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LMV1024 - PDM Output with Pre-Amplifier

General Description

National’s LMV1024 and LMV1026 stereo amplifiers are solutions for the new generation of voice enrichment capabilities.

National has integrated sigma delta modulation and analog cores to improve the voice quality and the performance and to support designer’s choices.

Key Features

  • 1.
  • 2 (Typical VDD = 1.8V, CLOCK = 1.2 MHz, fINPUT = 1 kHz, VINPUT = 18 mVPP, unless otherwise specified).
  • Enhanced high-performance, full PDM output from the element.
  • Stereo chipset and array routing.
  • SNR A-weighted 59 dB.
  • Digital A-weighted noise floor.
  • 89 dBFS.
  • Supply current 518 µA.
  • Clock frequency 400 kHz to 2.4 MHz.
  • Total harmonic distortion 0.03%.
  • Power supply rejection ratio 100 dB.
  • Adhesion t.

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📁 Similar Datasheet

Part Number Description Manufacturer
LMV1024 (LMV1024 / LMV1026) PDM Output National Semiconductor

Other Datasheets by Texas Instruments

Part Number Description
LMV1026 PDM Output with Pre-Amplifier
LMV1012 LMV1012 Analog Series: Pre-Amplified IC for High Gain 2-Wire Microphones (Rev. H)
LMV1015 LMV1015 Analog Series: Built-in Gain IC for High Sensitivity 2-Wire Microphone (Rev. B)
LMV1031 LMV1031-20 Amp for Internal 3-Wire Analog Microphones External Preamp (Rev. B)
LMV1032 LMV1032-06/LMV1032-15/LMV1032-25 Amps for 3-Wire Analog Electret Microphones (Rev. G)
LMV1088 Dual Input Far Field Noise Suppression Microphone Amp w/Auto Cal (Rev. J)
LMV1089 Dual Input Far Field Noise Suppression Microphone Amp w/ Auto Calibration (Rev. H)
LMV1090 LMV1090 Dual Input Far Field Noise Suppression Microphone Amplifier (Rev. I)
LMV1091 LMV1091 Dual Input Far Field Noise Suppression Microphone Amplifier (Rev. C)
LMV1099 Uplink Far Field Noise Suppression and Downlink SNR Enhancing Microphone Amp (Rev. D)

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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OBSOLETE LMV1024, LMV1026 www.ti.com SNAS295B – MARCH 2005 – REVISED JULY 2009 LMV1024/LMV1026 (Stereo) PDM Output with Pre-Amplifier for Electret Microphones Check for Samples: LMV1024, LMV1026 FEATURES 1 •2 (Typical VDD = 1.8V, CLOCK = 1.2 MHz, fINPUT = 1 kHz, VINPUT = 18 mVPP, unless otherwise specified) • Enhanced high-performance, full PDM output from the element • Stereo chipset and array routing • SNR A-weighted 59 dB • Digital A-weighted noise floor −89 dBFS • Supply current 518 µA • Clock frequency 400 kHz to 2.4 MHz • Total harmonic distortion 0.