NJU26207V NJRC [New Japan Radio], NJU26207V Datasheet - Page 2

• Manufacturer Part Number: NJU26207V
• Description: Dolby Volume Decoder
• Manufacturer: NJRC [New Japan Radio]

NJU26207
- 2 -
Hardware Block Diagram
Function Block Diagram
SDA/SDOUT
SDA/SDOUT
L/R(SDI0)
L/R(SDI2)
SDA/SDOUT
SDA/SDOUT
L/R(SDI1)
L/R(SDI3)
SCL/SCK
SCL/SCK
SCL/SCK
SCL/SCK
RESETb
RESETb
RESETb
RESETb
CLKOUT
CLKOUT
CLKOUT
CLKOUT
MCK
MCK
CLK
CLK
CLK
CLK
MCK
MCK
AD1/SDIN
AD1/SDIN
AD1/SDIN
AD1/SDIN
GENERATOR
GENERATOR
GENERATOR
GENERATOR
Fig. 2 NJU26207 Function Block Diagram (Firmware)
INTERFACE
INTERFACE
INTERFACE
INTERFACE
SERIAL
SERIAL
SERIAL
SERIAL
TIMING
TIMING
TIMING
TIMING
HOST
HOST
HOST
HOST
/ PLL
/ PLL
/ PLL
/ PLL
AD2/SSb
AD2/SSb
AD2/SSb
AD2/SSb
Fig. 1 NJU26207 Hardware Block Diagram
Delay
Volume
Dolby
DATA
DATA
DATA
DATA
RAM
RAM
RAM
RAM
PROGRAM
PROGRAM
PROGRAM
PROGRAM
CONTROL
CONTROL
CONTROL
CONTROL
ADDRESS
ADDRESS GENERATION
ADDRESS
ADDRESS
ALU
ALU
ALU
ALU
DSP
DSP
DSP
DSP ARITHMETIC
ARITHMETIC
ARITHMETIC
ARITHMETIC UNIT
FIRMWARE
FIRMWARE
FIRMWARE
FIRMWARE
GENERATION UNIT
GENERATION
GENERATION
ROM
ROM
ROM
ROM
24 24 24 24- - - - BIT
MULTIPLIER
MULTIPLIER
MULTIPLIER
MULTIPLIER
BIT
BIT ｘ ｘ ｘ ｘ 24 24 24 24- - - - BIT
BIT
UNIT
UNIT
UNIT
UNIT
UNIT
UNIT
BIT
BIT
BIT
SERIAL
SERIAL
SERIAL
SERIAL AUDIO
INTERFACE
INTERFACE
INTERFACE
INTERFACE
General I/O
General I/O
General I/O
General I/O
INTERFACE
INTERFACE
INTERFACE
INTERFACE
Monitor L/R
Monitor L
Monitor L
Monitor L
(L+R)/2
(L+R)/2
(L+R)/2
(L+R)/2out
L/Rout
L/Rout
L/Rout
L/Rout
AUDIO
AUDIO
AUDIO
in in in in
(L+R)/2(SDO1)
Monitor L/R(SDO2)
L/R(SDO0)
out
out
out
/R
/R /R
MUTEb
MUTEb
MUTEb
MUTEb
BCKO O O O
BCK
LRO
LRO
SDO0 0 0 0
SDO
SDO1 1 1 1
SDO
SDI
SDI0~3
BCKI
BCKI
LRI
LRI
PROC
PROC
BCK
BCK
LRO
LRO
SDO
SDO
SDO
SDO
SDO
SDO
SDO
SDO2 2 2 2
SDI
SDI
BCKI
BCKI
LRI
LRI
PROC
PROC
SEL
SEL
WDC
WDC
SEL
SEL
WDC
WDC
Ver.2008-12-03
0~3
0~3
0~3