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PDF NJU26501 Data sheet ( Hoja de datos )
| Número de pieza | NJU26501 | |
| Descripción | Dolby Digital / Dolby Digital EX / DTS / Dolby ProLogic II / QFP52-S1 | |
| Fabricantes | JRC | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de NJU26501 (archivo pdf) en la parte inferior de esta página. Total 10 Páginas | ||
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NJU26501
Multi-Function Digital Audio Decoder
General Description
The NJU26501 is a multi-function digital audio signal decoder.
The NJU26501 processes the stereo matrix-encoded or compressed
signal into spacious sound of up to 7.1(max) channels by Dolby Digital,
Dolby Digital EX or DTS with Bass Management System. Also non
matrix-encoded audio signal can be processed into effective spacious
sound by Dolby Pro Logic II.
The decoded multi-channel signal can be downmixed into 2-channel
virtual surround output by the Dolby Virtual technology.
The applications of the NJU26501 are suitable for multi-channel
products such as DVD Player, AV AMP, Home Theater and Car Audio, or
any kinds of multi-channel audio products.
■ Package
NJU26501FS1
FEATURES
- Software
• Dolby Digital / Dolby Digital EX (7.1ch)
• Dolby Pro Logic II
• Virtual Dolby Digital
• Bass Management
• DTS (5.1ch)
- Hardware
• 24bit Fixed-point Digital Signal Processing
• Maximum Clock Frequency
: 24.576MHz (Standard), built-in PLL Circuit
• Digital Audio Interface
• Digital Audio Format
: 2 Input ports / 4 Output ports
: I2S, Left- justified, Right-justified, 16/18/20/24 bit, BCK : 32/64fs
• Master / Slave Mode
• Serial Host Interface
: In Master mode, MCK = 256fs, MCK2 = 512fs
: I2C bus (Standard-mode/100kbps, Fast-mode/400kbps)
: 4-Wire-Serial bus (Clock, Enable, Input data, Output data)
• Power Supply
: VDD = VDDPLL = 1.8V
: VDDIO = 3.3V
• Input terminal
: 5.0V Input tolerant
• Package
: QFP52-S1 ( Pb-Free )
* The detail hardware specification of the NJU26501 is described in the “ NJU26500 Series Hardware Data Sheet”.
Ver.2006-08-08
-1-
1 page  
NJU26501
www.DataSheet4U.com
Audio Interface
The serial audio interface carries audio data to and from the NJU26501. Industry standard serial data formats
of I2S, MSB-first left-justified or MSB-first right-justified are supported.
The NJU26501 serial audio interface includes 2 data input lines: SDI0/SDI1 and 4 data output lines:
SDO0/SDO1/SDO2/SDO3. (Table 2. 3.)
Table 2 Serial Audio Input Pin Description
Pin No.
Symbol
Description
50
SDI0
Audio Data Input ch.0
49
SDI1
Audio Data Input ch.1
Table 3 Serial Audio Output Pin Description
Pin No.
Symbol
Description
44 SDO0 Back Surround (BL/BR) Output
43 SDO1 Front (L/R) Output(*)
42 SDO2 Center/Sub Woofer (C/SW) Output
41 SDO3 Surround (LS/RS) Output
(*) In Virtual Dolby Surround mode, only front Lch/Rch outputs are active. The other channels are muted.
However, if "LFE Decode" is set on, an output will become possible from Sub Woofer channel.
Ver.2006-08-08
-5-
5 Page | ||
| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet NJU26501.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
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