PCA9539DW vs PCA9557D Comparación
Comparación detallada lado a lado de PCA9539DW por Texas Instruments y PCA9557D por Texas Instruments. Compare las especificaciones clave, los parámetros eléctricos, el encapsulado, el estado del ciclo de vida, los precios y la disponibilidad para determinar el mejor componente para los requisitos de su diseño.
Texas Instruments
PCA9557D - 8-Bit I2C/SMBus I/O Expander with Reset | TI (Tape & Reel)
PCA9557D ✗ Fin de vidaComparación de especificaciones
| Parámetro | PCA9539DW | PCA9557D |
|---|---|---|
| Marca | Texas Instruments | Texas Instruments |
| Categoría | Interface ICs | Interface ICs |
| Estado del ciclo de vida | Activo | Fin de vida |
| Estado del stock | In Stock | In Stock |
| Precio unitario (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 | — |
| Configuración de salida | 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 | — |
| Temperatura de funcionamiento | -40 C to +85 C | -40 C to +85 C |
| Encapsulado | 24-pin SOIC (DW) | 16-SOIC (DR, 7.5 mil pitch) |
| Tipo de montaje | Surface Mount | Surface Mount |
| Estado RoHS | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Number of I/O Bits | — | 8 |
| Interfaz | — | 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) |
| Nivel MSL | — | 1 (unlimited floor life) |
| Lead-Free | — | Yes |