PCA9538DBR vs PCF8574TD Karşılaştırma
Ayrıntılı yan yana karşılaştırma PCA9538DBR tarafından Texas Instruments ve PCF8574TD tarafından NXP SemiconductorsAnahtar özellikleri, elektriksel parametreleri, ambalajı, yaşam döngüsü durumu, fiyatlandırma ve mevcudiyeti karşılaştırarak tasarım gereksinimleriniz için en iyi bileşeni belirleyin.
Özellik Karşılaştırması
| Parametre | PCA9538DBR | PCF8574TD |
|---|---|---|
| Marka | Texas Instruments | NXP Semiconductors |
| Kategori | Interface ICs | Interface ICs |
| Yaşam Döngüsü Durumu | Obsolete | Aktif |
| Number of I/O Ports | 8 ports | — |
| Operating Supply Voltage Range | 2.3 V to 5.5 V | — |
| Arayüz Türü | I2C and SMBus | — |
| Maximum I2C Bus Frequency | 400 kHz | — |
| Interrupt Output | 1 interrupt output | — |
| Reset Input | 1 reset input | — |
| Configuration Registers | Configuration, port, and polarity control | — |
| Standby Current | 1 uA | 10 uA maximum |
| Paket | 16-pin SSOP | SO-16 (Small Outline, 16-pin) |
| Package Family | SSOP family, surface-mount SMD | — |
| Montaj Türü | Surface mount | Surface Mount |
| Pin Sayısı | 16 pins | — |
| I/O Configuration | Individually configurable as input or output | — |
| Input Polarity Control | Configurable input polarity inversion | — |
| Address Configuration | Hardware-configurable bus address | — |
| İşletim Sıcaklığı Aralığı | [DATA_NEEDED: operating temperature range] | — |
| RoHS Durumu | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Automotive Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| Lead-Free Status | [DATA_NEEDED: lead-free status] | — |
| Halogen-Free Status | [DATA_NEEDED: halogen-free status] | — |
| Fonksiyon | — | Remote 8-bit I/O expander for I2C-bus |
| Number of I/O | — | 8 (quasi-bidirectional) |
| Arayüz | — | I2C-bus (2-wire, up to 400 kHz) |
| Supply Voltage (VCC) | — | 2.5 V to 6 V |
| 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) |
| İşletim Sıcaklığı | — | -40C to +85C (industrial) |
| Process Technology | — | Silicon CMOS |
| MSL Seviyesi | — | [DATA_NEEDED: MSL rating] |
| ESD Rating | — | [DATA_NEEDED: ESD HBM rating] |