Texas Instruments

ADS8528SRGCT

The ADS8528SRGCT is a high-performance, 8-channel, capacitive touch sensing controller from Texas Instruments. It is designed to support a wide range of touch applications, including buttons, sliders, wheels, and proximity sensors.

Description:

The ADS8528SRGCT is a member of the ADS8500 series of capacitive touch sensing controllers. It is available in a compact, 40-pin QFN package. The device features a high-precision, low-noise capacitive sensing front end, along with a flexible and configurable microcontroller that can be programmed to support a wide range of touch sensing applications.

Features:

Some of the key features of the ADS8528SRGCT include:

1. 8 capacitive touch sensing channels
2. Wide supply voltage range (2.7V to 5.5V)
3. Low power consumption (typical < 1mA in active mode)
4. High-precision capacitance measurement with 16-bit resolution
5. Configurable sensitivity and debounce settings
6. Support for mutual capacitance and self-capacitance touch sensing
7. Integrated oscillator and clock circuitry
8. I2C and SPI serial interfaces for communication with a host microcontroller
9. On-chip EEPROM for storage of calibration data and configuration settings
10. Small footprint (5mm x 5mm QFN package)

Applications:

The ADS8528SRGCT is suitable for a wide range of touch sensing applications, including:

1. Consumer electronics (e.g. smartphones, tablets, and laptops)
2. Industrial control panels
3. Home appliances (e.g. refrigerators, ovens, and washing machines)
4. Automotive infotainment systems and control panels
5. Medical equipment (e.g. touch-based control panels)
6. IoT devices (e.g. smart home devices and wearables)
7. White goods (e.g. microwaves, coffee makers, and air conditioners)

In summary, the ADS8528SRGCT is a versatile and high-performance capacitive touch sensing controller from Texas Instruments. Its features, such as multiple sensing channels, low power consumption, and high precision, make it suitable for a wide range of touch applications across various industries.