音响常用IC有哪些？请赐教。

1．音频功率放大集成电路 音响系统中使用的音频功率放大集成电路除上述介绍的厚膜功率放大集成电路外,还有半导体运算功率放大集成电路(具有高放大倍数并有深度负反馈的直接耦合放大器). 常用的音频功率放大集成电路有TA7227、TA7270、TA7273、TA7240P、TDA1512、TDA1520、TDA1521、TDA1910、TDA2003、TDA2004、TDA2005、TDA2008、TDA1009、 TDA7250、TDA7260、μPC1270H、μPC1185、μPC1242、HA1397、HA1377、AN7168、AN7170、LA4120、 LA4180、LA4190、LA4420、LA4445、LA4460、LA4500、LM12、LM1875、LM2879、LM3886等型号. 2．数码延时集成电路 数码延时集成电路主要用于卡接OK系统中,其内部通常由滤波器、A/D转换器、D/A转换器、存储器、主逻辑控制电路、自动复位电路等组成. 常用的数码延时集成电路有YX8955、TC9415、IN706、ES56033、CXA1644、CU9561、BU9252、BA5096、PT2398、PT2395、GY9403、GY9308、YSS216、M65850P、M65840、M65835、M65831、M50199、M50195、M50194等型号. 3．二声道三维环绕声处理集成电路 音响系统中使用的二声道三维(3D)环绕声系统有SRS、Spatializer、Q Surround、YMERSION TM和虚拟杜比环绕声系统. 常用的SRS处理集成电路有SRSS5250S、NJM2178等型号. Spatializer处理集成电路有EMR4.0、PSZ740等型号.Q Surround处理集成电路有QS7777等型号. YMERSION TM处理集成电路有YSS247等型号. 4．杜比定向逻辑环绕声解码集成电路 杜比定向逻辑环绕声解码系统是将经过杜比编码处理过的左、右二声迹信号解调还原成四声道(前置左、右声道和中置声道、后置环绕声道)音频信号. 常用的杜比定向逻辑环绕声解码集成电路有M69032P、M62460、LA2785、LA2770、NJW1103、YSS215、YSS241B、SSM-2125、SSM-2126等型号. 5．数码环绕声解码集成电路 音响系统中使用的数码环绕声系统有杜比数码(AC-3)系统和DTS系统等,两种系统音频信号的记录与重放均为独立六声道(即5.1声道,包括前置左、右声道和中置、左环绕、右环绕、超重低音声道). 常用的杜比数码环绕声解码集成电路有YSS243B、YSS902等型号. 常用的DTS数码环绕声解码集成电路有DSP56009、DSP56362、CS4926等型号. BBE音质增强集成电路有BA3884、XR1071、XR1072、XR1075、M2150A、NJM2152等型号. 7．电子音量控制集成电路 电子音量控制集成电路是采用直流电压或串行数据控制的可调增益放大器,其内部一般衰减器、锁存器、移位寄存器、电平转换电路等组成. 常用的电子音量控制集成电路有TA7630P、TC9154P、TC9212P、LC7533、XR1051、M51133P、AN7382、TCA730A、TDA1524A、LM1035、LM1040、M62446等型号. 8．电子转换开关集成电路 电子转换开关集成电路是采用直流电压或串行数据控制的多路电子互锁开关集成电路,内部一般由逻辑控制、电平转换、锁存器、变换寄存器、模拟开关等电路组成. 常用的电子转换开关集成电路有LC7815(双4路)、LC7820(双10路)、LC7823(双7路)、TC9162N(双7路)、TC9163N(双8路)、TC9164N(双8路)、TC9152P(双5路)和TC4052BP(双4路)等型号. 9．扬声器保护集成电路 扬声器保护集成电路可以在功放电路出现故障、过载或过电压时,将扬声器系统与功放电路断开,从而达到保护扬声器和功放电路的目的. 扬声器保护集成电路内部一般由检测电路、触发器、静噪电路及继电器驱动电路等组成. 常用的扬声器保护集成电路有TA7317、HA12002、μPC1237等型号. 10．前置放大集成电路 前置放大集成电路属于低噪声、低失真、高增益、宽频带的运算放大器,有较高的输入阻抗和良好的线性. 常用的前置放大集成电路有NE5532、NE5534、NE5535、OP248、TL074、TL082、TL084、LM324、LM381、LM382、LM833、LM837等型号. 秀涛电子 www.XIUTAODZ.COM.CN 更多资料请查看官方网站 TDA8920 2 x 50 W class-D power amplifier NXP Semiconductors 48 TDA8920B 2 X 100 W class-D power amplifier 47 TDA8920BJ 2 X 100 W class-D power amplifier 46 TDA8920BTH 2 X 100 W class-D power amplifier 45 TDA8920J 2 x 50 W class-D power amplifier 44 TDA8920TH 2 x 50 W class-D power amplifier 43 TDA8922 2 x 25 W class-D power amplifier 42 TDA8922B 2 X 50 W class-D power amplifier 41 TDA8922BJ 2 X 50 W class-D power amplifier 40 TDA8922BTH 2 X 50 W class-D power amplifier 39 TDA8922J 2 x 25 W class-D power amplifier 38 TDA8922TH 2 x 25 W class-D power amplifier 37 TDA8924 2 x 120 W class-D power amplifier 36 TDA8924TH 2 x 120 W class-D power amplifier 35 TDA8925 Power stage 2 x 15 to 25Wclass-D audio amplifier 34 TDA8925J Power stage 2 x 15 to 25Wclass-D audio amplifier 33 TDA8925ST Power stage 2 x 15 to 25Wclass-D audio amplifier 32 TDA8926 Power stage 2 x 50 W class-D audio amplifier 31 TDA8926J Power stage 2 x 50 W class-D audio amplifier 30 TDA8927 Power stage 2 x 80 W class-D audio amplifier 29 TDA8927J Power stage 2 x 80 W class-D audio amplifier 28 TDA8927ST Power stage 2 x 80 W class-D audio amplifier 27 TDA8927TH Power stage 2 x 80 W class-D audio amplifier 26 TDA8928J Power stage 2 x 10 or 1 x 20 W class-D audio amplifie 25 TDA8928ST Power stage 2 x 10 or 1 x 20 W class-D audio amplifie 24 TDA8929 Controller class-D audio amplifier 23 TDA8929T Controller class-D audio amplifier 22 TDA8931 Power comparator 1 X 20 W 21 TDA8931T Power comparator 1 X 20 W 20 TDA8939 Zero dead time Class-D 7.5 A power comparator TDA8939TH Zero dead time Class-D 7.5 A power comparator NXP Semiconductors 18 TDA8941 1.5 W mono Bridge Tied Load BTL audio amplifier 17 TDA8941P 1.5 W mono Bridge Tied Load BTL audio amplifier 16 TDA8942 2 x 1.5 W stereo Bridge Tied Load BTL audio amplifier 15 TDA8942P 2 x 1.5 W stereo Bridge Tied Load BTL audio amplifier 14 TDA8943 6 W mono Bridge Tied Load BTL audio amplifier 13 TDA8943SF 6 W mono Bridge Tied Load BTL audio amplifier 12 TDA8944 2 x 7 W stereo Bridge Tied Load BTL audio amplifier 11 TDA8944J 2 x 7 W stereo Bridge Tied Load BTL audio amplifier 10 TDA8945 15 W mono Bridge Tied Load BTL audio amplifier 9 TDA8945S 15 W mono Bridge Tied Load BTL audio amplifier 8 TDA8946 2 x 15 W stereo Bridge Tied Load BTL audio amplifier 7 TDA8946J 2 x 15 W stereo Bridge Tied Load BTL audio amplifier 6 TDA8947J 4-channel audio amplifier (SE: 1 W to 25 W; BTL: 4 W to 50 W) 5 TDA8960 ATSC 8-VSB demodulator and decoder 4 TDA8961 ATSC Digital Terrestrial TV demodulator/decoder 3 TDA8961 ATSC/NTSC digital TV front-end chipset 2 TDA8980 ATSC/NTSC digital TV front-end chipset 397 TDA7240AH 20WBRIDGE AMPLIFIER FOR CAR RADIO STMicroelectronics 396 TDA7240AV 20WBRIDGE AMPLIFIER FOR CAR RADIO 395 TDA7241 20W BRIDGE AMPLIFIER FOR CAR RADIO 394 TDA7241B 20W BRIDGE AMPLIFIER FOR CAR RADIO 393 TDA7241BH 20W BRIDGE AMPLIFIER FOR CAR RADIO 392 TDA7245 5W AUDIO AMPLIFIER WITH MUTING AND STAND-BY 391 TDA7245A 6W AUDIO AMPLIFIER WITH STAND-BY 390 TDA7250 6W AUDIO AMPLIFIER WITH STAND-BY 389 TDA7253 8W AMPLIFIER WITH MUTING 388 TDA7253L 6W AMPLIFIER WITH MUTING 387 TDA7255 22W FRONT REAR OR BRIDGE FULLY PROTECTED CAR RADIO AMPLIFIER 386 TDA7256 30W BRIDGE CAR RADIO AMPLIFIER 385 TDA7261 25W MONO AMPLIFIER WITH MUTE/ST-BY 384 TDA7262 20+20W STEREO AMPLIFIER WITH STAND-BY 383 TDA7263 12+12W STEREO AMPLIFIER WITH MUTING 382 TDA7263L 6 + 6W STEREO AMPLIFIER WITH MUTING 381 TDA7263M 12+12W STEREO AMPLIFIER WITH MUTING STMicroelectronics 380 TDA7264 25+25W STEREO AMPLIFIER WITH MUTE/ST-BY 379 TDA7264A 25+25W STEREO AMPLIFIER WITH MUTE/ST-BY 378 TDA7265 25 +25W STEREO AMPLIFIER WITH MUTE & ST-BY 377 TDA7265SA 18W+18W STEREO AMPLIFIER WITH MUTE & ST-BY 376 TDA7266 7+7W DUAL BRIDGE AMPLIFIER 375 TDA7266 7+7W DUAL BRIDGE AMPLIFIER 374 TDA7266 7W+7W DUAL BRIDGE AMPLIFIER 373 TDA7266-J15-A-T 7+7W DUAL BRIDGE AMPLIFIER 372 TDA7266B 10+10W DUAL BRIDGE AMPLIFIER STMicroelectronics 371 TDA7266B 7W+7W DUAL BRIDGE AMPLIFIER 370 TDA7266D 5W+5W DUAL BRIDGE AMPLIFIER 369 TDA7266L 5W MONO BRIDGE AMPLIFIER 368 TDA7266L-J15-A-T 7+7W DUAL BRIDGE AMPLIFIER TDA7266M 7W MONO BRIDGE AMPLIFIER STMicroelectronics 366 TDA7266M 7W+7W DUAL BRIDGE AMPLIFIER 365 TDA7266MA 7W+7W DUAL BRIDGE AMPLIFIER 364 TDA7266P 3+3W DUAL BRIDGE AMPLIFIER 363 TDA7266S 5+5W DUAL BRIDGE AMPLIFIER 362 TDA7266S 7W+7W DUAL BRIDGE AMPLIFIER 361 TDA7266SA 7W+7W DUAL BRIDGE AMPLIFIER 360 TDA7267 2W MONO AMPLIFIER 359 TDA7267A 3W MONO AMPLIFIER 358 TDA7268 2 x 2W STEREO AUDIO AMPLIFIER 357 TDA7269 10+10W STEREO AMPLIFIER WITH MUTE & ST-BY 356 TDA7269A 14+14W STEREO AMPLIFIER WITH MUTE & ST-BY 355 TDA7269ASA 14W+14W STEREO AMPLIFIER WITH MUTE & ST-BY 354 TDA7269SA 10W+10W STEREO AMPLIFIER WITH MUTE & ST-BY 353 TDA7272A HIGH PERFORMANCE MOTOR SPEED REGULATOR 352 TDA7273 SINGLE CHIP STEREO CASSETTE PLAYBACK SYSTEM 351 TDA7273D SINGLE CHIP STEREO CASSETTE PLAYBACK SYSTEM 350 TDA7274 LOW-VOLTAGE DC MOTOR SPEED CONTROLLER 349 TDA7275A MOTOR SPEED REGULATOR 348 TDA7278 HIGH-EFFICIENCY CD ACTUATOR DRIVER 347 TDA7282 DUAL LOW-VOLTAGE POWER AMPLIFIER 346 TDA7284 RECORD/PLAYBACK CIRCUIT WITH ALC STMicroelectronics 345 TDA7284D RECORD/PLAYBACK CIRCUIT WITH ALC 344 TDA7285 STEREO CASSETTE PLAYER AND MOTOR SPEED CONTROLLER 343 TDA7285D STEREO CASSETTE PLAYER AND MOTOR SPEED CONTROLLER 342 TDA7286 SINGLE CHIP PREAMPLIFIER FOR DOUBLE DECK RADIO CASSETTE RECORDER 341 TDA7286D SINGLE CHIP PREAMPLIFIER FOR DOUBLE DECK RADIO CASSETTE RECORDER 340 TDA7293 120V - 100W DMOS AUDIO AMPLIFIER WITH MUTE/ST-BY 339 TDA7293 120V - 100W DMOS AUDIO AMPLIFIER WITH MUTE/ST-BY 338 TDA7293HS 120V - 100W DMOS AUDIO AMPLIFIER WITH MUTE/ST-BY