PCF8574AN vs PCF8574PWR Comparaison
Comparaison détaillée côte à côte de PCF8574AN par Texas Instruments et PCF8574PWR 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 ✓ ActifComparaison des spécifications
| Paramètre | PCF8574AN | PCF8574PWR |
|---|---|---|
| Marque | Texas Instruments | Texas Instruments |
| Catégorie | Interface ICs | Interface ICs |
| Statut du cycle de vie | Actif | Actif |
| 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] | — |
| Boîtier | [DATA_NEEDED: package designation] | 20-pin TSSOP (PW) |
| Nombre de broches | [DATA_NEEDED: pin count] | — |
| Type de montage | [DATA_NEEDED: mounting type] | Surface Mount |
| Statut RoHS | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Lead-Free Status | [DATA_NEEDED: lead-free status] | — |
| 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) |
| Température de fonctionnement | — | -40 C to +85 C |
| Niveau MSL | — | 1 (unlimited floor life) |