TCA9517DR vs PCA9517A Comparaison
Comparaison détaillée côte à côte de TCA9517DR 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 | TCA9517DR | 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) | $0,53 | $0,00 |
| Fonction | Level-translating I2C/SMBus bus buffer (repeater) | Level-translating I2C-bus repeater (2-channel bidirectional buffer) |
| Number of Channels | 2 (SDA and SCL) | 2 (SDA, SCL) |
| VCCA Supply Range (A-side) | 0.9 V to 5.5 V | — |
| VCCB Supply Range (B-side) | 3.0 V to 5.5 V | — |
| Maximum Data Rate | 400 kHz (I2C Fast Mode) | 400 kHz (per PCA9517 family specification) |
| Propagation Delay | 230 ns (max) | — |
| A-side Input Low Level | 0.3 x VCCA | — |
| Powered-Off High Impedance | Yes, on all pins | — |
| Direction Control | Not required (fully bidirectional) | — |
| Boîtier | SOIC-8 (D), 3.90 mm width | SOIC-8 (SOP) |
| Type de montage | Surface Mount | Surface Mount |
| Température de fonctionnement | -40C to +85C | [DATA_NEEDED: operating temperature range] |
| Niveau MSL | MSL 1 (260C unlimited) | — |
| Statut RoHS | Compliant (Green, no Sb/Br) | [DATA_NEEDED: RoHS status] |
| ESD Protection | [DATA_NEEDED: ESD rating per datasheet] | — |
| 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 |
| 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 |
| A-Side B Condition | — | B-side port must not connect to rise-time-accelerator devices (PCA9510-9516A, PCA9518) |