TAS5707 wird nicht für neue Designs empfohlen
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Gleiche Funktionalität, andere Pinbelegung als verglichener Baustein
TAS5805M AKTIV Class-D-Audioverstärker mit Digitaleingang, 23 W Stereo, 45 W Mono, 4,5 bis 26,4 V mit Verarbeitungs TAS5805M is our 23-W stereo, 45-W mono Class-D digital input audio amplifier, featuring a smaller package size, improved SNR, and manufactured using our latest process technology.

Produktdetails

Audio input type Digital Input Architecture Class-D Speaker channels (max) Stereo Rating Catalog Power stage supply (max) (V) 26 Power stage supply (min) (V) 8 Load (min) (Ω) 6 Output power (W) 20 SNR (dB) 106 THD + N at 1 kHz (%) 0.05 Iq (typ) (mA) 29 Control interface Hardware, Software Closed/open loop Open Analog supply (min) (V) 3 Analog supply voltage (max) (V) 3.6 Sampling rate (max) (kHz) 48 Operating temperature range (°C) 0 to 0
Audio input type Digital Input Architecture Class-D Speaker channels (max) Stereo Rating Catalog Power stage supply (max) (V) 26 Power stage supply (min) (V) 8 Load (min) (Ω) 6 Output power (W) 20 SNR (dB) 106 THD + N at 1 kHz (%) 0.05 Iq (typ) (mA) 29 Control interface Hardware, Software Closed/open loop Open Analog supply (min) (V) 3 Analog supply voltage (max) (V) 3.6 Sampling rate (max) (kHz) 48 Operating temperature range (°C) 0 to 0
HTQFP (PHP) 48 81 mm² 9 x 9
  • Audio Input/Output
    • 20-W Into an 8- Load From an 18-V Supply
    • Wide PVDD Range, From 8 V to 26 V
    • Efficient Class-D Operation Eliminates Need for Heatsinks
    • Requires Only 3.3 V and PVDD
    • One Serial Audio Input (Two Audio Channels)
    • Supports 8-kHz to 48-kHz Sample Rate (LJ/RJ/I2S)
  • Audio/PWM Processing
    • Independent Channel Volume Controls With 24 dB to Mute
    • Soft Mute (50% Duty Cycle)
    • Programmable Dynamic Range Control
    • 14 Programmable Biquads for Speaker EQ and Other Audio Processing Features
    • Programmable Coefficients for DRC Filters
    • DC Blocking Filters
  • General Features
    • Serial Control Interface Operational Without MCLK
    • Factory-Trimmed Internal Oscillator for Automatic Rate Detection
    • Surface Mount, 48-PIN, 7-mm × 7-mm HTQFP Package
    • Thermal and Short-Circuit Protection
  • Benefits
    • EQ: Speaker Equalization Improves Audio Performance
    • DRC: Dynamic Range Compression. Can Be Used As Power Limiter. Enables Speaker Protection, Easy Listening, Night-Mode Listening
    • Autobank Switching: Preload Coefficients for Different Sample Rates. No Need to Write New Coefficients to the Part When Sample Rate Changes.
    • Autodetect: Automatically Detects Sample-Rate Changes. No Need for External Microprocessor Intervention
  • APPLICATIONS
    • Television
    • iPod Dock
    • Sound Bar

All trademarks are the property of their respective owners.

  • Audio Input/Output
    • 20-W Into an 8- Load From an 18-V Supply
    • Wide PVDD Range, From 8 V to 26 V
    • Efficient Class-D Operation Eliminates Need for Heatsinks
    • Requires Only 3.3 V and PVDD
    • One Serial Audio Input (Two Audio Channels)
    • Supports 8-kHz to 48-kHz Sample Rate (LJ/RJ/I2S)
  • Audio/PWM Processing
    • Independent Channel Volume Controls With 24 dB to Mute
    • Soft Mute (50% Duty Cycle)
    • Programmable Dynamic Range Control
    • 14 Programmable Biquads for Speaker EQ and Other Audio Processing Features
    • Programmable Coefficients for DRC Filters
    • DC Blocking Filters
  • General Features
    • Serial Control Interface Operational Without MCLK
    • Factory-Trimmed Internal Oscillator for Automatic Rate Detection
    • Surface Mount, 48-PIN, 7-mm × 7-mm HTQFP Package
    • Thermal and Short-Circuit Protection
  • Benefits
    • EQ: Speaker Equalization Improves Audio Performance
    • DRC: Dynamic Range Compression. Can Be Used As Power Limiter. Enables Speaker Protection, Easy Listening, Night-Mode Listening
    • Autobank Switching: Preload Coefficients for Different Sample Rates. No Need to Write New Coefficients to the Part When Sample Rate Changes.
    • Autodetect: Automatically Detects Sample-Rate Changes. No Need for External Microprocessor Intervention
  • APPLICATIONS
    • Television
    • iPod Dock
    • Sound Bar

All trademarks are the property of their respective owners.

The TAS5707 is a 20-W, efficient, digital-audio power amplifier for driving stereo bridge-tied speakers. One serial data input allows processing of up to two discrete audio channels and seamless integration to most digital audio processors and MPEG decoders. The device accepts a wide range of input data and data rates. A fully programmable data path routes these channels to the internal speaker drivers.

The TAS5707 is a slave-only device receiving all clocks from external sources. The TAS5707 operates with a PWM carrier between a 384-kHz switching rate and 352-KHz switching rate, depending on the input sample rate. Oversampling combined with a fourth-order noise shaper provides a flat noise floor and excellent dynamic range from 20 Hz to 20  kHz.

The TAS5707A is identical in function to the HTQFP packaged TAS5707, but has a unique I2C device address. The address of the TAS5707 is 0x36. The address of the TAS5707A is 0x3A.

The TAS5707 is a 20-W, efficient, digital-audio power amplifier for driving stereo bridge-tied speakers. One serial data input allows processing of up to two discrete audio channels and seamless integration to most digital audio processors and MPEG decoders. The device accepts a wide range of input data and data rates. A fully programmable data path routes these channels to the internal speaker drivers.

The TAS5707 is a slave-only device receiving all clocks from external sources. The TAS5707 operates with a PWM carrier between a 384-kHz switching rate and 352-KHz switching rate, depending on the input sample rate. Oversampling combined with a fourth-order noise shaper provides a flat noise floor and excellent dynamic range from 20 Hz to 20  kHz.

The TAS5707A is identical in function to the HTQFP packaged TAS5707, but has a unique I2C device address. The address of the TAS5707 is 0x36. The address of the TAS5707A is 0x3A.

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Für einen Stereo-Audioverstärker der Klasse D (23 W/96 kHz) ohne Induktivität mit geschlossenem Regelkreis und niedrigeren Gesamtlösungskosten siehe TAS5805M.

Für einen leistungsfähigeren Stereo-Audioverstärker der Klasse D (38 W/192 kHz) ohne Induktivität mit geschlossenem Regelkreis und kleiner Lösungsgröße mit flexiblem Processing siehe TAS5825M.

Technische Dokumentation

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Typ Titel Datum
* Data sheet 20-W STEREO DIGITAL AUDIO POWER AMPLIFIER WITH EQ AND DRC, datasheet (Rev. B) 09 Nov 2009
Application note Guidelines for Measuring Audio Power Amplifier Performance (Rev. A) 26 Aug 2019
Application note AN-1849 An Audio Amplifier Power Supply Design (Rev. C) 27 Jun 2019
EVM User's guide TAS5707/09EVM - User Guide (Rev. C) 03 Okt 2014
Application note AN-1737 Managing EMI in Class D Audio Applications (Rev. A) 01 Mai 2013

Design und Entwicklung

Weitere Bedingungen oder erforderliche Ressourcen enthält gegebenenfalls die Detailseite, die Sie durch Klicken auf einen der unten stehenden Titel erreichen.

Evaluierungsplatine

TAS5707EVM — TAS5707-Evaluierungsmodul (EVM)

The TAS5707 evaluation module (EVM) demonstrates the TAS5707 device from Texas Instruments.

The TAS5707EVM demonstrates a high-performance 20-W digital-input audio power amplifier. This EVM can be configured with two bridge-tied loads (BTL). For detailed information about the TAS5707 device, review (...)

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Simulationstool

PSPICE-FOR-TI — PSpice® für TI Design-und Simulationstool

PSpice® für TI ist eine Design- und Simulationsumgebung, welche Sie dabei unterstützt, die Funktionalität analoger Schaltungen zu evaluieren. Diese voll ausgestattete Design- und Simulationssuite verwendet eine analoge Analyse-Engine von Cadence®. PSpice für TI ist kostenlos erhältlich und (...)
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Bestellen & Qualität

Beinhaltete Information:
  • RoHS
  • REACH
  • Bausteinkennzeichnung
  • Blei-Finish/Ball-Material
  • MSL-Rating / Spitzenrückfluss
  • MTBF-/FIT-Schätzungen
  • Materialinhalt
  • Qualifikationszusammenfassung
  • Kontinuierliches Zuverlässigkeitsmonitoring
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  • Werksstandort
  • Montagestandort

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