PDF M61518FP Data sheet ( Hoja de datos )

Número de pieza	M61518FP
Descripción	AUDIO SIGNAL PROCESSOR
Fabricantes	Mitsubishi Electric Semiconductor
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No Preview Available ! MITSUBISHI ICs (SOUND PROCESSOR) M61518FP AUDIO SIGNAL PROCESSOR WITH REC/PLAY BACK AMPLIFIER DESCRIPTION The M61518FP is an audio signal processor suitable for the mini component system with the cassette tape. The circuit includes Selector for selecting input source, REC/Play back amp., Tone control and 2ch Electronic Volume. FEATURES • Input Selector Built-in 3Input selector + Tape Input • Play Back Amp. Built-in Low noise P.B Amp • REC Amp. Built-in Low noise REC Amp (Mute function built-in) www.DataSh•eTeot4nUe.cCoomntrol Bass/Mid/Treble -10 to +10dB/2dBstep • Electronic Volume with high voltage transistor 0 to -86dB,-∞dB (Input Vol : 0 to -70dB, -∞dB ) (Output Vol : +18 to +2dB) APPLICATION Mini Stereo,Receiver, etc. RECOMMENDED OPERATING CONDITIONS Recommended supply voltage…………………... VCC=4.5V(typ) , VEE=-4.5V(typ) Outline 36P2R-D 0.8mm Pitch SSOP (8.4mm × 15.0mm × 2.0mm) SYSTEM BLOCK DIAGRAM PH 1 IN1 2 3 TP TP 1 IN2 2 3 TP TP PH TP TP +10dB +10dB TP TP Bias RH REC EQ. OUT1 Rec mute SW P.B EQ. MD Rec in 1 Mic 1 MD Rec in 2 Mic 2 P.B EQ. Input Vol 0dB to -70dB 0dB to -70dB Input Vol Tone (Bass/Mid/Tre) Output Vol +18dB to +2dB µ-COM Interface Output Vol +18dB to +2dB Tone (Bass/Mid/Tre) Rec mute SW RH Bias REC EQ. OUT2 MITSUBISHI ELECTRIC 1 1 page MITSUBISHI ICs (SOUND PROCESSOR) M61518FP AUDIO SIGNAL PROCESSOR WITH REC/PLAY BACK AMPLIFIER SERIAL DATA CONTROL FORMAT (1) Signal wave shape (CLOCK,DATA,STROBE) Threshold of the internal DATA (H/L) Threshold of the internal STROBE H M www.DataSheet4U.comL 0V Dn+0 Dn+1 2.25V 4.5V DATA : L DATA : H Dn+10 Dn+11 tcr tWH Threshold of the internal CLOCK tr tf The internal DATA latch at the falling edges of this clock signal. 4.5V t t tWH WL WH tr tf tr (2) Control signal voltage regulation Digital signal L signal L M signal M H signal H Condition VDD=4.5V,VEE=-4.5V VDD=4.5V,VEE=-4.5V VDD=4.5V,VEE=-4.5V MIN GND Limits TYP MAX Unit 0.2×VDD 0.3×VDD 0.5×VDD 0.7×VDD V 0.8×VDD VDD (3) Control signal timing regulation Symbol Parameter tcr Cycle time of the digital signal tWH Pulse width of the digital signal(”H”level) tWL Pulse width of the digital signal(”L”level) tr Rising time of digital signal tf Falling time of digital signal Limits Unit Min typ Max 4 1.6 1.6 µs 0.4 0.4 MITSUBISHI ELECTRIC 5 5 Page MITSUBISHI ICs (SOUND PROCESSOR) M61518FP AUDIO SIGNAL PROCESSOR WITH REC/PLAY BACK AMPLIFIER TONE CONTROL EQUIVALENT CIRCUIT Bass, Mid, Treble Circuit composition is common (1) Boost equivalent circuit IN www.DataSheet4U.com R3 21 BASI1 C1 1 Fo= 2π R1(R2+R3)C1C2 (Hz) OUT R2 Q=•• 1 C1+C2 C1C2R2 R1 (In the case of C1=C2) 22 BASO1 Gv=20log R2+R3 +2 R1 R3 R1 +2 C2 R2,R3 Standard value(Reference) (dB) R1 Gain 2dB 4dB 6dB 8dB 10dB Resis -tance (kΩ) R2 R3 10.46 26.79 18.77 18.48 25.36 11.89 30.61 34.77 6.64 2.48 (2) Cut equivalent circuit IN R2 22 BASO1 C2 R3 C1 R1 OUT 1 Fo= 2π R1(R2+R3)C1C2 (Hz) Q =•• 1 C1+C2 C1C2R2 R1 (in the case of C1=C2) 21 BASI1 Gv=20log R3 +2 R1 R2+R3 R1 +2 R2,R3 Standard value(Reference) (dB) Gain Resis R2 -tance (kΩ) R3 -2dB 10.46 26.79 -4dB 18.77 18.48 -6dB 25.36 11.89 -8dB 30.61 6.64 -10dB 34.77 2.48 MITSUBISHI ELECTRIC 11 11 Page

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