The TLV320DAC3202 is a high fidelity and low power headphone amplifier with integrated DAC and power rails. The small solution size and highly efficient operation maximizes battery life and performance. The digital audio interface supports industry standard formats such as I2S and PCM. Many features of this device such as volume setting, data width and sampling rate are configurable for optimum flexibility and efficiency. The headset power control automatically adjusts the rail voltage based on the input signal to maximize efficiency and performance. The control interface uses an industry standard I2C controller for ease of operation and reduction in device pin count.

• Ground Referenced Click-Pop Free Class-G Stereo Headset Driver
• Capable of Driving 1 VRMS at the Headset Driver Output, Per Channel, in Phase
• 100-dB(A) Channel SNR With 6.5-mW of Quiescent Power Dissipation
• Built In Short-Circuit Protection for Preventing Supply Rails Overload
• Supports 8-, 11.025-, 12-, 16-, 24-, 32-, 44.1- and 48-kHz Sample Rates
• I2C Interface for Digital Control
• Supports 16-, 20-, 24- and 32-Bit Data Width
• Supports Standard I2S, PCM, Left and Right Justified Formats
• Supports Data Mixing With Gain Options
• 32-Step Volume Control from 4 to -59 dB
• Clocking: Internal Clock Derived from I2S BCLK
• Package: WCSP, 0.5 mm Pitch, 2 mm x 2.5 mm
• Power Supply: Direct Battery and IO Supply
• APPLICATIONS
  • Smart Phones and Music Phones
  • Portable Navigation
  • Personal Media Players
  • PDAs
  • Portable Game Consoles
  • HDD and Flash-Based Portable Audio Players