PCF8574PWR vs PCF8574AN Comparaison
Comparaison détaillée côte à côte de PCF8574PWR par Texas Instruments et PCF8574AN par Texas Instruments. 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.
Texas Instruments
PCF8574PWR - 8-bit I2C I/O Expander 20-TSSOP | Texas Instruments
PCF8574PWR ✓ Actif
Comparaison des spécifications
| Paramètre | PCF8574PWR | PCF8574AN |
|---|---|---|
| Marque | Texas Instruments | Texas Instruments |
| Catégorie | Interface ICs | Interface ICs |
| Statut du cycle de vie | Actif | Actif |
| Fonction | I/O Expander | — |
| Number of I/O | 8 | — |
| Interface | I2C (SMBus compatible) | — |
| Clock Frequency (Max) | 100 kHz | — |
| I2C Address Base | 0x20 (PCF8574A: 0x38) | — |
| Supply Voltage (VCC) | 2.5 V to 6 V | — |
| Supply Current (Standby) | 2.5 uA typical | — |
| Interrupt Output | Yes (active-low INT) | — |
| Hardware Address Pins | 3 (A0, A1, A2) | — |
| Max Devices on Bus | 8 (16 combined with PCF8574A) | — |
| Output Drive (Source/Sink) | 25 mA / 25 mA per I/O | — |
| I/O Type | Quasi-bidirectional (no direction register) | — |
| Boîtier | 20-pin TSSOP (PW) | [DATA_NEEDED: package designation] |
| Température de fonctionnement | -40 C to +85 C | — |
| Type de montage | Surface Mount | [DATA_NEEDED: mounting type] |
| Statut RoHS | Compliant | [DATA_NEEDED: RoHS status] |
| Niveau MSL | 1 (unlimited floor life) | — |
| Device Type | — | [DATA_NEEDED: device type] |
| I/O Direction | — | [DATA_NEEDED: I/O direction] |
| Number of I/O Lines | — | [DATA_NEEDED: number of I/O lines] |
| Type d'interface | — | [DATA_NEEDED: interface type] |
| Operating Supply Voltage Range | — | [DATA_NEEDED: operating supply voltage range] |
| Input Logic Voltage Levels | — | [DATA_NEEDED: input logic voltage levels] |
| Output Logic Voltage Levels | — | [DATA_NEEDED: output logic voltage levels] |
| Output Drive Current | — | [DATA_NEEDED: output drive current] |
| Output Sink Current | — | [DATA_NEEDED: output sink current] |
| Maximum Serial Clock Frequency | — | [DATA_NEEDED: maximum serial clock frequency] |
| Address Range | — | [DATA_NEEDED: address range] |
| Courant de repos | — | [DATA_NEEDED: quiescent current] |
| Plage de température de fonctionnement | — | [DATA_NEEDED: operating temperature range] |
| Nombre de broches | — | [DATA_NEEDED: pin count] |
| REACH Status | — | [DATA_NEEDED: REACH status] |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |