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最新 TAD5212 預覽 High-performance stereo audio DAC with 120dB dynamic range, and headphone and line driver Higher performance with integrated headphone amplifier
最新 TAD5242 現行 Hardware-control stereo audio DAC with 120dB dynamic range, and headphone and line driver Higher performance with integrated headphone amplifier

產品詳細資料

Number of DAC channels 2 Analog inputs 0 Analog outputs 2 DAC SNR (typ) (dB) 114 Sampling rate (max) (kHz) 384 Control interface H/W, I2C, SPI Resolution (bps) 32 Architecture Delta Sigma with Line Driver Operating temperature range (°C) -25 to 85 Rating Catalog
Number of DAC channels 2 Analog inputs 0 Analog outputs 2 DAC SNR (typ) (dB) 114 Sampling rate (max) (kHz) 384 Control interface H/W, I2C, SPI Resolution (bps) 32 Architecture Delta Sigma with Line Driver Operating temperature range (°C) -25 to 85 Rating Catalog
VQFN (RHB) 32 25 mm² 5 x 5
  • Differential DirectPath™ Ground Biased Outputs
  • Smart Amplifier Technology
  • Market-Leading Low Out-of-Band Noise
  • Selectable Digital-Filter Latency and Performance
  • No DC Blocking Capacitors Required
  • Integrated Negative Charge Pump
  • Intelligent Muting System; Soft Up or Down Ramp
    and Analog Mute for 120dB Mute SNR
  • Integrated High-Performance Audio PLL With BCK
    Reference to Generate SCK Internally
  • Accepts 16-, 24-, and 32-Bit Audio Data
  • PCM Data Formats: I2S, Left-Justified
  • SPI or I2C Control
  • Hardware Configuration
  • Automatic Power-Save Mode When LRCK And BCK
    Are Deactivated
  • 1.8V or 3.3V Failsafe LVCMOS Digital Inputs
  • Single Supply Operation:
    • 3.3V Analog, 1.8V or 3.3V Digital
  • Integrated Power-On Reset
  • Small 32-pin VQFN Package
  • Differential DirectPath™ Ground Biased Outputs
  • Smart Amplifier Technology
  • Market-Leading Low Out-of-Band Noise
  • Selectable Digital-Filter Latency and Performance
  • No DC Blocking Capacitors Required
  • Integrated Negative Charge Pump
  • Intelligent Muting System; Soft Up or Down Ramp
    and Analog Mute for 120dB Mute SNR
  • Integrated High-Performance Audio PLL With BCK
    Reference to Generate SCK Internally
  • Accepts 16-, 24-, and 32-Bit Audio Data
  • PCM Data Formats: I2S, Left-Justified
  • SPI or I2C Control
  • Hardware Configuration
  • Automatic Power-Save Mode When LRCK And BCK
    Are Deactivated
  • 1.8V or 3.3V Failsafe LVCMOS Digital Inputs
  • Single Supply Operation:
    • 3.3V Analog, 1.8V or 3.3V Digital
  • Integrated Power-On Reset
  • Small 32-pin VQFN Package

The PCM5252 is a monolithic CMOS integrated circuit that includes a stereo digital-to-analog converter and additional support circuitry in a small QFN package. The PCM5252 uses the latest generation of TI’s advanced segment-DAC architecture to achieve excellent dynamic performance and improved tolerance to clock jitter.

The PCM5252 integrates a fully programmable miniDSP core, allowing developers to integrate filters, dynamic range controls, custom interpolators and other differentiating features to their products.

The PCM5252 integrates ROM components of TI’s PurePath™ Smart Amp technology, which allows speakers to be driven with more peak power than their average-power rating, without damage to the speaker by voice coil over excursion or thermal overload.

The PCM5252 provides 4.2VRMS ground-centered differential outputs, allowing designers to eliminate DC blocking capacitors on the output, as well as external muting circuits traditionally associated with single supply line drivers.

The integrated PLL on the device removes the requirement for a system clock (commonly known as master clock), allowing a 3-wire I2S connection and reducing system EMI.

Block diagrams for the can be found at Functional Block Diagram.

The PCM5252 is a monolithic CMOS integrated circuit that includes a stereo digital-to-analog converter and additional support circuitry in a small QFN package. The PCM5252 uses the latest generation of TI’s advanced segment-DAC architecture to achieve excellent dynamic performance and improved tolerance to clock jitter.

The PCM5252 integrates a fully programmable miniDSP core, allowing developers to integrate filters, dynamic range controls, custom interpolators and other differentiating features to their products.

The PCM5252 integrates ROM components of TI’s PurePath™ Smart Amp technology, which allows speakers to be driven with more peak power than their average-power rating, without damage to the speaker by voice coil over excursion or thermal overload.

The PCM5252 provides 4.2VRMS ground-centered differential outputs, allowing designers to eliminate DC blocking capacitors on the output, as well as external muting circuits traditionally associated with single supply line drivers.

The integrated PLL on the device removes the requirement for a system clock (commonly known as master clock), allowing a 3-wire I2S connection and reducing system EMI.

Block diagrams for the can be found at Functional Block Diagram.

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* Data sheet PCM5252 Purepath™ Smart Amp 4.2-VRMS DirectPath, 114-dB Audio Stereo Differential-Output DAC with 32-bit, 384-kHz PCM Interface datasheet PDF | HTML 2014年 11月 20日

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模擬工具

PSPICE-FOR-TI — PSpice® for TI 設計與模擬工具

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
參考設計

TIDA-01414 — TPA3244 Dolby Atmos 條型音箱參考設計

The TPA3244 Dolby Atmos® Soundbar Reference Design combines Ultra-HD audio and high dynamic range to create room filling audio experience from a small form factor system. The design leverages TI's high-performance TPA3244 amplifier, PCM5252 high-performance DAC with processing, and an (...)
Design guide: PDF
電路圖: PDF
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VQFN (RHB) 32 Ultra Librarian

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