Digital Audio Delay

Manufacturer's part number :


Manufacturer New Japan Radio

New Japan Radio

Description :

The NJU26904 offers digital audio delay.

The NJU26904 has internal delay memory. Delay function can adjust output time of a six-channel signal.

This delay functions are suitable for delay time adjustment such as Audio products and time alignment such as Car Audio.

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  • 6-channel Digital Audio Delay (Delay Time 84msec for monaural channel, 42msec for stereo channel at Fs=96kHz Delay Time 169msec for monaural channel, 85msec for stereo channel at Fs=48kHz Delay Time 254msec for monaural channel, 127msec for stereo channel at Fs=32kHz)
  • Delay data width is 24 bits.(Digital Audio Format: I2S 24bit, Left-Justified, Right-Justified, BCK: 32/64fs)
  • Adjustable Delay Time with 1sample units for 8,121 samples at maximum.
  • Selectable input sources for each channel output freely.
  • To make long delay time, the NJU26904 can be connected serially.
  • Non-Audio Format is possible.
  • - Hardware
  • Maximum System Clock Frequency: 12.288MHz Max. built-in PLL Circuit
  • Digital Audio Interface: 3 Input ports / 3 Output ports
  • Digital Audio Format: I2S 24bit, Left- Justified, Right-Justified, BCK: 32/64fs
  • Master / Slave Mode (Master Mode, MCK: 384fs @32kHz, 256fs @48kHz)
  • Host Interface: I2C bus (Fast-mode/400kbps)
  • Power Supply: 3.3V
  • Input terminal: 5V Input tolerant
  • Package: SSOP24-C2 (Pb-Free)
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Type/ Function Audio Delay  

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Package Outline SSOP-24-C2