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NJU26040-07A PDF даташит

Спецификация NJU26040-07A изготовлена ​​​​«New Japan Radio» и имеет функцию, называемую «Digital Signal Processor».

Детали детали

Номер произв NJU26040-07A
Описание Digital Signal Processor
Производители New Japan Radio
логотип New Japan Radio логотип 

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NJU26040-07A Даташит, Описание, Даташиты
NJU26040-07A
Digital Signal Processor for TV
General Description
Package
The NJU26040-07A is a high performance 24-bit digital signal processor.
The NJU26040-07A provides ‘eala’ 3D Surround function, ‘ealaBass’ Dynamic
Bass Boost function, AGC, Tone Control, and LPF/HPF. These kinds of sound
functions are suitable for TV, mini-component, CD radio-cassette, speakers system
and other audio products.
FEATURES
- Software
3D sound : eala(NJRC Original Surround)
Sound Enhancement: : ealaBass (NJRC Original Dynamic Bass Boost)
AGC
Tone Control
Master Volume / Balance control
LPF/HPF crossover network
WatchDog Clock Output
NJU26040V
- Hardware
24bit Fixed-point Digital Signal Processing
Maximum System Clock Frequency : 38MHz Max.
Digital Audio Interface
Digital Audio Format
: 1 Input port / 2 Output ports
: I2S 24bit, Left- justified, Right-justified, BCK : 32/64fs
Master / Slave Mode
: Master Mode MCK 1/2 fclk, 1/3 fclk
ex. MCK = 384Fs(1/2) or MCK = 256Fs(1/3) at fclk=768Fs
Power Supply
: 3.3V
Input terminal
: 5V Input tolerant
Package
: SSOP32 (Pb-Free)
Two kinds of micro computer interface : I2C bus (standard-mode/100kbps, Fast-mode/400kbps)
: Serial interface (4 lines: clock, enable, input data, output data)
The detail hardware specification is described in the “ NJU26040 Series Hardware Data Sheet”.
Ver.2006-11-15
-1-









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NJU26040-07A Даташит, Описание, Даташиты
NJU26040-07A
Function Block Diagram
S C L/SC K
SD A /S D O U T
RESETb
MCK
CLKOUT
CLK
A D 1/SD IN A D 2/SSb
S E R IA L
HOST
IN TERFACE
24bit Fix ed-point D SP C ore
PROGRAM
CONTROL
ALU
24 -B IT x 24-B IT
M U LTIPLIER
TIM IN G
GENERATOR
ADDRESS G EN ERATIO N U N IT
DATA
RAM
FIRM W ARE
O TP/R A M
SERIAL AUDIO
IN TERFACE
G eneral I/O
IN TERFACE
BCKO
LRO
SDO0
SDI
[2 :0 ]
SDO1
SDO2
BCKI
LRI
G PIO 3
G PIO 2
G PIO 1
G PIO 0
Fig. 1 NJU26040-07A Block Diagram
DSP Block Diagram
SDI0
AGC
Input
Trim
eala Tone Control
-2-
Master Volume
eala Bass
LR0
Trim SDO0
LPF /HPF
LR1
Trim SDO1
Fig. 2 NJU26040-07A Function Diagram
Ver.2006-11-15









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NJU26040-07A Даташит, Описание, Даташиты
Pin Configuration
NJU26040-07A
VDD
SDA/SDOUT
SCL/SCK
AD1/SDIN
AD2/SSb
RESETb
VDD
VDD
VSS
CLKOUT
CLK
TEST
TEST
SDI0
LRI
BCKI
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
NJU26040-07A
SSOP32
32 VSS
31 TEST
30 TEST
29 SEL
28 PROC
27 MUTEb
26 WDC
25 VDD
24 VSS
23 TEST
22 MCK
21 TEST
20 SDO1
19 SDO0
18 LRO
17 BCKO
Fig. 3 NJU26040-07A Pin Configuration
Ver.2006-11-15
-3-










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Номер в каталогеОписаниеПроизводители
NJU26040-07ADigital Signal ProcessorNew Japan Radio
New Japan Radio

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