PCA9534PW vs PCF8574T Comparaison
Comparaison détaillée côte à côte de PCA9534PW par NXP Semiconductors et PCF8574T 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
PCF8574T - 8-bit I2C I/O Expander, SOIC-16 | NXP Semiconductors
PCF8574T ObsoleteComparaison des spécifications
| Paramètre | PCA9534PW | PCF8574T |
|---|---|---|
| Marque | NXP Semiconductors | NXP Semiconductors |
| Catégorie | Interface ICs | Interface ICs |
| Statut du cycle de vie | Actif | Obsolete |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $0,00 | $0,61 |
| Device Type | 8-bit CMOS I2C-bus and SMBus low-power I/O port expander | — |
| Number of GPIO Pins | 8 | — |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| I2C Bus Frequency | 400 kHz | — |
| Interface | I2C-bus and SMBus | — |
| Interrupt Output | Yes | Yes, open-drain INT pin |
| Configuration Registers | Yes | — |
| Address Configuration Pins | A0, A1, and A2 | — |
| Maximum Devices Sharing Bus | 8 devices per manufacturer data | — |
| Internal I/O Pull-up Resistors | Removed | — |
| Boîtier | 16-pin TSSOP | SOIC-16 (T suffix) |
| Nombre de broches | 16 pins | — |
| Type de montage | Surface Mount | — |
| PCF8574 Compatibility | Pin-to-pin and I2C address compatible; software changes required | — |
| Manufacturer | NXP Semiconductors | — |
| Statut du cycle de vie | Active | — |
| Température de fonctionnement | [DATA_NEEDED: operating temperature range] | -40C to +85C (industrial) |
| Statut RoHS | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Product Type | — | 8-bit I/O Expander |
| Bus Interface | — | I2C (Standard 100 kHz, Fast 400 kHz) |
| Supply Voltage (VCC) | — | 2.5 V to 6 V |
| Number of I/O Pins | — | 8 (quasi-bidirectional, P0-P7) |
| I2C Address Bits | — | 3 (A0, A1, A2) |
| Base Address | — | 0x20 (PCF8574) / 0x38 (PCF8574A) |
| Addressable Devices per Bus | — | 8 (addresses 0x20-0x27) |
| Output Current (drive LOW) | — | [DATA_NEEDED: sink current per pin mA] |
| Standby Current | — | [DATA_NEEDED: Istandby in uA] |
| Niveau MSL | — | 1 (unlimited floor life) |
| Process Technology | — | Silicon CMOS |