杜比IC索尼CXA1563技术手册.pdf

CXA1563M/S Dolby∗ B-C Type Noise Reduction System with Built-in S type Switch Description CXA1563M CXA1563S The CXA1563M/S is a bipolar IC incorporating 28 pin SOP (Plastic) 28 pin SDIP (Plastic) dual channel Dolby B-C type noise reduction (NR) system and Dolby S type switch. Dolby B-C-S type stereo system is completed by using this IC in conjunction with two CXA1417S or two CXA1417Q. A reduction in the number of external parts and small package have been achived due to the fact that the spectral skewing circuits are all on-chip. Features • Few external parts • Spectral skewing circuit are on-chip • NR ON/OFF, REC/PB, MPX filter ON/OFF, Dolby S type switches • Small package (28-pin SOP, 28-pin SDIP) • Low current consumption 13mA Typ. (power supply ±6V) • Dual channel processors Structure Bipolar silicon monolithic IC Absolute Maximum Ratings • Supply voltage VCC 17 V • Operating temperature Topr –40 to +85 °C • Storage temperature Tstg –65 to +150 °C • Allowable power dissipation PD 600 (SOP) mW 1200 (SDIP) mW ∗ This IC is available only to the licensees of Dolby Laboratories Licensing Corporation from whom licensing and applications information may be obtained. ∗ Dolby and the double D symbols are trademarks of Dolby Laboratories Licensing Corporation. Sony reserves the right to change products and specifications without prior notice