PCA9554PW vs PCF8574T Comparaison
Comparaison détaillée côte à côte de PCA9554PW 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 | PCA9554PW | 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 |
| Product Type | 8-bit I2C/SMBus I/O expander with interrupt | 8-bit I/O Expander |
| Number of GPIO | 8 bits | — |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| I2C/SMBus Maximum Frequency | 400 kHz | — |
| I2C/SMBus Supported Frequency | 100 kHz and 400 kHz | — |
| Interface | I2C-bus/SMBus | — |
| Interrupt Support | Yes | — |
| Port Register Features | Input/output and polarity configuration registers | — |
| Pull-Up Capability | Weak pull-up | — |
| Address Difference | PCA9554A has a different address | — |
| Boîtier | 16-pin TSSOP | SOIC-16 (T suffix) |
| Type de montage | Surface mount | — |
| Température de fonctionnement | [DATA_NEEDED: Operating temperature range] | -40C to +85C (industrial) |
| Maximum Output Current per Pin | [DATA_NEEDED: Maximum output current per pin] | — |
| Input Voltage Levels | [DATA_NEEDED: Input voltage thresholds] | — |
| Output Drive Capability | [DATA_NEEDED: Output drive current and output voltage characteristics] | — |
| Standby Current | [DATA_NEEDED: Standby current] | [DATA_NEEDED: Istandby in uA] |
| Operating Current | [DATA_NEEDED: Typical and maximum operating current] | — |
| Statut RoHS | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| 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) |
| Interrupt Output | — | Yes, open-drain INT pin |
| Output Current (drive LOW) | — | [DATA_NEEDED: sink current per pin mA] |
| Niveau MSL | — | 1 (unlimited floor life) |
| Process Technology | — | Silicon CMOS |