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PT2392 - Digital Echo

General Description

The PT2392 is a CMOS IC that has a microphone peripheral circuit and an echo generation circuit for karaoke use, on a single chip.

Wireless Microphone Karaoke System Consumer Audio Applications Car Entertainment System Tel: 886-2-66296288 Fax: 88

Key Features

  • High-performance digital echo circuit using 44-Kbit RAM.
  • wide delay time from 45 to 333ms in 22ms/step(typ. ).
  • A mic amplifier with an ALC makes it possible to handle overload input, and the ALC operating voltage are controlled by I2C Bus or externally set to the desired value.
  • Built-in vol, bass,middle,treble,echo_vol, fb_volume,sub_vol and controlled by I2C Bus.
  • Built-in HP Driver and DEPOP.
  • Built-in MIC_bias.
  • Internal micmix.

📥 Download Datasheet

Datasheet Details

Part number PT2392
Manufacturer PTC
File Size 1.26 MB
Description Digital Echo
Datasheet download datasheet PT2392 Datasheet

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Other Datasheets by PTC

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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.

View original datasheet text
ADdigital Echo with MIC Mixing Amp DESCRIPTION The PT2392 is a CMOS IC that has a microphone peripheral circuit and an echo generation circuit for karaoke use, on a single chip. APPLICATIONS • Wireless Microphone • Karaoke System • Consumer Audio Applications • Car Entertainment System Tel: 886-2-66296288 Fax: 886-2-29174598 URL: http://www.princeton.com.tw Preliminary PT2392 FEATURES • High-performance digital echo circuit using 44-Kbit RAM. • wide delay time from 45 to 333ms in 22ms/step(typ.) • A mic amplifier with an ALC makes it possible to handle overload input, and the ALC operating voltage are controlled by I2C Bus or externally set to the desired value. • Built-in vol, bass,middle,treble,echo_vol, fb_volume,sub_vol and controlled by I2C Bus . • Built-in HP Driver and DEPOP.