Product overview
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All features
- Speaker\t\t
4 independent soft step speaker controls, +15dB to -79dB with 1dB steps direct mute\t\t - Treble\t\t
second order frequency response\t\t center frequency programmable in 4 steps (10KHz/12.5KHz/15KHz/17.5KHz)\t\t -15 to 15dB range with 1dB resolution\t\t - Mute Functions\t\t
direct mute\t\t digitally controlled SoftMute with 3 programmable mute-times(0.48ms/0.96ms/123ms)\t\t - Input Multiplexer\t\t
PD/SE4: pseudo differential stereo input, programmable as single-ended input\t\t SE1: stereo single-end input\t\t SE2: stereo single-end input\t\t SE3: stereo single-end input\t\t input gain adjust from 0 to 15dB with 1dB steps\t\t internal offset-cancellation (AutoZero)\t\t - Volume\t\t
+15dB to -79dB with 1dB step resolution\t\t soft-step control with programmable blend times\t\t - Loudness\t\t
Second order frequency response\t\t programmable center frequency (400Hz/800Hz/2400Hz)\t\t 15dB with 1dB steps\t\t selectable low & high frequency boost\t\t selectable flat-mode (constant attenuation)\t\t - Middle\t\t
second order frequency response\t\t center frequency programmable in 4 steps (500Hz/1KHz/1.5KHz/2.5KHz)\t\t Q programmable 0.5/0.75/1.0/1.25\t\t -15 to 15dB range with 1dB resolution\t\t - Subwoofer\t\t
single-ended mono output\t\t independent soft step level control, +15dB to -79dB with 1dB steps\t\t - Bass\t\t
second order frequency response\t\t center frequency programmable in 4 steps (60Hz/80Hz/100Hz/200Hz)\t\t Q programmable 1.0/1.25/1.5/2.0\t\t DC gain programmable\t\t -15 to 15dB range with 1dB resolution\t\t
- Speaker\t\t
Circuit Diagram
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STMicroelectronics - TDA7418
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