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TAS5731MPHPR Arkusz danych(PDF) 1 Page - Texas Instruments |
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TAS5731MPHPR Arkusz danych(HTML) 1 Page - Texas Instruments |
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1 / 68 page  0 5 10 15 20 25 30 35 40 8 10 12 14 16 18 20 22 24 Supply Voltage (V) 2 Layer Continuous Power 4 Layer Continuous Power Instantaneous Power C014 2.0 BTL Mode R L = 8 T A = 25C 0 10 20 30 40 50 60 70 80 8 10 12 14 16 18 20 22 24 Supply Voltage (V) 2 Layer Continuous Power 4 Layer Continuous Power Instantaneous Power C039 PBTL Mode R L = 4 T A = 25C TAS5731M www.ti.com SLOS838B – JULY 2013 – REVISED NOVEMBER 2013 2 × 30-W DIGITAL AUDIO POWER AMPLIFIER WITH DSP AND 2.1 MODE Check for Samples: TAS5731M 1 FEATURES APPLICATIONS 2 • 2-Ch I2S Input; 8-kHz to 48-kHz fS • LCD TV • 30-W Stereo, 8 Ω/24 V (THD+N = 10%) • LED TV • Up to 90% Efficient Operation • Sound Bar • Wide 8-V to- 24-V Supply Range; 3.3-V Digital DESCRIPTION Supply The TAS5731M is a 30-W, efficient, digital-audio • Single-Device 2.1 Support (2 × SE + 1 × BTL) stereo power amplifier for driving stereo bridge-tied • 80-m Ω RDS(on) Device That Can Support 2-Ω SE speakers. One serial data input allows processing of and 4- Ω BTL Modes up to two discrete audio channels and seamless integration to most digital audio processors and – 12 V / 2 Ω / 8 W With SE mode MPEG decoders. The device accepts a wide range of – 12 V / 4 Ω / 15 W With BTL mode input data and data rates. A fully programmable data • Speaker EQ (8 BQ per Channel), 2× DRCs path routes these channels to the internal speaker • Pin-to-Pin Compatible With the TAS5727 and drivers. TAS5731 The TAS5731M is a slave-only device receiving all • Benefits clocks from external sources. The TAS5731M operates with a PWM carrier between a 384-kHz – Direct Connect to Digital Processor switching rate and a 352-kHz switching rate, – High Output Power From a Standard depending on the input sample rate. Oversampling Supply combined with a fourth-order noise shaper provides a – Eliminates Need for Heat Sink flat noise floor and excellent dynamic range from 20 Hz to 20 kHz. – Advanced Processing Improves Audio Experience Figure 1. Power vs Supply Voltage (2.0 BTL Mode) Figure 2. Power vs Supply Voltage (PBTL Mode) 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 2 PowerPAD is a trademark of Texas Instruments. PRODUCTION DATA information is current as of publication date. Copyright © 2013, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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