TSC2100IDA

具有集成立体声音频编解码器和耳机/扬声器放大器的可编程触摸屏控制器 PROGRAMMABLE TOUCH SCREEN CONTROLLER WITH INTEGRATED STEREO AUDIO CODEC AND HEADPHONE/SPEAKER AMPLIFIER

DESCRIPON

The TSC2100 is a highly integrated touch screen controller with on-chip processor and audio codec. The touch screen portion of the TSC2100 contains a 12-bit 4-wire resistive touch screen ADC complete with drivers, and interfaces to the host controller through a standard SPI™ serial interface. The on-chip processor provides extensive features specifically designed to reduce host processor and bus overhead, with capabilities that include fully automated operating modes, programmable conversion resolution up to 12 bits, programmable sampling rates up to 125 kHz, programmable conversion averaging, and programmable on-chip timing generation.

FEATURES

• Integrated Touch Screen Processor With Fully Automated Modes of Operation

• Programmable Converter Resolution, Speed, and Averaging

• Programmable Autonomous Timing Control

• Direct Battery Measurement Accepts up to 6-V Input

• On-Chip Temperature Measurement

• Stereo Audio DAC and Mono Audio ADC Support Rates up to 48 ksps

• High Quality 97-dB Stereo Audio

• Integrated PLL for Flexible Audio Clock Generation

• Programmable Digital Audio Bass/Treble/EQ/De-Emphasis

• On-Chip 325-mW, 8-Ω Speaker Driver

• Stereo Headphone Amplifier With Capless Output Option

• Microphone Preamp and Hardware Automatic Gain Control

• SPI™ and I2S™ Serial Interface

• Full Power-Down Control

• Low Power: 11-mW Stereo Audio Playback At 48 ksps

• 32-Pin TSSOP and 32-Pin 5 x 5 mm QFN Package

APPLICATIONS

• Personal Digital Assistants

• Smart Cellular Phones

• MP3 Players