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| TA2078P TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic TA2078P Preset Equalizer IC TA2078P is a 3 mode preset equalizer IC. This IC have built-in one middle boost and two type high/low boost equalizers and flat mode. These operation mode are controled by internal switch. Features * * Dual channel 3 mode preset equalizer 1) Middle boost 2) High/Low boost-1 3) High/Low boost-2 4) Flat (No equalizing) * * * Few external parts Dual inline package 16 pin Operating supply voltage range : VCC (opr) = 7.5~14.0 V (Ta = 25C) Weight: 1.00 g (typ.) 1 2002-03-05 TA2078P Block Diagram 2 2002-03-05 TA2078P Maximum Ratings (Ta = 25C) Characteristics Supply voltage Power dissipation Operating temperature Storage temperature Symbol VCC PD (Note) Topr Tstg Rating 14 750 -25~75 -55~150 Unit V mW C C Note: Derated above Ta = 25C in the proportion of 6 mW/C. Electrical Characteristics (unless otherwise specified, VCC = 10 V, Rg = 620 , RL = 10 k, f = 1 kHz, Normal Mode, Ta = 25C) Characteristics Operating voltage Symbol VCC ICCQ1 Quiescent current ICCQ2 ICCQ3 ICCQ4 Voltage gain Maximum output voltage Total harmonic distortion Ripple rejection ratio Cross talk Output noise voltage GV Vom THD R.R. C.T. Vno Test Circuit THD = 1% Vin = 200 mVrms Vrip = 300 mVrms, frip = 100 Hz Vin = 350 mVrms Rg = 620 , DIN AUDIO filter Normal mode Rock mode Classic mode Pop mode Test Condition (A = L, B = L) (A = H, B = L) (A = L, B = H) (A = H, B = H) Min 7.5 12.0 2.5 Typ. 2.5 4.2 4.6 4.5 14.0 3.0 0.01 -56 -70 20 Max 14.0 5.0 9.0 9.0 9.0 16.0 0.1 -60 30 dB Vrms % dB dB Vrms mA Unit V Control Switch Voltage Control Voltage for 10/9 pin "H" Input "L" Input 2.0 V~VCC 0~0.8 V or Open Operation Mode A (10 pin) Normal Rock Classic Pop L H L H B (9 pin) L L H H Boost Frequency Flat (No equalizing) High/Low boost-1 High/Low boost-2 Mid boost 3 2002-03-05 TA2078P Test Circuit 4 2002-03-05 TA2078P 5 2002-03-05 TA2078P Package Dimensions Weight: 1.00 g (typ.) 6 2002-03-05 TA2078P RESTRICTIONS ON PRODUCT USE 000707EBA * TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of such TOSHIBA products could cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth in the most recent TOSHIBA products specifications. Also, please keep in mind the precautions and conditions set forth in the "Handling Guide for Semiconductor Devices," or "TOSHIBA Semiconductor Reliability Handbook" etc.. * The TOSHIBA products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). These TOSHIBA products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or bodily injury ("Unintended Usage"). Unintended Usage include atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA products listed in this document shall be made at the customer's own risk. * The products described in this document are subject to the foreign exchange and foreign trade laws. * The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by TOSHIBA CORPORATION for any infringements of intellectual property or other rights of the third parties which may result from its use. No license is granted by implication or otherwise under any intellectual property or other rights of TOSHIBA CORPORATION or others. * The information contained herein is subject to change without notice. 7 2002-03-05 |
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