《AD82587D范文精选.docx》由会员分享，可在线阅读，更多相关《AD82587D范文精选.docx（4页珍藏版）》请在三一文库上搜索。
1、ESMT-方忖襁秘窃孔慧ESMT/EMP Preliminary AD82587D2X20W Stereo / 1X40W Mono Digital Audio AmplifierAnti-pop designShort circuit and over-temperature protection 2IC control interface with selectable device address Internal PLLLV Under-voltage shutdown and HV Under-voltage16/I8/20/24-bit input with I2S, Left-a
2、lignmentand Right-alignment data format PSNR & DR(A-weighting)Loud叩eake亡 97dB (PSNR), 105dB (DR) 24V Multiple sampling frequencies (Fs)detection32kHz / 44.1 kHz / 48kHz andPower saving mode 64kHz / 88.2kHz / 96kHz andDynamic temperature control 128kHz/176.4kHz/192kHzSystem clock=64x, 128x, 256x, 384
3、x, 512x, 768x, 1024x Fs256x 1024x Fs for 32kHz / 44.1 kHz / 48kHz 128x512x Fs for 64kHz /88.2kHz / 96kHz 64x256x Fs for 128kHz/176.4kHz/l92kHz Supply voltage3.3V for digital circuit10V-26V for loudspeaker driverLoudspeaker output power for Stereo 24V 10W x 2ch into 8? 0.16% THD+N 15W x 2ch into 8? 0
4、.18% THD+N 20W x 2ch into 8? 0.24% THD+NLoudspeaker output power for Mono 24V 20W x Ich into 4? 0.17% THD+N 30W x Ich into 4? 0.2% THD+N 40W x Ich into 4? 0.24% THD+N Sounds processing including:Volume control (+24dB-103dB, 0.125dB/step) Dynamic range control Power clipping Channel mixingUser progra
5、mmed noise gate with hysteresis window DC-blocking high-pass filterTV audioBoom-box, CD and DVD receiver, docking system Powered speaker Wireless audioAD82587D is a digital audio amplifier capable of driving a pair of 8?,20W or a single 4?,40W speaker, both which operate with play music at a 24V sup
6、ply without external heat-sink or fan requirement.Using IC digital control interface, the user can control AD82587D s input format selection, mute and volume control functions. AD82587D has many built-in protection circuits to safeguard AD82587D from connection errors.2Product IDPackage E-LQFP-48L (
7、7x7 mm)Packing/ MPQ 2.5K Units/ Small Box (250 Units /Tray, 10 Trays/Small Box 62 Units / Tube 100 Tubes / Small BoxGreen Green CommentsAD82587D-LG48NAYAD82587D-QG24NAT E-TSSOP 24LElite Semiconductor Memory Technology MicroPower Inc.Publication Date: Apr. 2013 Revision: 0.41/45ESMT-方忖祷秘 D窃孔慧ESMT/EMP
8、Pin Assignment (Top View)RA N.C. GNDR N.C. RB VDDRB VDDLB LB N.C. GNDL N.C. LAPreliminaryAD82587DAD82587D48 47 46 45 44 43 42 41 40 39 38 37VDDLA N.C. N.C. N.C. N.C. PLL MCLK CLK.OUT DGND DVDD DEF SDATA123456736 35 34 33 32AD82587DE-LQFP-48L31 30 29 28 27 26 2589 10 11 1213 14 15VDDRA N.C. N.C. N.C.
9、 N.C. N.C. N.C. N.C. N.C. DVDD DGND SDAPD ERROR SDATA LRCIN SDA SCL RESET VSS VDD SAO MCLK BCLK1 234567 89 10 11 1224 23 22 21 20 19 18 17 16 15 14 13VDDLA NC LA GNDL LB VDDLB VDDRB RB GNDR RA NC VDDRA161718192021222324E-TSSOP-24LSCL N.C. N.C. SAI SAO RESET ERROR PD BCLK LRCIN MONO N.C.Pin Descripti
10、onNAME VDDLA N.C. N.C. N.C. N.C.PLLE-LQFP E-TSSOP 48L 1 234567 89 10 11 12 13 14 15 16 17 18 24L 24 NA NA NA NA NA 11 NA NA NA NA 3 NA NA 4 12 1 2TYPE P NC NC NC NC 11 O P P 11 NC 1111 ODESCRIPTION Left channel supply ACHARACTERISTICSPLL enable, low active Master clock input Clock output from PLL Di
11、gital Ground Digital Power Default volume setting Serial audio data inputSchmitt trigger TTL input buffer Schmitt trigger TTL input buffer TTL output bufferMCLK CLK_OUT DGND DVDD DEF SDATA N.C. MONO LRCIN BCLK PDSchmitt trigger TTL input buffer Schmitt trigger TTL input bufferMONO mode enable, high
12、active Schmitt trigger TTL input buffer Left/Right clock input (Fs) Bit clock input (64Fs) Power down, low active Error status, low active Schmitt trigger TTL input buffer Schmitt trigger TTL input buffer Schmitt trigger TTL input buffer Open-drain outputERRORElite Semiconductor Memory Technology Mi
13、croPower Inc.Publication Date: Apr. 2013 Revision: 0.4 2/45ESMT-方忖襁秘 D窃孔慧ESMT/EMP Preliminary AD82587DElite Semiconductor Memory Technology MicroPower Inc.Publication Date: Apr. 2013 Revision: 0.43/45ESMT-方忖祷秘 D窃孔慧ESMT/EMP Preliminary AD82587D Elite Semiconductor Memory Technology MicroPower Inc.Pub
14、lication Date: Apr. 2013Revision: 0.44/45ESMT-方忖祷秘窃孔慧ESMT/EMP Preliminary AD82587DSymbol DVDD VDDURTJTAParameter Supply for Digital Circuit Supply for Driver Stage Junction Operating Temperature Ambient Operating TemperatureTyp 3.15-3.45 1026 0125。70Units V VooCCCondition: TA=25C (unless otherwise s
15、pecified).SymbolIPD(HV) IPD(LV) TSENSOR UVH UVL Rds-onParameterPVDD Supply Current during Power Down DVDD Supply Current during Power Down Junction Temperature for Driver Shutdown Temperature Hysteresis for Recovery from ShutdownUnder Voltage Disabled (For DVDD) Under Voltage Enabled (For DVDD) Stat
16、ic Drain-to-Source On-state Resistor, PMOS Static Drain-to-Source On-state Resistor, NMOS L(R) Channel Over-Current Protection (Note 2) Mono Channel Over-Circuit Protection (Note 2)High-Level Input Voltage Low-Level Input Voltage High-Level Output Voltage Low-Level Output VoltageInput CapacitanceCon
17、dition PVDD=24V DVDD=3.3V oMin Typ Max 2.0 2.440 4 160 35 2.8 2.7 260 175 5.2 10.4 6.4200 uA 200.8 0.4uAooCCV V m? m? A A V V V V pFPVDD=24V, Id=500mA PVDD=24V PVDD=24V DVDD=3.3V DVDD=3.3V DVDD=3.3V DVDD=3.3VISC VIH VIL VOH VOL CINote 2: Loudspeaker over-current protection is only effective when lou
18、dspeaker drivers are properlyconnected with external LC filters. Please refer to the application circuit example for recommended LC filter configuration.AD82587D Line 1 : LOGO Line 2 : Product no. Line 3 : Tracking Code Line 4 : Date CodeE-LQFP 48LE-TSSOP-24LElite Semiconductor Memory Technology MicroPower Inc.Publication Date: Apr. 2013 Revision: 0.45/45