICs |
| Status Lingkungan Hidup | Obsolete | Aktif |
| Product Type | 8-bit I/O Expander | 8-bit I2C/SMBus I/O expander with interrupt |
| 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] | — |
| Standby Current | [DATA_NEEDED: Istandby in uA] | [DATA_NEEDED: Standby current] |
| Paket | SOIC-16 (T suffix) | 16-pin TSSOP |
| Suhu Kerja | -40C to +85C (industrial) | [DATA_NEEDED: Operating temperature range] |
| Level MSL | 1 (unlimited floor life) | — |
| Status RoHS | Compliant | [DATA_NEEDED: RoHS status] |
| Process Technology | Silicon CMOS | — |
| 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 |
| Antarmuka | — | 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 |
| Tipe Mounting | — | Surface mount |
| 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] |
| Operating Current | — | [DATA_NEEDED: Typical and maximum operating current] |
| REACH Status | — | [DATA_NEEDED: REACH status] |