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AD1891 - SamplePort Stereo Asynchronous Sample Rate Converters

General Description

The lowpass filter has been designed so that full 20 kHz bandwidth is maintained when the input and output sample clock frequencies are as low as 44.1 kHz.

Key Features

  • Automatically Sense Sample Frequencies.
  • No Programming Required Tolerant of Sample Clock Jitter Smooth Transition When Sample Clock Frequencies Cross Accommodate Dynamically Changing Asynchronous Sample Clocks 8 kHz to 56 kHz Sample Clock Frequency Range 1:2 to 2:1 Ratio Between Sample Clocks.
  • 106 dB THD+N at 1 kHz (AD1890) 120 dB Dynamic Range (AD1890) Optimal Clock Tracking Control.
  • Short/Long Group Delay Modes.
  • Slow/Fast Settling Modes Linear Phase in All Modes.

📥 Download Datasheet

Datasheet Details

Part number AD1891
Manufacturer Analog Devices
File Size 416.50 KB
Description SamplePort Stereo Asynchronous Sample Rate Converters
Datasheet download datasheet AD1891 Datasheet

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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a FEATURES Automatically Sense Sample Frequencies—No Programming Required Tolerant of Sample Clock Jitter Smooth Transition When Sample Clock Frequencies Cross Accommodate Dynamically Changing Asynchronous Sample Clocks 8 kHz to 56 kHz Sample Clock Frequency Range 1:2 to 2:1 Ratio Between Sample Clocks –106 dB THD+N at 1 kHz (AD1890) 120 dB Dynamic Range (AD1890) Optimal Clock Tracking Control –Short/Long Group Delay Modes –Slow/Fast Settling Modes Linear Phase in All Modes Equivalent of 4 Million 22-Bit FIR Filter Coefficients Stored On-Chip Automatic Output Mute Flexible Four Wire Serial Interfaces Low Power APPLICATIONS Digital Mixing Consoles and Digital Audio Workstations CD-R, DAT, DCC and MD Recorders Multitrack Digital Audio and Video Tape Recorders Studio to Transmitter Links Digi