NJU26123 Datasheet, PDF (1/19 Pages) New Japan Radio – Digital Signal Processor for TV

NJU26123
Digital Signal Processor for TV
■ General Description
■Package
The NJU26123 is a high performance 24-bit digital signal processor.
The NJU26123 provides ‘NJRC Original Sound Enhancement’, ‘Lip sync Audio
Delay’, 10band PEQ, HPF/LPF (FIR Filter), DRC, Tone Control, and Clipper.
These kinds of sound functions are suitable for TV, mini-component, CD
radio-cassette, speakers system and other audio products.
■ FEATURES
NJU26123V
- Software
• NJRC Original Sound Enhancement (3D sound, Dialogue Boost, Bass Enhance)
• Delay for Lip sync Audio Delay
( fs=48kHz : Max. 36msec, fs=44.1kHz : Max. 39msec, fs=32kHz : Max. 54msec )
• 10Band PEQ
• HPF/LPF (FIR Filter)
• DRC (Dynamic Range Compression) : 2-bands independent operation
• Tone Control
• Clipper
• Master Volume
• WatchDog Clock Output
- Hardware
• 24bit Fixed-point Digital Signal Processing
• 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 (Pb-Free)
Ver.2008-04-17
-1-