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Part Name(s) : CXA1910 CXA1910Q Sony
Sony Semiconductor
Description : DOLBY B TYPE NOISE REDUCTION SYSTEM with Playback Equalizer View

Description
The CXA1910Q is an IC designed for use in car stereos. Functions include DOLBY B TYPE NOISE REDUCTION, playback equalizer amplifier and Music sensor into a single chip.

Features
• Few external parts
• Forward/Reverse head switching
• Small package (40-pin QFP)
DOLBY B TYPE NOISE REDUCTION and playback equalizer into a single chip
• Same pin configuration as DOLBY B/C TYPE NOISE REDUCTION SYSTEM (CXA1911)
• Music sense level can be set by external resistors/capacitors (2 modes).
• High-band cut filter frequency can be adjusted by the external capacitance.

Part Name(s) : CX20188 CX20188Q Sony
Sony Semiconductor
Description : DOLBY B-C TYPE NOISE REDUCTION SYSTEM View

DOLBY B-C TYPE NOISE REDUCTION SYSTEM

Part Name(s) : NJM2085 NJM2085M JRC
Japan Radio Corporation
Description : PREAMPLIFIER AND DOLBY B TYPE NOISE REDUCTION SYSTEM View

PREAMPLIFIER AND DOLBY B TYPE NOISE REDUCTION SYSTEM

Part Name(s) : CXA1911 CXA1911Q Sony
Sony Semiconductor
Description : DOLBY B TYPE NOISE REDUCTION SYSTEM with Playback Equalizer View

Description
The CXA1911Q is an IC designed for use in carstereo cassette decks. Functions include DOLBY B/C
TYPE NOISE REDUCTION, playback equalizer amplifier and music sensor into a single chip.


Features
• Few external parts
• Forward/Reverse head switching
• Small package (40-pin QFP)
DOLBY B/C TYPE NOISE REDUCTION and playback equalizer into a single chip
• Same pin configuration as DOLBY B TYPE NOISE REDUCTION SYSTEM (CXA1910Q)
• Music sense level can be set by external resistors/capacitors (2 modes).
• High-band cut filter frequency can be adjusted by the external capacitance.

Applications
• Car stereo cassette decks
• Cassette decks (playback only)


Part Name(s) : CXA2561Q Sony
Sony Semiconductor
Description : DOLBY B-C TYPE NOISE REDUCTION SYSTEM with Playback Equalizer Amplifier View

Description
The CXA2561Q is an IC designed for use in car stereo cassette decks. Functions include DOLBY B-C TYPE NOISE REDUCTION (NR) SYSTEM, playback equalizer amplifier and music sensor into a single chip.

Features
• Few external parts
• Small package (40-pin QFP)
• Same pin configuration as for the DOLBY B TYPE NR SYSTEM (CXA2560Q) and no DOLBY NR SYSTEM (CXA2559Q)
DOLBY B-C TYPE NR and playback equalizer amplifier into a single chip
• FORWARD/REVERSE head select switch
• Mute function
• Music signal interval detection level can be set by the external resistors/capacitors (2 modes).
• High-frequency cut-off of the music sensor circuit can be adjusted by the external capacitance.

Applications
• Car stereo cassette decks
• Playback-only cassette decks

Part Name(s) : CXA2511AQ Sony
Sony Semiconductor
Description : DOLBY? B-C TYPE NOISE REDUCTION SYSTEM with Playback Equalizer Amplifier View

Description
The CXA2511AQ is an IC designed for use in car stereo cassette decks. Functions include DOLBY B-C TYPE NOISE REDUCTION (NR) SYSTEM, playback equalizer amplifier and music sensor into a single chip.

Features
• Few external parts
• Small package (40-pin QFP)
• Same pin configuration as for the DOLBY B TYPE NR SYSTEM (CXA2510AQ) and no DOLBY NR SYSTEM (CXA2509AQ)
DOLBY B-C TYPE NR and playback equalizer amplifier into a single chip
• FORWARD/REVERSE head select switch
• Two-SYSTEM (TAPE/AUX) input select switch
• Music signal interval detection level can be set by the external resistors/capacitors (2 modes).
• High-frequency cut-off of the music sensor circuit can be adjusted by the external capacitance.

Applications
• Car stereo cassette decks
• Playback-only cassette decks

Part Name(s) : CXA2560Q Sony
Sony Semiconductor
Description : DOLBY? B TYPE NOISE REDUCTION SYSTEM with Playback Equalizer Amplifier View

Description
The CXA2560Q is an IC designed for use in car stereo cassette decks. Functions include DOLBY B TYPE NOISE REDUCTION (NR) SYSTEM, playback equalizer amplifier and music sensor into a single chip.

Features
• Few external parts
• Small package (40-pin QFP)
• Same pin configuration as for the DOLBY B-C TYPE
   NR SYSTEM (CXA2561Q) and no DOLBY NR SYSTEM
   (CXA2559Q)
DOLBY B TYPE NR and playback equalizer amplifier
   into a single chip
• FORWARD/REVERSE head select switch
• Mute function
• Music signal interval detection level can be set by
   the external resistors/capacitors (2 modes).
• High-frequency cut-off of the music sensor circuit
   can be adjusted by the external capacitance.

Applications
• Car stereo cassette decks
• Playback-only cassette decks

Part Name(s) : CXA2510AQ Sony
Sony Semiconductor
Description : DOLBY? B TYPE NOISE REDUCTION SYSTEM with Playback Equalizer Amplifier View

Description
The CXA2510AQ is an IC designed for use in car stereo cassette decks. Functions include DOLBY B TYPE NOISE REDUCTION (NR) SYSTEM, playback equalizer amplifier and music sensor into a single chip.

Features
• Few external parts
• Small package (40-pin QFP)
• Same pin configuration as for the DOLBY B-C TYPE
   NR SYSTEM (CXA2511AQ) and no DOLBY NR
   SYSTEM (CXA2509AQ)
DOLBY B TYPE NR and playback equalizer amplifier
   into a single chip
• FORWARD/REVERSE head select switch
• Two-SYSTEM (TAPE/AUX) input select switch
• Music signal interval detection level can be set by
   the external resistors/capacitors (2 modes).
• High-frequency cut-off of the music sensor circuit
   can be adjusted by the external capacitance.
  
Applications
• Car stereo cassette decks
• Playback-only cassette decks

Part Name(s) : CXA1917AM CXA1917AS Sony
Sony Semiconductor
Description : DOLBY S TYPE NOISE REDUCTION Processor View

Description
The CXA1917AM/AS is a bipolar IC designed for use in the DOLBY S TYPE NOISE REDUCTION SYSTEM (NR). An external operational amplifier is required to configure the decoder. The stereo DOLBY B-C-S TYPE NR combines use of a CXA1563M/S and two CXA1917AM/AS ICs.

Features
• Considerable REDUCTION in the number of external parts (half compared to CXA1417S/Q)
• The same DOLBY level as that of CXA1560 series ICs (–6dBm)

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