UM2750

UNISONIC TECHNOLOGIES CO., LTD UM2750 Preliminary LINEAR INTEGRATED CIRCUIT 4 INPUT/1 OUTPUT STEREO AUDIO SELECTOR „ DESCRIPTION The UTC UM2750 is a Stereo Audio Selector with 4 Inputs and 1 Output. Based upon the inner OP-AMP Switch technology, the UTC UM2750 features higher Channel Separation, lower Output Noise and lower Distortion than the common Multiplexers or Analogue Switches. The UTC UM2750 can be applied to many kinds of audio devices, such as Car Stereo, TV, Mini music center and so on. „ FEATURES * Dual Channel for Stereo Use * 4.7~13V Operating Voltage * 4 Input /1 Output Audio Selectors * Bipolar Technology * Low Output Noise: -110dBV typ. * Low Distortion: 0.005% typ. „ ORDERING INFORMATION Ordering Number Lead Free Halogen Free UM2750L-S16-R UM2750G-S16-R UM2750L-S16-T UM2750G-S16-T Package SOP-16 SOP-16 Packing Tape Reel Tube www.unisonic.com.tw Copyright © 2012 Unisonic Technologies Co., Ltd 1 of 5 QW-R109-031. a UM2750 „ PIN CONFIGURATION Preliminary IN1a 1 CNT1 2 IN2a 3 CNT2 4 IN4a 5 IN1b 6 IN2b 7 IN4b 8 LINEAR INTEGRATED CIRCUIT 16 GND 15 OUTa 14 V+ 13 IN3a 12 VREF 11 OUTb 10 (N.C.) 9 IN3b „ PIN DESCRIPTION PIN NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PIN NAME IN1a CNT1 IN2a CNT2 IN4a IN1b IN2b IN4b IN3b (N.C.) OUTb VREF IN3a V+ OUTa GND Ach Input 1 Select Control 1 Ach Input 2 Select Control 2 Ach Input 4 Bch Input 1 Bch Input 2 Bch Input 4 Bch Input 3 No Connect Bch Output Reference Voltage Ach Input 3 Supply Voltage Ach Outpu...