PCF8574T vs PCF8574TD Perbandingan
Perbandingan bersamaan detil PCF8574T dari NXP Semiconductors dan PCF8574TD 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 | PCF8574T | PCF8574TD |
|---|---|---|
| Merek | NXP Semiconductors | NXP Semiconductors |
| Kategori | Interface ICs | Interface ICs |
| Status Lingkungan Hidup | Obsolete | Aktif |
| Product Type | 8-bit I/O Expander | — |
| Bus Interface | I2C (Standard 100 kHz, Fast 400 kHz) | — |
| Supply Voltage (VCC) | 2.5 V to 6 V | 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] | 10 uA maximum |
| Paket | SOIC-16 (T suffix) | SO-16 (Small Outline, 16-pin) |
| Suhu Kerja | -40C to +85C (industrial) | -40C to +85C (industrial) |
| Level MSL | 1 (unlimited floor life) | [DATA_NEEDED: MSL rating] |
| Status RoHS | Compliant | Compliant |
| Process Technology | Silicon CMOS | Silicon CMOS |
| Fungsi | — | Remote 8-bit I/O expander for I2C-bus |
| Number of I/O | — | 8 (quasi-bidirectional) |
| Antarmuka | — | I2C-bus (2-wire, up to 400 kHz) |
| I2C Address Range (PCF8574) | — | 0x20 to 0x27 (3 HW address bits) |
| Interrupt Output (INT) | — | Yes, open-drain, active-low |
| Maximum Bus Frequency | — | 400 kHz |
| Output Drive Capability | — | 25 mA sink per pin (quasi-bidirectional) |
| Tipe Mounting | — | Surface Mount |
| ESD Rating | — | [DATA_NEEDED: ESD HBM rating] |