Discover ADS1115, a high-precision 16-bit ADC module with programmable gain amplifier, ideal for battery-powered and portable devices, offering reliable and accurate analog-to-digital conversion.
ADS1115 Product Description
ADS1115 is a high-precision 16-bit analog-to-digital converter (ADC) module produced by Texas Instruments. It is known for its excellent accuracy, low power consumption and compact design. It is suitable for various applications that require accurate signal measurement. The module supports an operating voltage range of 2.0V to 5.5V, suitable for a variety of power supply conditions, and provides a programmable data conversion rate from 8SPS to 860SPS, so that it can perform well in applications with different speed requirements. In addition, the module integrates a programmable gain amplifier (PGA) that can adjust the gain according to the amplitude of the input signal, thereby improving the signal-to-noise ratio and ensuring the best performance in different input ranges. The ADS1115 uses an I²C-compatible interface for communication, which is easy to integrate into various embedded systems. Its package is small and uses X2QFN-10 or VSSOP-10 packages, saving valuable circuit board space. The built-in oscillator and reference voltage source further simplify the external circuit design and enhance the reliability and stability of the system.
ADS1115 Product Features
1. High-precision measurement: ADS1115 provides 16-bit resolution, ensuring extremely high measurement accuracy and is suitable for applications that require precise signal acquisition.
2. Low-power design: The module is designed to be low-power and suitable for battery-powered devices, extending the device's operating time and reducing maintenance costs.
3. Flexible input configuration: Supports four single-ended inputs or two differential inputs, providing a variety of signal connection methods to adapt to different application scenarios.
4. Wide operating voltage range: Supports operating voltages from 2.0V to 5.5V, enhancing the adaptability of the module and is suitable for a variety of power supply environments.
5. Built-in oscillator and reference voltage source: The built-in oscillator and reference voltage source simplify the design and improve the stability and reliability of the system.
ADS1115 Product Application
1. Portable health monitoring device: A portable health monitoring device uses ADS1115 as its core signal acquisition module. The device needs to accurately measure the user's physiological parameters, such as heart rate, blood pressure, etc. The high accuracy and low power consumption of ADS1115 enable the device to accurately collect data over a long period of time without interrupting service due to frequent battery replacement. Through its flexible input configuration, the device is able to collect multiple physiological signals simultaneously, providing comprehensive health monitoring capabilities.
2. Electricity metering in smart grids: In smart grid projects, ADS1115 is used in electricity metering systems to accurately measure voltage and current in the grid. The module's high accuracy and wide operating voltage range enable it to operate stably in complex and changing grid environments. Through its built-in oscillator and reference voltage source, the system is able to automatically calibrate, ensuring long-term accuracy. In addition, the low power consumption design of ADS1115 reduces energy consumption and reduces operation and maintenance costs.
3. Environmental monitoring sensors: In the field of environmental monitoring, ADS1115 is used in air quality detection equipment. These devices need to operate for a long time in outdoor environments, monitoring indicators such as temperature, humidity, PM2.5, etc. The compact design and low power consumption of ADS1115 enable the sensor to work continuously when powered by solar energy. Through its programmable gain amplifier, the sensor can adapt to signal changes in different seasons and weather conditions, ensuring the reliability and accuracy of the data.
