PCA9548A vs PCA9548APW Comparaison
Comparaison détaillée côte à côte de PCA9548A par Texas Instruments et PCA9548APW 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
PCA9548APW - 8-Channel I2C-Bus Switch with Reset | NXP Semiconductors
PCA9548APW ✓ ActifComparaison des spécifications
| Paramètre | PCA9548A | PCA9548APW |
|---|---|---|
| Marque | Texas Instruments | NXP Semiconductors |
| Catégorie | Interface ICs | Interface ICs |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $0,79 | $1,55 |
| Fonction | 8-channel bidirectional I2C translating switch | 8-channel I2C-bus bidirectional translating switch with reset |
| Number of Channels | 8 downstream SCx/SDx pairs | 8 (SCx/SDx downstream pairs) |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| I2C Bus Speed Support | Standard-Mode 100 kHz, Fast-Mode 400 kHz | — |
| Control Interface | I2C/SMBus, single 8-bit control register | — |
| Hardware Address Pins | 3 (A0, A1, A2) - up to 8 devices per bus | — |
| Reset Input | Yes, active-low RESET | — |
| Voltage Translation | Yes, via pass-gate switch voltage referencing | — |
| Température de fonctionnement | [DATA_NEEDED: operating temperature range] | -40 C to +85 C |
| Boîtier | 24-TSSOP (PW) | 24-TSSOP (PW, 7.8 mm body) |
| Type de montage | Surface Mount | Surface Mount |
| Type d'interface | 2-wire bus (SCL/SDA) | — |
| Channel Selection | Individual or any combination of channels | — |
| Power-On Reset | Internal, resets registers to default state | — |
| Statut RoHS | Compliant | — |
| Courant de repos | [DATA_NEEDED: quiescent current] | — |
| Address Pins | — | 3 (A0, A1, A2) - up to 8 devices on bus (64 channels) |
| Supply Voltage (VDD) | — | 2.3 V to 5.5 V |
| I/O Voltage Tolerance | — | Up to 5.5 V (independent of VDD level-shifting) |
| RESET Input | — | Active-low; clears channel selection and deselects all switches |
| I2C Clock Frequency | — | 0 kHz to 400 kHz (Standard and Fast-mode) |
| Channel On-Resistance | — | [DATA_NEEDED: typical Ron at 3.3V / 5V] |
| Standby Current | — | [DATA_NEEDED: typical standby ICC] |
| Niveau MSL | — | 1 (per JEDEC J-STD-020) |
| Lead-Free / RoHS | — | Yes (compliant) |
| Compliance | — | RoHS, REACH (per NXP product page) |