LC72147V Datasheet, PDF (7/22 Pages) Sanyo Semicon Device – PLL Frequency Synthesizer for Electronic Tuning in Car Audio Systems

LC72147V
Serial Data I/O Methods
Data is input to and output from the LC72147V using the Sanyo CCB (Computer Control Bus) format, which is the serial
bus format used by Sanyo audio ICs. This IC adopts a CCB format with an 8-bit address.
Address
I/O mode
B0 B1 B2 B3 A0 A1 A2 A3
Content
• Control data input (serial input) mode.
• 32 bits of data are input.
[1] IN1 (82) 0 0 0 1 0 0 1 0
• See the “DI Control Data (Serial Data Input) Structure” item for details on the content of
the input data.
• Control data input (serial input) mode.
• 32 bits of data are input.
[2] IN2 (92) 1 0 0 1 0 0 1 0
• See the “DI Control Data (Serial Data Input) Structure” item for details on the content of
the input data.
• Data output (serial data output) mode.
• The number of bits output is equal to the number of clock cycles.
[3] OUT (A2) 0 1 0 1 0 0 1 0
• See the “DO Output Data (Serial Data Output) Structure” item for details on the content
of the output data.
I/O mode determined
CE
CL
DI
B0
B1
B2
B3
A0
A1
A2
A3
DO
First data in1/2
First data out
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