NCA6416
NCA6416 is Low-voltage translating 16-bit I2C-bus/SMBus I/O expander manufactured by Nexperia.
Low-voltage translating 16-bit I²C-bus/SMBus I/O expander
Rev. 1
- 20 August 2025
Product data sheet
1. General description
The NCA6416 is a versatile 16-bit general-purpose I/ O expander designed for microcontrollers that need additional I/O pins. It municates via an I²C-bus interface, making it ideal for applications with minimal space and wiring, such as battery-powered devices using sensors, keypads, push buttons or LED control for managing LED brightness.
Nexperia's I/O expanders feature a dual power supply architecture with two inputs: VCCI and VCCP. This design enables seamless level translation, supporting mixed-voltage environments. VCCI powers the I²C interface and...
