PCA9557PW vs PCF8574T Perbandingan
Perbandingan bersamaan detil PCA9557PW dari NXP Semiconductors dan PCF8574T 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 ObsoletePerbandingan Spesifikasi
| Parameter Umum | PCA9557PW | PCF8574T |
|---|---|---|
| Merek | NXP Semiconductors | NXP Semiconductors |
| Kategori | Interface ICs | Interface ICs |
| Status Lingkungan Hidup | Aktif | Obsolete |
| Product Type | 8-bit parallel I/O expander | 8-bit I/O Expander |
| Bus Interface | I2C/SMBus | I2C (Standard 100 kHz, Fast 400 kHz) |
| VCC Operating Voltage | 2.3 V to 5.5 V | — |
| I2C/SMBus Maximum Frequency | 400 kHz | — |
| Input Port | 8-bit | — |
| Output Port | 8-bit | — |
| IO0 Output Type | High-impedance open-drain output | — |
| Parallel I/O Count | 8 I/O | — |
| Arus Pemuat | [DATA_NEEDED: supply current] | — |
| Input Logic Levels | [DATA_NEEDED: input logic levels] | — |
| Output Logic Levels | [DATA_NEEDED: output logic levels] | — |
| I2C Address | [DATA_NEEDED: I2C address] | — |
| Suhu Kerja | [DATA_NEEDED: operating temperature range] | -40C to +85C (industrial) |
| Paket | 16-pin TSSOP | SOIC-16 (T suffix) |
| Tipe Mounting | Surface mount | — |
| Status RoHS | unknown | Compliant |
| REACH Status | unknown | — |
| AEC-Q100 Qualification | unknown | — |
| 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] |
| Level MSL | — | 1 (unlimited floor life) |
| Process Technology | — | Silicon CMOS |