NJW1186 JRC, NJW1186 Datasheet
NJW1186
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NJW1186 Summary of contents
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... GENERAL DESCRIPTION The NJW1186 is an Surround Processor for 5.1ch speaker system regenarating Center, Surround and Subwoofer channel signal from normal stereo signal input. The NJW1186 contains Passive Matrix circuit, BPF for center channel, LPF for subwoofer, simulated stereo function for surround channel and trimmers for each channel ...
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... NJW1186 www.DataSheet4U.com PIN CONFIGURATION No. SYMBOL 1 SWout 2 SWFilin 3 SW’out 4 RSout 5 Rin 6 Lin 7 LSout 8 C’out 9 CFilin 10 Cout CSU 13 SDA 14 SCL 15 GND Vrefin 18 CCE 19 CSW 20 Filter - 2 - Filter 1 SWout 2 SWfilin CSW 3 SW’out CCE 4 RSout Vrefin Rin 5 Lin GND 6 LSout SCL 7 C’ ...
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... BCC=”0”, C-TRIM=”0000”, C-MUTE=”1”, BW=400Hz to 30kHz, THD C Lin=Rin=500mVrms BCC=”0”, C-TRIM=”0000”, V C-MUTE=”1”, No Signal, NO1C A-Weighted, Rg=0Ω C-MUTE=”0”, V NO2C No Signal, A-Weighted, Rg=0Ω NJW1186 UNIT °C °C MIN. TYP. MAX. UNIT 7.5 9.0 13.0 V MIN ...
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... NJW1186 www.DataSheet4U.com ♦ Subwoofer Channel Output PARAMETER Maximum Input Voltage Voltage Gain Maximum Gain Minimum Gain Mute Level Total Harmonic Distortion Output Noise 1 Output Noise 2 ♦ Left Surround Channel Output PARAMETER Maximum Input Voltage Bypass Gain Voltage Gain Maximum Gain Minimum Gain ...
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... VMUTERS BCS=”0”, S-TRIM=”0000”, S-MUTE=”1”, BW=400Hz to 30kHz, THD RS Rin=500mVrms, Lin=0 BCS=”0”, S-TRIM=”0000”, V S-MUTE=”1”, No Signal, NO1RS A-Weighted, Rg=0Ω S-MUTE=”0”, V NO2RS No Signal, A-Weighted, Rg=0Ω NJW1186 MIN. TYP. MAX. UNIT 2.8 3.0 - Vrms -2.0 0 2.0 -2.0 0 2.0 12 ...
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... NJW1186 www.DataSheet4U.com MEASUREMENT CIRCUIT 4.7µF SWout 20kΩ 20kΩ 4.7µF RSOUT 0.47µF Rin 0.47µF Lin 4.7µF LSOUT 20kΩ 20kΩ 4.7µF Cout - 6 - SWout 1 SWfilin 2 SW'out 3 RSout 4 Rin 5 Lin 6 LSout 7 C'out 8 CFilin 9 Cout 10 4.7nF Filter 20 1µF CSW 19 1µF ...
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... C'out 8 3.3nF CFilin 9 47kΩ Cout 10 SWout 1 SWfilin 2 SW'out 3 RSout 4 Rin 5 Lin 6 LSout 7 C'out 8 CFilin 9 Cout 10 NJW1186 4.7nF Filter 20 1µF CSW 19 1µF CCE 18 1µF Vrefin 1µF GND 15 SCL SCL 14 SDA SDA 13 1µF 12 CSU 100nF ...
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... NJW1186 www.DataSheet4U.com ! ! ! ! TERMINAL DESCRIPTION PIN SYMBOL NO. 1 SWout Subwoofer Channel Output 10 Cout Center Channel Output 2 SWFilin LPF for Subwoofer Channel 9 CFilin LPF for Center Channel 3 SW’out Subwoofer Channel Trimmer Output 8 C’out Center Channel Trimmer Output 4 RSout Right Surround Channel Output ...
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... CSW Pop Noise Reduction for Subwoofer Channel Trimmer 2 13 SDA I C Bus Data Input 2 14 SCL I C Bus Clock Input . FUNCTION Rin Lin SDA NJW1186 EQUIVALENT CIRCUIT 48k 48k LSout 48k 100 8k 8k 10k CSU CCE CSW SCL ...
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... NJW1186 www.DataSheet4U.com ! ! ! ! TERMINAL DESCRIPTION PIN SYMBOL NO. 15 GND Ground 16 V+ Power Supply Reference Voltage Stabilizing 17 Vrefin Capacitor - 10 - FUNCTION Vrefin TERMINAL EQUIVALENT CIRCUIT V+ 12k GND 200k 200k DC VOLTAGE - + V /2 ...
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... Data (00H) A 1bit 8bit 1bit BIT S-TRIM C-TRIM W-TRIM BIT NJW1186 LSB MSB Data (01H) A Data (02H) 8bit 1bit 8bit LSB 0 R S-MUTE SIM C-MUTE W-MUTE LSB ...
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... NJW1186 www.DataSheet4U.com BUS CHARACTERISTICS (SDA, SCL BUS Load Conditions (Standard mode): Pull up resistance 4kΩ (Connected to +5V), Load capacitance 200pF (Connected to GND BUS Load Conditions (Fast mode): Pull up resistance 4kΩ (Connected to +5V), Load capacitance 50pF (Connected to GND) PARAMETER Low Level Input Voltage ...
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... Boost Level : 0 to +15dB(1dB/step) W-MUTE: Mute for Subwoofer Channel Trimmer “0”: Mute ON “1”: Mute OFF . BIT S-TRIM BIT C-TRIM BIT W-TRIM NJW1186 S-MUTE SIM SRSEL C-MUTE Don’t Care W-MUTE Don’t Care ...
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... NJW1186 www.DataSheet4U.com SURROUND CHANNEL TRIMMER SETTINGS (Address: 00H) Trimmer BCS Cut or Boost D7 Cut Boost Cut Gain(dB) Boost Gain(dB) -15 15 -14 14 -13 13 -12 12 - CENTER CHANNEL TRIMMER SETTINGS (Address: 01H) Trimmer BCC Cut or Boost D7 Cut Boost ...
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... NJW1186 [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions ...