【16-Bit I/O Expansion with I²C Interface】 16 programmable GPIO ports expand microcontroller I²C capabilities; supports 400kHz communication rate; 25mA sink current per channel for direct LED or relay control; compatible with 3.3V and 5V logic systems; Suitable for industrial automation and smart home applications
【Low Power Consumption for Extended Operation】 Standby current ≤ 1μA; 2000mAh battery life in sleep mode; 2.3V to 5.5V wide voltage range; 10kΩ pull-up resistor on INT pin for stable interrupt signal; suitable for portable and energy-efficient designs
【Flexible Address Configuration for Multi-Module Setup】 Supports 8 modules in parallel; address set via A0-A2 pins (0x20 default); no address conflicts with unique configuration; 100kΩ internal pull-up on input ports; prevents false triggers in sensor networks
【Robust Design for Industrial and Consumer Use】 -40°C to +85°C operating temperature; 5V I/O tolerance; 16 independent I/O ports with configurable input/output modes; built-in interrupt output for real-time status monitoring; reliable performance in high-density I/O Settings
【Easy Integration with Popular Development Platforms】 Compatible with for for Arduino , for for Raspberry Pi, STM32, LabVIEW, and MATLAB; 4.7kΩ pull-up resistors required on SCL/SDA; 33.5mm × 23.5mm compact size with LED status indication; simple setup for embedded projects and educational labs
3Pcs USB to TTL UART CH340G Serial Adapter, 3.3V/5V Switchable for Microcontroller Programming, Compatible with STC Brush Board Modules
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SPH0645LM4H I2S MEMS Microphone Breakout Board for Arduino Raspberry Pi, 1.6-3.6V Digital Sound Sensor for DIY Audio Projects
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4Pcs 10K Dual Channel Analog Potentiometer Module Slide Potentiometer Log Slide Pot Potentiometer Module for Arduino AVR Electronic Block Electronic Building Block Sliding Adjustable Resistor
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MCP23017 16-bit I2C I/O Expander IC Module
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