HA12237F Renesas Electronics Corporation., HA12237F Datasheet
HA12237F
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HA12237F Summary of contents
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... HA12237F Audio Signal Processor for Cassette Deck Description HA12237F is silicon monolithic bipolar IC providing PB equalizer, REC equalizer system, ALC and each electronic control switch in one chip. Functions • PB equalizer × 2 channel • REC equalizer × 2 channel • ALC (Automatic Level Control) • REC mute • ...
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Pin Description, Equivalent Circuit Pin No. Pin Name RECOUT( RECOUT(R) 26 PBOUT(L) 5 PBOUT(R) 28 EQOUT( 2 EQOUT(R) 35 REC-RETURN ...
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Pin Description, Equivalent Circuit (cont.) Pin No. Pin Name 18, 36 GND 6, 9, 22 Test mode 31 PB-NF1( 0 PB-NF1(R) 30 PB-NF2(L) 1 PB-NF2(R) 33 RIP PB-EQ(L) ...
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Block Diagram RECOUT(L) NC ALC(L) RECIN(L) NC PBOUT(L) TAI(L) EQOUT(L) PB-EQ(L) PB-NF2(L) + Rev.1.00 Jun 15, 2005 page RECOUT(R) NC ALC(R) RECIN(R) NC PBOUT(R) TAI(R) EQOUT(R) PB-EQ(R) PB-NF2(R) + ...
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Functional Description Power Supply Range This IC designed to operate on single supply, shown by table 1. Table 1 Supply Voltage Item Single supply Reference Voltage This device provide the reference voltage of half the supply voltage that is the ...
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Block Diagram As this IC is built-in REC return switch, the configuration system can be simple system using a few external component and the REC/PB head. About these logics, please look at the Parallel Data Format. RECOUT(L) 2.2µ 8.2k B ...
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Line Mute This IC is built-in with mute circuit to Line Amp. A mute control does with Low/High of pin 14. Reducing pop noise is so much better 10 kΩ kΩ resistor to pin 14 in series and ...
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ALC (Automatic Level Control) ALC is the input decay rate variable system. It has internal variable resistors of pin 8 (pin 23) by REC signal that is inputted to pin 7 (pin 24). Pin 17 is detector pin. The signal ...
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Absolute Maximum Ratings Item Maximum supply voltage V Power dissipation P Operating temperature Topr Storage temperature Tstg Operating voltage Vopr Note: HA12235F operates on single supply voltage. Rev.1.00 Jun 15, 2005 page Symbol Rating Max 16 CC ...
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Electrical Characteristics Rev.1.00 Jun 15, 2005 page ...
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Electrical Characteristics (cont.) Rev.1.00 Jun 15, 2005 page ...
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Test Circuit RECOUT(L) NC ALC(L) RECIN(L) NC PBOUT(L) TAI(L) EQOUT(L) PB-EQ(L) PB-NF2(L) + Rev.1.00 Jun 15, 2005 page RECOUT(R) NC ALC(R) RECIN(R) NC PBOUT(R) TAI(R) EQOUT(R) PB-EQ(R) PB-NF2(R) + ...
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Characteristic Curves Ain →EQOUT Bin Rev.1.00 Jun 15, 2005 page Quiescent Current vs. Supply Voltage A, Norm, ALC-OFF A, Norm, ALC-ON ...
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Ain →EQOUT Bin 1 T.H.D. ≈ 1% 100Hz_Norm 0.8 200Hz_High 1kHz_Norm 2kHz_High 0.6 10kHz_Norm 20kHz_High 0 100 Ain →EQOUT Bin Vout = 60mVrms = 0dB V = 12V CC NORM-speed 10 100Hz 1kHz ...
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Ain →EQOUT Bin Vout = 60mVrms = 0dB High-speed 200Hz 10 2kHz 20kHz 1 0.1 0.01 –10 220 EQOUT DIN-AUDIO filter 200 Norm-speed BIN Lch BIN Rch 180 AIN Lch AIN Rch 160 140 120 100 ...
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EQOUT DIN-AUDIO filter 200 High-speed BIN Lch BIN Rch 180 AIN Lch AIN Rch 160 140 120 100 − Ain→EQOUT L→R −40 −60 High-speed −80 Norm-speed −100 −120 10 Rev.1.00 Jun ...
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Ain→EQOUT R→L −40 −60 High-speed −80 Norm-speed −100 −120 10 − Bin→EQOUT L→R −40 High-speed −60 −80 Norm-speed −100 −120 10 Rev.1.00 Jun 15, 2005 page ...
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Bin→EQOUT R→L −40 −60 High-speed −80 Norm-speed −100 −120 10 − EQOUT A→B −60 −80 −100 −120 10 Rev.1.00 Jun 15, 2005 page PB-EQ Channel Separation ...
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EQOUT B→A −60 −80 −100 −120 10 0 Vin = 100 mVrms EQOUT Norm-speed High-speed −20 −40 −60 −80 10 Rev.1.00 Jun 15, 2005 page PB-EQ ...
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TAI→PBOUT Vin = 30 mVrms 100 10 1 0.1 0.01 −40 Rev.1.00 Jun 15, 2005 page Line Amp. Gain vs. Frequency 100 1k Frequency (Hz) ...
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TAI→PBOUT −60 −80 −100 −120 −140 10 Rev.1.00 Jun 15, 2005 page Line Amp. Maximum Output Level vs. Supply Voltage TAI→PBOUT T.H.D. ≈ ...
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TAI→PBOUT Lch→Rch −60 −80 −100 −120 10 −40 TAI→PBOUT Rch→Lch −60 −80 −100 −120 10 Rev.1.00 Jun 15, 2005 page Line Amp. Channel Separation vs. Frequency ...
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Vin = 100 mVrms PBOUT −20 −40 −60 − Rev.1.00 Jun 15, 2005 page Ripple Rejection Ratio vs. Frequency ...
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Rev.1.00 Jun 15, 2005 page ALC Total Harmonic Distortion vs. Input Level RECin→RECOUT RECin = 200 mVrms = 0dB ...
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RECin→RECOUT RECin = 200 mVrms 7 Vin = + ALC_Level_Norm 6 ALC_Level_High RECin(before R5<Lch> or R13<Rch>) = 25.5 mVrms→RECOUT Vin = - ...
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RECin(before R5<Lch> or R13<Rch>) = 25.5 mVrms = 0 dB→RECOUT Norm-speed 10 1 0.1 0.01 –25 –20 Rev.1.00 Jun 15, 2005 page REC-EQ ...
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RECin(before R5<Lch> or R13<Rch>) = 25.5 mVrms = 0 dB→RECOUT High-speed 10 1 0.1 0.01 –25 – Rev.1.00 Jun 15, 2005 page REC-EQ ...
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RECin(before R5<Lch> or R13<Rch>)→RECOUT Vin = + −60 −80 −100 −120 −140 10 −40 RECin(before R5<Lch> or R13<Rch>)→RECOUT L→R −60 −80 −100 −120 −140 10 Rev.1.00 Jun 15, ...
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RECin(before R5<Lch> or R13<Rch>)→RECOUT R→L −60 −80 −100 −120 −140 10 Vin = 100 mVrms RECOUT −20 −40 −60 −80 10 Rev.1.00 Jun 15, 2005 page 29 of ...
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Rev.1.00 Jun 15, 2005 page Crosstalk vs. Supply Voltage (1) Ain→RECOUT Ain mode, LM-OFF, RM-OFF 100 Hz 1 kHz ...
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Rg = 680 Ω 0 −10 −20 −30 −40 10 −20 −30 −40 −50 −60 −70 −80 4 Rev.1.00 Jun 15, 2005 page REC-RETURN-ON RESISTOR Gain vs. Frequency 100 1k Frequency (Hz) PBOUT BIAS Leak vs. ...
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Package Dimensions JEITA Package Code RENESAS Code P-LQFP40-7x7-0.65 PLQP0040JB Index mark Rev.1.00 Jun 15, 2005 page Previous Code MASS[Typ.] FP-40B ...
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Keep safety first in your circuit designs! 1. Renesas Technology Corp. puts the maximum effort into making semiconductor products better and more reliable, but there is always the possibility that trouble may occur with them. Trouble with semiconductors may lead ...