PCA9557D vs PCA9557DT Comparaison
Comparaison détaillée côte à côte de PCA9557D par Texas Instruments et PCA9557DT 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 | PCA9557D | PCA9557DT |
|---|---|---|
| Marque | Texas Instruments | Texas Instruments |
| Catégorie | Interface ICs | Interface ICs |
| Statut du cycle de vie | Fin de vie | NRND |
| Number of I/O Bits | 8 | — |
| Interface | I2C, SMBus | I2C and SMBus |
| Bus Frequency (Max) | 400 kHz | — |
| Supply Voltage (VCC) | 2.3 V to 5.5 V | — |
| Température de fonctionnement | -40 C to +85 C | -40 C to +85 C |
| 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) | — |
| Boîtier | 16-SOIC (DR, 7.5 mil pitch) | 16-SOIC |
| Type de montage | Surface Mount | Surface mount |
| Niveau MSL | 1 (unlimited floor life) | — |
| Statut RoHS | Compliant | [DATA_NEEDED: RoHS status] |
| Lead-Free | Yes | — |
| Configuration Registers | Input/output direction registers, polarity inversion | — |
| 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 |
| Type de sortie | — | 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 |
| Package Width | — | 3.90 mm |
| Statut du cycle de vie | — | Obsolete according to Digi-Electronics listing |
| REACH Status | — | [DATA_NEEDED: REACH status] |