PCF8574PWR vs PCF8574AN Comparação
Comparação detalhada lado a lado de PCF8574PWR por Texas Instruments e PCF8574AN por Texas Instruments. Compare especificações principais, parâmetros elétricos, encapsulamento, status do ciclo de vida, preços e disponibilidade para determinar o melhor componente para os requisitos do seu projeto.
Texas Instruments
PCF8574PWR - 8-bit I2C I/O Expander 20-TSSOP | Texas Instruments
PCF8574PWR ✓ Ativo
Comparação de especificações
| Parâmetro | PCF8574PWR | PCF8574AN |
|---|---|---|
| Marca | Texas Instruments | Texas Instruments |
| Categoria | Interface ICs | Interface ICs |
| Status do ciclo de vida | Ativo | Ativo |
| Função | 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) | — |
| Encapsulamento | 20-pin TSSOP (PW) | [DATA_NEEDED: package designation] |
| Temperatura de operação | -40 C to +85 C | — |
| Tipo de montagem | Surface Mount | [DATA_NEEDED: mounting type] |
| Status RoHS | Compliant | [DATA_NEEDED: RoHS status] |
| Nível 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] |
| Tipo de 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] |
| Corrente de repouso | — | [DATA_NEEDED: quiescent current] |
| Faixa de temperatura de operação | — | [DATA_NEEDED: operating temperature range] |
| Contagem de pinos | — | [DATA_NEEDED: pin count] |
| REACH Status | — | [DATA_NEEDED: REACH status] |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |