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BU8731

Part Number	BU8731
Manufacturer	Rohm
Description	PCM codec IC for digital cellular telephones
Published	Apr 17, 2005
Detailed Description	Communication ICs PCM codec IC for digital cellular telephones BU8731KV The BU8731KV is a PCM codec IC developed for us...
Datasheet	BU8731 PDF File

Overview

Communication ICs PCM codec IC for digital cellular telephones BU8731KV The BU8731KV is a PCM codec IC developed for use with digital cellular telephones.
It contains analog input / output features such as a 14-bit linear precision, µ / A-LAW codec, mic and speaker amplifiers, and switching transistor for the ringer drive.
This all makes the BU8731KV perfect for PDC and CDMA-type cellular telephones.
FApplications Digital cellular telephones FFeatures 1) )3V single power supply (VDD = 2.
7V to 3.
3V).
2) Built-in 14-bit precision linear, µ / A-LAW codec.
3) Transmission filter for the codec unit conforms to ITU-T recommendations.
4) Built-in PLL circuit for system clock generation.
5) Clock f...

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