GENERAL DESCRIPTION
The SSM2932 is a stereo headphone amplifier capable of delivering 50 mW of continuous output power per channel into 16 Ω single-ended loads at the 1% THD + N threshold. The stereo headphone drivers are high efficiency, true groundreferenced Class-G technology.

FEATURES
   Ground-referenced Class-G output stage
   Very high efficiency for portable applications
   1.7 mA typical quiescent current
   50 mW per channel into 16 Ω load (with 3.3 V supply)
   98 dB signal-to-noise ratio (SNR), A-weighted
   90 dB power supply rejection ratio at 217 Hz
   2.5 V to 3.6 V supply range
   Selectable gain: 0 dB or 6 dB
   High-Z output mode for sharing of output jack
   1 μA shutdown current
   Short-circuit protection
   Pop-and-click reduction circuitry
   8 kV ESD protection on output terminals
   16-ball, 0.4 mm pitch WLCSP (1.64 mm × 1.64 mm)
   −40°C to +85°C operating temperature range

APPLICATIONS
   Cell phones
   Smartphones/multimedia phones
   Digital cameras
   Portable media players
   Phone accessories
   PDAs