TCA9517DGKR vs PCA9517A Comparaison
Comparaison détaillée côte à côte de TCA9517DGKR par Texas Instruments et PCA9517A par NXP Semiconductors. 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.
NXP Semiconductors
PCA9517A - Level-Translating I2C-Bus Repeater | NXP Semiconductors
PCA9517A ✓ ActifComparaison des spécifications
| Paramètre | TCA9517DGKR | PCA9517A |
|---|---|---|
| Marque | Texas Instruments | NXP Semiconductors |
| Catégorie | Interface ICs | Bus Repeaters, Buffers & Extenders |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $0,65 | $0,00 |
| Fonction | Level-translating I2C/SMBus buffer, repeater | Level-translating I2C-bus repeater (2-channel bidirectional buffer) |
| Canaux | 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 | — |
| Broche d'activation | Yes (EN) | — |
| Powered-Off High Impedance | Yes (I2C pins high-Z when supply off) | — |
| Response Time | 110 ns (typical, per TCA9517 family data) | — |
| Boîtier | 8-VSSOP (DGK), 3.00 mm width | SOIC-8 (SOP) |
| Type de montage | Surface Mount | Surface Mount |
| Niveau MSL | 1 (260C unlimited) | — |
| Statut RoHS | Compliant | [DATA_NEEDED: RoHS status] |
| Température de fonctionnement | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Courant de repos | [DATA_NEEDED: quiescent current] | — |
| 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 |
| Maximum Data Rate | — | 400 kHz (per PCA9517 family specification) |
| A-Side B Condition | — | B-side port must not connect to rise-time-accelerator devices (PCA9510-9516A, PCA9518) |