LPF0428X filter equivalent, analog low pass filter.
— Analog 2.3Volt Operation
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— 2'nd Order Low Pass Filter — On chip common level generator
APPLICATIONS
— Audio Signal Player
FUNCTIONAL BLOCK DIAGRA.
— Audio Signal Player
FUNCTIONAL BLOCK DIAGRAM
IM
D C K
Q
AOUT
IP
D CK
Q
CK VCOM PDL VDDAL VSSAL VDDA VSSA VBBA.
lpf0428x is developed for analog conversion of PWM input and analog low pass filtering function for audio signal processing. The core consists of D-F/F and active R-C analog filter. And it has analog 2.3 volts supply operation.
FEATURES
— Analog 2.3.
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