PCA9554ABS3,118 vs PCA9554DB Comparación
Comparación detallada lado a lado de PCA9554ABS3,118 por NXP Semiconductors y PCA9554DB 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.
NXP Semiconductors
PCA9554ABS3,118 - 8-bit I2C/SMBus GPIO Expander w/ Interrupt | NXP
PCA9554ABS3,118 ✓ Activo
Comparación de especificaciones
| Parámetro | PCA9554ABS3,118 | PCA9554DB |
|---|---|---|
| Marca | NXP Semiconductors | Texas Instruments |
| Categoría | Interface ICs | Interface ICs |
| Estado del ciclo de vida | Activo | Activo |
| Interface Bus | I2C, SMBus | — |
| Number of I/O | 8 | — |
| Clock Frequency (Max) | 400 kHz | — |
| Tensión de alimentación | 2.3 V to 5.5 V | — |
| I/O Voltage Tolerance | 5.5 V | — |
| I2C Address Selection | 3 hardware address pins (up to 8 devices) | — |
| Interrupt Output | /INT, open-drain | Present |
| Default I2C Address (PCA9554A) | 0x38 (3-bit addr 000 = 0x38) | — |
| I/O Direction Configurability | Per-bit input or output | — |
| Internal Pull-ups | Configurable weak pull-ups per pin | — |
| Power-On Reset | Yes (all ports initialized as inputs) | — |
| Temperatura de funcionamiento | -40 C to +85 C | [DATA_NEEDED: operating temperature range] |
| Encapsulado | 16-HVQFN (3x3 mm) with exposed pad | 16-pin SSOP |
| Tipo de montaje | Surface Mount | Surface mount |
| Estado RoHS | Compliant | — |
| Nivel MSL | [DATA_NEEDED: MSL rating] | — |
| Función | — | 8-bit I2C/SMBus I/O expander with interrupt |
| Number of I/O Lines | — | 8 |
| Operating Voltage Range | — | 2.3 V to 5.5 V |
| Interfaz | — | I2C/SMBus |
| Maximum Bus Frequency | — | 400 kHz |
| Configuration Registers | — | Present |
| Weak Pull-Ups | — | Present |
| Device Class | — | General-purpose remote I/O expander |
| Configuración de salida | — | Individually configurable input/output ports |
| Bus Signals | — | SCL and SDA |
| Compliance Status | — | [DATA_NEEDED: RoHS status] |
| Corriente de alimentación | — | [DATA_NEEDED: typical and maximum supply current] |
| Output Drive Capability | — | [DATA_NEEDED: output current and output voltage characteristics] |
| Input Threshold | — | [DATA_NEEDED: input voltage thresholds] |
| Address | — | [DATA_NEEDED: I2C device address] |
| Pinout | — | [DATA_NEEDED: complete manufacturer pin names and electrical descriptions] |