PCA9517A vs TCA9517DGKR Comparación
Comparación detallada lado a lado de PCA9517A por NXP Semiconductors y TCA9517DGKR 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
PCA9517A - Level-Translating I2C-Bus Repeater | NXP Semiconductors
PCA9517A ✓ Activo
Comparación de especificaciones
| Parámetro | PCA9517A | TCA9517DGKR |
|---|---|---|
| Marca | NXP Semiconductors | Texas Instruments |
| Categoría | Bus Repeaters, Buffers & Extenders | Interface ICs |
| Estado del ciclo de vida | Activo | Activo |
| Estado del stock | In Stock | In Stock |
| Precio unitario (USD) | $0,00 | $0,65 |
| Función | Level-translating I2C-bus repeater (2-channel bidirectional buffer) | Level-translating I2C/SMBus buffer, repeater |
| A-Side Supply Voltage (VCC(A)) | 0.9 V (min operating) to 5.5 V | — |
| B-Side Supply Voltage (VCC(B)) | 2.7 V to 5.5 V | — |
| Level Translation Range | 0.9 V to 5.5 V (A-side) to 2.7 V to 5.5 V (B-side) | — |
| Bus Interface | I2C-bus and SMBus compatible | — |
| Number of Channels | 2 (SDA, SCL) | — |
| Enable Input | EN, active-high repeater-enable | — |
| Power-Up Driver Enable Thresholds | Drivers enabled only when VCC(A) > 0.8 V and VCC(B) > 2.5 V | — |
| I/O Configuration | Open-drain (standard I2C) | — |
| Process Technology | CMOS | — |
| Encapsulado | SOIC-8 (SOP) | 8-VSSOP (DGK), 3.00 mm width |
| Tipo de montaje | Surface Mount | Surface Mount |
| Temperatura de funcionamiento | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Maximum Data Rate | 400 kHz (per PCA9517 family specification) | — |
| Estado RoHS | [DATA_NEEDED: RoHS status] | Compliant |
| A-Side B Condition | B-side port must not connect to rise-time-accelerator devices (PCA9510-9516A, PCA9518) | — |
| Canales | — | 2 (bidirectional SDA, SCL) |
| Circuits | — | 1 |
| Maximum Operating Frequency | — | 400 kHz (Fast-mode I2C) |
| VCCA Supply Range | — | 0.9 V to 5.5 V |
| VCCB Supply Range | — | 2.7 V to 5.5 V |
| Supply Restriction | — | VCCA <= VCCB |
| Patilla de habilitación | — | Yes (EN) |
| Powered-Off High Impedance | — | Yes (I2C pins high-Z when supply off) |
| Response Time | — | 110 ns (typical, per TCA9517 family data) |
| Nivel MSL | — | 1 (260C unlimited) |
| Corriente en reposo | — | [DATA_NEEDED: quiescent current] |