CXA1553P

CXA1550P, CXA1551M/P CXA1552M/P, CXA1553M/P Dolby B∗ type Noise Reduction System Description The CXA1550/CXA1551/CXA1552/CXA1553 are bipolar ICs providing two separate Dolby B type noise reduction processors. The series is composed of seven devices having four Dolby levels and two types of package for various applications. These devices feature very few external components, which is achieved by monolithic filter circuits using integrated thin film capacitors with high capacitance. Features Pin replaceable with CXA1100 series Minimum number of external components NR ON/OFF/Double Speed, REC/PB switches included Small package (16 pin SOP, 16 pin DIP) Low current consumption 5.6mA typ. Dual channel processors in one chip Double speed encode and decode functions are provided. CXA1551M/CXA1552M CXA1553M 16 pin SOP (Plastic) CXA1550P/CXA1551P CXA1552P/CXA1553P 16 pin DIP (Plastic) Absolute Maximum Ratings (Ta=25 °C) Supply voltage VCC 23 Operating temperature Topr –40 to +85 Storage temperature Tstg –65 to +150 Allowable power dissipation PD V °C °C SOP16 (A1551M/A1552M/A1553M) 500 mW DIP16 (A1550P/A1551P/A1552P/A1553P) 900 mW ∗ These ICs are 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 trade marks of Dolby Laboratories Licensing Corporation. Sony reserves the right to change products and specifications without prior noti...