SGM4888 Dual 2.
1W Audio Power Amplifier Plus Stereo Headphone & 3D Enhancement GENERAL DESCRIPTION The SGM4888 is a dual bridge-connected audio power amplifier which, when connected to a 5V supply, will deliver 2.
1W into a 4Ω load or 2.
5W into a 3Ω load with typically 1% THD+N.
The SGM4888 has two separate HP (headphone) enable inputs, each having different logic level thresholds.
Either HP enable input activates the single-ended headphone mode and disables the BTL output mode.
The HP Sense input is for use with a normal stereo headphone jack.
The remaining input, HP Logic, accepts standard logic level thresholds.
To simplify audio system design, the SGM4888 combines dual bridge speaker amp...

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