生产厂家
Sony Semiconductor
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.
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.
Dolby∗ B Type Noise Reduction System
Sony Semiconductor
Dolby B-Type Noise Reduction System
Hitachi -> Renesas Electronics
Dolby B-C Type Noise Reduction System
Sony Semiconductor
DOLBY B-C TYPE NOISE REDUCTION SYSTEM
Sony Semiconductor
Dolby B/C Type Noise Reduction System
Sony Semiconductor
Dolby B- and C-Type Noise Reduction System
Hitachi -> Renesas Electronics
PREAMPLIFIER AND DOLBY B TYPE NOISE REDUCTION SYSTEM
Japan Radio Corporation
Integrated Circuit Dolby B Type Noise Reduction System
NTE Electronics
DOLBY S-TYPE NOISE REDUCTION PROCESSOR
Japan Radio Corporation
Dolby B Type Noise Reduction System with Playback Equalizer
Sony Semiconductor