PCA9539DW vs PCA9557D Comparaison
Comparaison détaillée côte à côte de PCA9539DW par Texas Instruments et PCA9557D par Texas Instruments. Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
Texas Instruments
PCA9557D - 8-Bit I2C/SMBus I/O Expander with Reset | TI (Tape & Reel)
PCA9557D ✗ Fin de vieComparaison des spécifications
| Paramètre | PCA9539DW | PCA9557D |
|---|---|---|
| Marque | Texas Instruments | Texas Instruments |
| Catégorie | Interface ICs | Interface ICs |
| Statut du cycle de vie | Actif | Fin de vie |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $0,00 | $0,71 |
| Product Type | 16-bit I/O expander | — |
| I/O Pin Count | 16 pins | — |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| Serial Bus Interface | I2C/SMBus | — |
| Maximum Bus Clock | 400 kHz | — |
| Configuration de sortie | Push-pull | — |
| Output Source Current | 10 mA and 25 mA options | — |
| Output Sink Current | 10 mA and 25 mA options | — |
| Interrupt | Yes | — |
| Reset | Yes | — |
| Configuration Registers | Yes | Input/output direction registers, polarity inversion |
| Power-On Reset | Yes | — |
| Internal I/O Pull-Up Resistors | Removed according to TI product comparison | — |
| Température de fonctionnement | -40 C to +85 C | -40 C to +85 C |
| Boîtier | 24-pin SOIC (DW) | 16-SOIC (DR, 7.5 mil pitch) |
| Type de montage | Surface Mount | Surface Mount |
| Statut RoHS | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Number of I/O Bits | — | 8 |
| Interface | — | I2C, SMBus |
| 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) |
| Niveau MSL | — | 1 (unlimited floor life) |
| Lead-Free | — | Yes |