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LV25400W_0712 Datasheet(PDF) 26 Page - Sanyo Semicon Device

Part No. LV25400W_0712
Description  For Automotive Applications DSP Tuner Front End
Download  42 Pages
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Maker  SANYO [Sanyo Semicon Device]
Homepage  http://www.ssdc-jp.com/eng/
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LV25400W_0712 Datasheet(HTML) 26 Page - Sanyo Semicon Device

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LV25400W
No.A0633-26/42
Serial Data I/O Procedures
The LV25400W uses the SANYO audio IC serial bus format. Data is input and output using a CCB (Computer Control
Bus). The LV25400W adopts an 8-bit address version of the CCB format.
Address
I/O mode
B0
B1
B2
B3
A0
A1
A2
A3
Contents
IN1
0
0
0
1
0
1
0
0
[1]
IN1B
0
1
0
1
0
1
0
0
• Control data input mode. PLL setup
• 32 bits of data are input
• IN1B is the 2-tuner mode address (when pin 42 is tied to ground)
IN2
1
0
0
1
0
1
0
0
[2]
IN2B
1
1
0
1
0
1
0
0
• Control data input mode. PLL setup
• 32 bits of data are input
• IN2B is the 2-tuner mode address (when pin 42 is tied to ground)
IN3
1
0
0
1
0
1
1
0
[3]
IN3B
0
0
0
1
0
1
1
0
• The tuner block is set up in control data input (serial data input) mode.
• 32 bits of data are input - There is a sub-address
• IN3B is the 2-tuner mode address (when pin 42 is tied to ground)
First Data IN1/2
A3
A2
A1
A0
B3
B2
B1
B0
DI
I/O mode determined
CE
CL


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