Dolby Volume Decoder

Data Sheet


  • Software
  • Dolby Volume (512FFT Window / 20Band)
  • Delay
  • Master Volume/Balance Control
  • Sampling Frequency (32kHz, 44.1kHz, 48kHz)
  • 2 Input channels, 2 Output channels
  • Hardware
  • 24bit Fixed-point Digital Signal Processing
  • Maximum Clock Frequency (12.288MHz(Standard), built-in PLL Circuit)
  • Digital Audio Interface (4 Input ports/3 Output ports)
  • Digital Audio Format (I2S 24bit, left-justified, right-justified, BCK : 32fs/64fs)
  • Master / Slave Mode
  • Microcomputer Interface (I2C Bus (Standard-mode/100kbps, Fast-mode/400kbps)
    4-Wire Serial Bus (4-Wire: Clock, Enable, Input data, Output data))
  • Operating Voltage (VDD = VDDPLL = 1.8V
    VDDIO = 3.3V)
  • Input Terminal (+5.0V Input tolerant)
  • Package (SSOP44 (Pb-Free))

General Description

The NJU26207 is a digital signal processor that provides the function of Dolby Volume.Dolby Volume solves volume level difference among channels, input sources and etc.The mix balance is reproduced by high or low volume level.The applications of NJU26207 are suitable for Digital TV, Front Surround Speaker and speakers system.
The documents used to design audio DSP is here

Click on the button to download its details.

Related Data

Package Information

Part NumberPackage OutlinePinsMaterial Declaration (RoHS/Halogen)Terminal FinishWeight(mg) (Reference)Reflow solderingFlow solderingIron solderingPacking ConditionMSLSolder Foot Print
NJU26207VSSOP4444Sn2Bi188Yes-YesDry pack 12a

Sample & Buy

Part NumberPackagesStatusPacking SpecificationSampleBuy
NJU26207VSSOP44(Active)Contact UsSales Support