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LM1112A - Dolby B-Type Noise Reduction Processor

Download the LM1112A datasheet PDF. This datasheet also covers the LM1112 variant, as both devices belong to the same dolby b-type noise reduction processor family and are provided as variant models within a single manufacturer datasheet.

Description

The LM1112 is a monolithic integrated circuit specifically designed to realize the Dolby B-type noise reduction system It is a replacement for the LM1111 and the Signetics NE645 648 but with improved performance figures

Features

  • Y Very high signal noise ratio 74 dB encode (CCIR ARM) Y Wide supply voltage range 6V to 20V Y Very close matching to standard Dolby characteristics Y Audible switch-on transients greatly reduced Y Improved temperature performance Y Reduced number of precision external components Y Improved transient stability Y Input protection diodes Available only to licensees of Dolby Laboratories Licensing Corporation San Francisco from whom licensing and.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (LM1112_NationalSemiconductor.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

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Other Datasheets by National Semiconductor (Texas Instruments)

Part Number Description
LM1112 Dolby B-Type Noise Reduction Processor
LM1112B Dolby B-Type Noise Reduction Processor
LM1112C Dolby B-Type Noise Reduction Processor
LM111 Voltage Comparator
LM1117 800mA Low-Dropout Linear Regulator

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
LM1112A LM1112B LM1112C Dolby B-Type Noise Reduction Processor LM1112A LM1112B LM1112C Dolby B-Type Noise Reduction Processor April 1987 General Description The LM1112 is a monolithic integrated circuit specifically designed to realize the Dolby B-type noise reduction system It is a replacement for the LM1111 and the Signetics NE645 648 but with improved performance figures Features Y Very high signal noise ratio 74 dB encode (CCIR ARM) Y Wide supply voltage range 6V to 20V Y Very close matching to standard Dolby characteristics Y Audible switch-on transients greatly reduced Y Improved temperature performance Y Reduced number of precision external components Y Improved transient stability Y Input protection diodes Available only to licensees of Dolby Laboratories Licensing Corporation
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