PT2314 PTC | Alldatasheet

Document overview

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Technical content

Features

! CMOS Technology ! Least External Components ! Treble and Bass Control ! Loudness Function ! 4 Stereo Inputs with Selectable Input Gain ! Input/Output for External Noise Reduction System/Equalizer ! 2 Independent Speaker Controls for Balance Control ! Independent Mute Function ! Volume Control in 1.25 dB/step ! Low Distortion ! Low Noise and DC Stepping ! Controlled by I2C Bus Micro-Processor Interface ! Available in 28 Pins, DIP/SO Package

Applications

! Car Stereo (Audio) ! Hi-Fi Audio System Note: Purchase of I2C Component of Princeton Technology Corporation (PTC) conveys a license under Philips I2C Patent Right to use these components in any I2C System, provided that the system conforms to the I2C Standard Specification defined by Philips

Tel : 886-2-29162151 Fax : 886-2-29174598 URL : http://www.princeton.com.tw 4-Channel Input Audio Processor IC PT2314 PT2314 v1.1 Page 2 Revised March 1999 Princeton Technology Corp. Pin Configuration VDD AGND TREB_L TREB_R RIN ROUT LOUD_R RIN4 RIN3 RIN2 RIN1 LOUD_L LIN4 LIN3 REF CLK DATA DGND OUT_L OUT_R BOUT_R BIN_R BOUT_L BIN_L LOUT LIN LIN1 LIN2 PT2314 Order Information Valid Part Number Package Type PT2314-D 28 Pins, DIP (300 mil) PT2314 28 Pins, SO (300 mil)

Tel : 886-2-29162151 Fax : 886-2-29174598 URL : http://www.princeton.com.tw 4-Channel Input Audio Processor IC PT2314 PT2314 v1.1 Page 3 Revised March 1999 Princeton Technology Corp. Application Circuit MCU DGND DA TA CLK LOUT LI N LOUD_L BOUT_L BI N_L TREB_L 2.2u 100n 100n 2.7n 2.7n22u 100n 100n 100n 100n C11 2.2u C10 C13 C12 C19 C18C9 C16 C15 C17 C14 5.6K 5.6K OUT_R OUT_L 10u C20 10u C21 VDD C7 2.2u C8 2.2u C3 2.2u C4 2.2u C2 2.2u C6 2.2u C1 2.2u 2.2u R R R R R R R R RIN1 LIN1 RIN2 LIN2 RIN3 LIN3 RIN4 LIN4 Tape Aux CD Player AM/FM Tuner VDD AGND REF ROUT RIN LOUD_R BOUT_R BIN_R TREB_R PT2314 25 26 27 1 2 28 65 7 22 21 4 31920121718 Note: 1. It is suggested that you use Mylar Capacitor for capacitors, C12 ~ C19. 2. Resistor ( R ) Range = 2.0 K Ohms to 3.6 K Ohms 3. Recommended Value of Resistor ( R ) = 2.4 K Ohms