Revision # 1.20    Modifications made on June 15, 2007

• The Product Title was modified from Basic USB Phone OTP MCU to USB Audio MCU.
   
• In the Features and D.C. Characteristics sections, the operating voltage range was modified.
   
• The Play/Record Data section and table was modified.
   
• The Application Circuit oscillator circuit was modified.

Revision # 1.10    Modifications made on March 22, 2007

• The Pin Description section was modified.

Revision # 1.00   This was posted on January 19, 2007