Hitachi M61528FP
SCF TYPE FIXED EQUALIZER FOR CAR AUDIO
FEATURES
● Fixed equalizer(3 bands equalizer with SCF) 4 independent fixed equalizer controls. Reduce the external C,R parts by using SCF (Switched Capacitor Filter) technology.● FADER 4 independent fader controls. 0dB to –50dB/2dBstep, -∞dB Built-in Soft-changing circuit for switching-noise. Application
● Car Audio Recommended Operating Condition
● Supply voltage range 7.0V to 9.0V
● Rated supply voltage 8.0V System Configurations Fixed Equalizer FL IN FADER FR-ch FRIN FADER RL-ch RLIN FADER RR-ch RRIN FADER FL-ch Power supply Microcomputer interface OSC SACTIVE CLOC K VREF VCC GND DATA Rev.1.1, Dec.17.2003, page 1 of 30 OSCR M61528FP Function
● Fixed equalizer Frequency range Low Mid High Center frequency f0[Hz] 120, 150, 200, 300 800, 1.2K, 1.5K, 2K, 3K 8K, 10K, 18K Control range 0dB to –8dB / 0.5dB step +4dB to –8dB / 0.5dB step +8dB to –8dB / 0.5dB step Quality factor Q FRONT : 1.5 to 3.0 / 0.5 step REAR : 2.0 to 4.0 / 0.5 step 0.8 to 2.0 / 0.2 step 0.4 to 1.0 / 0.2 step Note.