Cranking out 1.2W per channel of continuous average power into 8Ω loads, the TS4997 stereo power amplifier (PA) weaves 3D audio effects over the stereo speaker outputs to add a surround-sound feel to MP3 and video files. The device operates from a 5V supply, however it can operate from supplies as low as 2.7V. It specifies a PSRR of 85 dB and a SNR of 106 dB (A). Additionally, the PA integrates pop-and-click suppression. Available now in a 4 mm x 4 mm QFN16 package with a 0.65-mm pad pitch, price is $1.20 each/1,000. STMICROELECTRONICS, Lexington, MA. (888) 787-3550.
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