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TCA6408APWR. from TI,Texas Instruments

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TCA6408APWR.

Manufacturer: TI

Low-Voltage 8-Bit I2C and SMBus I/O Expander 16-TSSOP -40 to 85

Partnumber Manufacturer Quantity Availability
TCA6408APWR.,TCA6408APWR TI 500 In Stock

Description and Introduction

Low-Voltage 8-Bit I2C and SMBus I/O Expander 16-TSSOP -40 to 85 The TCA6408APWR is an 8-bit I²C and SMBus I/O expander manufactured by Texas Instruments (TI).  

### **Key Specifications:**  
- **Interface:** I²C, SMBus compatible  
- **Operating Voltage:** 1.65V to 5.5V  
- **Number of I/O Ports:** 8 (individually configurable as inputs or outputs)  
- **Interrupt Output:** Configurable for monitoring input changes  
- **Low Standby Current:** 1µA (typical)  
- **Schmitt-Trigger Inputs:** Allows slow input transition and better noise immunity  
- **Package:** TSSOP-16  

### **Features:**  
- **Configurable Pins:** Each I/O can be independently set as an input or output.  
- **Interrupt Function:** Alerts the host controller of input state changes.  
- **Power-On Reset:** Initializes registers to default states.  
- **Compatibility:** Works with both 3.3V and 5V microcontrollers.  
- **High Drive Capability:** 25mA sink capability per I/O.  

This device is commonly used for expanding I/O capabilities in applications like servers, industrial controls, and consumer electronics.

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