PCA9557DT vs PCA9557D Karşılaştırma
Ayrıntılı yan yana karşılaştırma PCA9557DT tarafından Texas Instruments ve PCA9557D tarafından Texas InstrumentsAnahtar özellikleri, elektriksel parametreleri, ambalajı, yaşam döngüsü durumu, fiyatlandırma ve mevcudiyeti karşılaştırarak tasarım gereksinimleriniz için en iyi bileşeni belirleyin.
Texas Instruments
PCA9557D - 8-Bit I2C/SMBus I/O Expander with Reset | TI (Tape & Reel)
PCA9557D ✗ Son Kullanım ZamanıÖzellik Karşılaştırması
| Parametre | PCA9557DT | PCA9557D |
|---|---|---|
| Marka | Texas Instruments | Texas Instruments |
| Kategori | Interface ICs | Interface ICs |
| Yaşam Döngüsü Durumu | NRND | Hayat Dönemi Sonu |
| Device Type | 8-bit I2C/SMBus low-power I/O expander | — |
| Number of I/O Ports | 8 | — |
| Operating Supply Voltage Range | 2.3 V to 5.5 V | — |
| I2C/SMBus Clock Frequency | 400 kHz | — |
| Standby Current Consumption | 1 uA maximum | — |
| Arayüz | I2C and SMBus | I2C, SMBus |
| Çıkış Türü | Open-drain and push-pull | — |
| Output Source Current | 10 mA | — |
| Output Sink Current | 25 mA | — |
| Reset Function | Reset register and reset input functionality | — |
| Configuration Function | Configuration register | — |
| Interrupt Output | No interrupt output | — |
| Programmability | Not verified | — |
| İşletim Sıcaklığı | -40 C to +85 C | -40 C to +85 C |
| Paket | 16-SOIC | 16-SOIC (DR, 7.5 mil pitch) |
| Package Width | 3.90 mm | — |
| Montaj Türü | Surface mount | Surface Mount |
| Yaşam Döngüsü Durumu | Obsolete according to Digi-Electronics listing | — |
| RoHS Durumu | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Number of I/O Bits | — | 8 |
| Bus Frequency (Max) | — | 400 kHz |
| Supply Voltage (VCC) | — | 2.3 V to 5.5 V |
| Standby Current (Max) | — | 1 uA |
| Output Drive Current per Bit | — | [DATA_NEEDED: per-bit source/sink mA rating] |
| I/O Voltage Tolerance | — | 5.5 V tolerant |
| Reset Input | — | Active-low hardware RESET + software reset (general call) |
| Interrupt Output (INT) | — | Yes, open-drain |
| Slave Address Pins | — | A0, A1, A2 (3 pins, 8 addresses within family) |
| MSL Seviyesi | — | 1 (unlimited floor life) |
| Lead-Free | — | Yes |
| Configuration Registers | — | Input/output direction registers, polarity inversion |