NJU26103 NJR Corporation, NJU26103 Datasheet - Page 4

• Manufacturer Part Number: NJU26103
• Description: Digital Audio Processor For TV
• Manufacturer: NJR Corporation

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AD1 and AD2 pins are used to configure the seven-bit SLAVE address of the serial host interface. These pins offer
additional flexibility to SLAVE address. 4 addresses could be chosen by AD1 and AD2-pin. The AD1 and AD2-pin
addresses are decided by the connections of AD1 and AD2-pin. The AD1 and AD2 addresses should be the same level
as AD1 and AD2-pin connections.
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The NJU26103 audio interface provides Industry standard serial data formats of I
right-justified. The NJU26103 audio interface provides two data inputs, SDI0 and SDI1, and one data output, SDO0.
The input serial data is selected by the firmaware command.
The detail I
*1 AD1 or AD2 address is 0 when AD1 or AD2-pin is “L”. AD1 or AD2 address is 1 when AD1 or AD2-pin is “H”.
Audio Data Interface
I
2
Table 4
C address
bit7
0
2
C bus timing of the NJU26103 is described in the “ NJU26100 Series Hardware Data Sheet”.
I
bit6
0
2
C Bus SLAVE Address
Table 2
Table 3
Symbol
Symbol
SDO0
SDI0
SDI1
bit5
1
Serial Audio Input Pin
Serial Audio Output Pin
Pin No.
Pin No.
25
26
3
bit4
1
Bit3
1
Sound Data Input 0 L / R
Sound Data Input 1 L / R
Sound Data Output 0
bit2
AD2*
Description
Description
1
bit1
AD1*
1
2
S, MSB-first left-justified or MSB-first
bit0
R/W
Ver.2003-05-16