NLVPCA9535EMTTXG

I/o Expanders Overview

The NLVPCA9535EMTTXG is a 16-bit low-power I/O expander designed for the I2C bus and SMBus. It provides general-purpose digital input and output expansion, featuring an interrupt output to signal data changes to the host processor. The device operates within a supply voltage range of 2.3 V to 5.5 V, ensuring compatibility with various logic families. It includes configuration registers that allow individual pins to be defined as inputs or outputs. The component is housed in a compact package suitable for space-constrained applications.

I/o Expanders Feature Summary

• Supports I2C and SMBus communication protocols for system integration
• Provides 16 general-purpose digital I/O channels with configurable direction
• Includes interrupt output functionality to notify the host of pin state changes
• Operates across a wide supply voltage range from 2.3 V to 5.5 V

I/o Expanders Applications

• Portable devices requiring extended I/O capabilities
• Industrial control systems utilizing I2C/SMBus networks
• Consumer electronics with limited microcontroller pins

I/o Expanders Procurement Notes

Verify the exact ordering suffix against the manufacturer's current datasheet to confirm package type and tape/reel specifications. Ensure the component meets the required automotive or industrial qualification standards if applicable to the end application. Cross-reference the part number with official distributor catalogs to confirm availability and revision status before procurement.

I/o Expanders Selection Notes

Select this component when a system requires additional digital I/O lines via a standard two-wire interface. It is suitable for designs needing voltage translation between different logic levels within the supported supply range. Consider the interrupt feature for efficient polling reduction in power-sensitive applications. Verify package dimensions fit the PCB layout constraints.

I/o Expanders Part Context

This part belongs to the PCA9535 family of 16-bit I/O expanders manufactured by onsemi. It serves as a peripheral interface solution for microcontrollers and processors lacking sufficient GPIO pins. The device simplifies system design by offloading I/O management tasks through standardized serial communication protocols.

I/o Expanders Replacement Considerations

Direct replacements include the PCA9535E and PCA9535EC from onsemi. Other compatible parts may include the NLA9535 series from onsemi. Verify pinout compatibility and register mapping before substituting.