PCF8574ADWR
| Part Number | PCF8574ADWR |
|---|---|
| Manufacturer |
 Texas Instruments |
| Description | I/O Expander 8 I2C 100kHz, 8 I/O pins, configurable as input or output, Open-drain output (requires pull-up resistors), I2C (Inter-Integrated Circuit) |
| Product Group | Port Expander |
| MOQ | 2000 pcs |
| SPQ | 2000 pcs |
| Figure/Case | 16-SOIC |
| Package | T&R Pack |
| PDF Datasheet | |
| Ship From | Hong Kong |
| Shipment Way | DHL / Fedex / TNT / UPS / Others |
| Delivery Term | Ex-Works |
| Send RFQ | sales@signalhk.com |
| Feature | Details |
|---|---|
| Type | 8-bit I/O expander |
| Interface | I2C (Inter-Integrated Circuit) |
| Voltage Supply | 2.5V to 6V |
| Operating Voltage (Vcc) | 2.5V to 6V |
| I/O Pins | 8 I/O pins, configurable as input or output |
| I/O Pin Characteristics | Open-drain output (requires pull-up resistors) |
| I2C Address | Configurable address with 8 possible addresses (default address: 0x20) |
| Data Transfer Rate | Up to 400 kHz (Fast mode I2C) |
| Operating Temperature Range | -40°C to +85°C |
| Power Consumption | Low power, typically 0.05mA (in sleep mode) |
| Input/Output Pins Configurable | Each pin can be configured as input or output with software control |
| Internal Pull-Up Resistors | Configurable internal pull-ups on input pins |
| Interrupt Feature | Interrupt output when the state of the input pins changes |
| Input Latch | Latches input values for stable reads |
| Output Drive Strength | High current sink capability (up to 25mA per pin) |
| Package Type | 16-pin DIP (Dual In-line Package), or SOIC (Surface Mount) |
| Application | Used for expanding I/O ports for microcontrollers, automation systems, and other digital devices |
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