TDA7418
Features
■ Input multiplexer
– PD/SE4: pseudo differential stereo input,
programmable as single-ended input
– SE1: stereo single-end input
– SE2: stereo single-end input
– SE3: stereo single-end input
– Input gain adjust from 0 to 15dB with 1dB
steps
– Internal offset-cancellation (AutoZero)
■ Loudness
– Second order frequency response
– Programmable center frequency
(400 Hz / 800 Hz / 2400 Hz)
– 15dB with 1dB steps
– Selectable low and high frequency boost
– Selectable flat-mode (constant attenuation)
■ Volume
– +15dB to -79dB with 1dB step resolution
– Soft-step control with programmable blend
times
■ Bass
– Second order frequency response
– Center frequency programmable in 4 steps
(60 Hz / 80 Hz / 100 Hz / 200 Hz)
– Q programmable 1.0/1.25/1.5/2.0
– DC gain programmable
– -15 to 15dB range with 1dB resolution
■ Middle
– Second order frequency response
– Center frequency programmable in 4 steps
(500 Hz / 1 kHz / 1.5 kHz / 2.5 kHz)
