Texas Instruments TSC2101
The TSC2101 is a low-power highly integrated high performance codec and touch screen controller, which supports stereo audio DAC, mono audio ADC and SAR ADC. The TSC2101 features a high-performance audio codec with 16, 20, 24, or 32-bit stereo playback, mono record functionality at up to 48 ksps. The device integrates several analog features such as support for headset interface, cellular headset interface, microphone interface, and speaker and receiver drivers.FEATURES
D Stereo Audio Playback Up to 48 ksps D Mono Audio Record up to 48 ksps D Integrated PLL for Audio Clock Generation D Programmable Gain Amplifiers D Hardware Automatic Gain Control D Programmable Digital Audio Effects Processing D Stereo Headset Interface D Cellular Headset Interface D 8-Ω Speaker Driver D 32-Ω Receiver Driver D Interface with Microphone D Auto-Detection of Headset and Button Press D Supports Both Cap and Cap-Less Interface for Headset D Programmable Audio Routing D 4-Wire Touch Screen Interface D Integrated Touch Screen Processor With Fully Automated Modes of Operation D Programmable Converter Resolution, Speed, and Averaging D Programmable Autonomous Timing Control D Direct Battery Measurement D Built-In Buffer for Touch Screen Data D SPI™ Serial Interface D Low Power D Full Power-Down Control D 48-Pin QFN PackageAPPLICATIONS
D Personal Digital Assistants D Smart Cellular Phones D MP3 PlayersDESCRIPTION
The device supports auto detection of headset and button press without any glue logic.