Dolby Pro Logic IIx / Virtual Dolby Surround Decoder

Data Sheet


  • Software
  • Dolby Pro Logic II
  • Dolby Pro Logic IIx (Max 7.1ch Output)
  • Virtual Dolby Surround (algorithm of Dolby Laboratories.)
  • Bass Management
  • 7-band PEQ
  • Lip-sync function (Digital Audio Delay)
  • Sampling Frequency (32kHz/44.1kHz/48kHz (In Master mode, DSP can’t generate a required system clock 44.1kHz of sampling frequency.))
  • Hardware
  • 24 Bit Digital Signal Processing
  • External Clock Frequency (12.288MHz(Standard),built-in PLL Internal)
  • Digital Audio Interface (Input 4 Port / Output 4 Port)
  • Digital Audio Format (I2S 24bit, left-justified, right-justified, BCK : 32fs/64fs)
  • Master / Slave Mode (In Master mode, MCK : 256fs @fs=48kHz / 384fs @fs=32kHz)
  • 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 Outline (SSOP44 (Pb-Free))

General Description

The NJU26206 processes the stereo matrix-encoded signal(Lt/Rt) or normal stereo signal into spacious sound of 7.1(max) channels by Dolby Pro Logic IIx.The NJU26206 provides not only Dolby Pro Logic IIx but also Virtual Dolby Surround, Bass Management, 5-Band PEQ, and Lip-Sync Delay function.NJU26206 is suitable for multi-channel products such as Car Audio, or 2channel products such as LCD-TV, and Plasma-TV.
The documents used to design audio DSP is here

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Related Data

Package Information

Part NumberPackage OutlinePinsMaterial Declaration (RoHS/Halogen)Terminal FinishWeight(mg) (Reference)Reflow solderingFlow solderingIron solderingPacking ConditionMSLSolder Foot Print
NJU26206VSSOP4444Sn2Bi188Yes-YesDry pack 12a

Sample & Buy

Part NumberPackagesStatusPacking SpecificationSampleBuy
NJU26206VSSOP44(Active)Contact UsSales Support