UPC1854A Ver la hoja de datos (PDF) - NEC => Renesas Technology

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UPC1854A

I2C BUS-COMPATIBLE US MTS PROCESSING LSI

NEC => Renesas Technology 

µPC1854A

CONTENTS

1. PIN EQUIVALENT CIRCUITS .............................................................................................................................. 6

2. BLOCK FUNCTIONS .......................................................................................................................................... 13

2.1 Stereo Demodulation Block ..................................................................................................................... 14

2.2 SAP Demodulation Block ........................................................................................................................ 15

2.3 dbx Noise Reduction Block ..................................................................................................................... 16

2.4 Matrix Block .............................................................................................................................................. 17

3. I2C BUS INTERFACE ......................................................................................................................................... 18

3.1 Data Transfer ........................................................................................................................................... 19

3.2 Data Transfer Format .............................................................................................................................. 20

4. I2C BUS COMMANDS ........................................................................................................................................ 22

4.1 Subaddress List ....................................................................................................................................... 22

4.2 Setting Procedure .................................................................................................................................... 23

4.3 Explanation of Write Register .................................................................................................................. 25

4.4 Explanation of Read Register ................................................................................................................. 28

5. MODE MATRIX ................................................................................................................................................... 30

5.1 L-, R-Channel Output (LOT, ROT pins) Matrix ....................................................................................... 30

5.2 Normal Output (NOT pin) Matrix ............................................................................................................. 31

6. USAGE CAUTIONS ............................................................................................................................................ 32

6.1 Caution on Shock Noise Reduction ........................................................................................................ 32

6.2 Supply Voltage ......................................................................................................................................... 32

6.3 Impedance of Input and Output Pins ...................................................................................................... 32

6.4 Drive Capability of Output Pins ............................................................................................................... 32

6.5 Caution on External Components ........................................................................................................... 33

6.6 Change of Electrical Characteristics by External Components ............................................................. 33

7. ELECTRICAL SPECIFICATIONS ...................................................................................................................... 34

8. MEASURING CIRCUIT ....................................................................................................................................... 44

9. PACKAGE DRAWINGS ..................................................................................................................................... 45

10. RECOMMENDED SOLDERING CONDITIONS ................................................................................................ 47

Data Sheet S12816EJ3V0DS00

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