NJM2199 PRELIMINARY SRS 3D SURROUND AUDIO PROCESSOR ■GENERAL DESCRIPTION The NJM2199 is a SRS 3D surround audio processor regenerating the 3D surround sound with two speakers. It regenerates 3D surround sound from stereo input only. The features of wide operating voltage range, wide dynamic range, low output noise are suitable for any audio applications. ■PACKAGE OUTLINE NJM2199D ■FEATURES ● Operating Voltage ● Low Supply Current ● Low Output Noise ● BYPASS Gain ● BYPASS FUNCTION ● WIDTH control ● Internal Mode Control Switch ● Bipolar Technology ● Package Outline (4.7 to 13V) (5.7mA typ. at 3D Stereo mode) (32µVrms typ. at 3D Stereo mode) (0dB typ.) (Through) NJM2199M (2bit) DIP14, DMP14, SSOP14 NJM2199V The SRS technology right incorporated in the NJM2199 are owned by SRS Labs, a U.S. Corporation and licensed to New Japan Radio Co., Ltd. SRS is protected under U.S. and foreign patents issued and/or pending. SRS and the , are trademarks of SRS Labs, Inc. in the United States and selected foreign countries. Neither the purchase of the NJM2199, nor the corresponding sale of audio enhancement equipment conveys the right to sell commercialized recordings made with any SRS technology. SRS Labs requires that all users of the NJM2199 must enter into a license agreement directly with SRS Labs if the royalty is not included in the purchase price. SRS Labs also requires any users to comply with all rules and regulations as outlined in the SRS Trademark Usage Manual. For further information, please contact: SRS Labs, Inc. 2909 Daimler Street. Santa Ana, CA 92705 USA Tel:714-442-1070 Fax:714-852-1099 http://www.srslabs.com -1- NJM2199 ■ ABSOLUTE MAXIMUM RATING (Ta=25°C) PARAMETER SYMBOL RATINGS UNIT Supply Voltage V+ 15 V Power Dissipation PD (DIP14) (DMP14) (SSOP14) Operating Temperature Range Topr -40 to Storage Temperature Range Tstg 500 350 300 mW +85 °C -40 to +125 °C ■ELECTRICAL CHARACTERISTICS (V+=12V,Ta=25°C, VIN=-10dBV(316mVrms) unless otherwise noted) TEST CONDITION PARAMETER SYMBOL Operating Voltage V+ Operating Current Icc Reference Voltage VREF Maximum Input Voltage Channel Valance -2- VINMAX CHBAL INPUT L R OUTPUT MODE WIDTH VOLUME MIN. TYP. MAX. UNIT V - - - - - 4.7 12.0 13.0 - - - BYPASS - 2.9 5.7 8.6 - - - 3D Stereo MAX 2.9 5.7 8.6 - - - - - 5.8 6.0 6.2 VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN -VIN -VIN VIN - L R L R L R L R L R L R L R BYPASS - 10.0 (2.51) -1.5 (0.84) No Signal V+/2 f=1kHz T.H.D.=3% f=125Hz T.H.D.=3% f=125Hz T.H.D.=3% f=125Hz T.H.D.=3% f=125Hz T.H.D.=3% f=125Hz T.H.D.=3% f=1kHz L-R Output 3D Stereo 3D Stereo 3D Stereo 3D Stereo 3D Stereo 3D Stereo mA MIN - MAX - MAX - MAX -7.50 (0.42) 12.0 (3.98) 0.50 (1.08) 11.5 (3.76) 0.45 (1.05) 11.9 (3.94) -5.50 (0.53) MAX -1.0 0.0 MAX V - dBV (Vrms) 1.0 dB NJM2199 ■ELECTRICAL CHARACTERISTICS (V+=12V,Ta=25,°C unless otherwise noted) TEST CONDITION PARAMETER Output Noise SYMBOL INPUT L R 0 0 VIN - VIN L R L R L R VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN - L R L R L R L R L R VIN = High Level - - - VIN = Low Level - - - Rg=0Ω A-Weighte Rg=0Ω A-Weighte VNOISE f=1kHz Total Harmonic Distortion T.H.D Bypass Gain GBypass f=1kHz f=1kHz f=125Hz SRS Gain GSRS f=125Hz f=125Hz Mode Select Control Voltage VMODE OUTPUT 0 0 MODE WIDTH VOLUME MIN. BYPASS - - 3D Stereo MAX - BYPASS - - TYP. MAX. UNIT -110 (3.16) -90 (31.6) -95 (17.8) -85 (56.2) dB (µVrms) 0.005 0.01 % 3D Stereo MAX - 0.1 1.0 BYPASS - -1.0 0.0 1.0 MAX 9.4 11.4 13.4 MIN -1.5 0.5 2.5 MAX 6.8 8.8 10.8 - - 2.0 - V+ - - 0.0 - 0.7 3D Stereo 3D Stereo 3D Stereo dB dB V ■MODE SWITCH MODE MODE BYPASS L 3D Stereo H -3- NJM2199 ■PIN CONFIGURATION 14 13 12 11 9 10 8 1.FIL1 2.FIL2 3.FIL3 4.VOL2 5.VOL1 6.VrefIN 7.Vref 1 2 4 3 6 5 8.V+ 9.GND 10.MODE 11.ROUT 12.LOUT 13.RIN 14.LIN 7 FIL2 FIL3 VOL2 VOL1 MODE 1 2 3 4 5 10 BYPASS 14 12 LOUT 50k LIN FIL1 ■BLOCK DIAGRAM 3D-STEREO VREF BYPASS 11 ROUT 13 3D-STEREO 50k RIN 50k 50k VREF V+ -4- VREF 6 7 9 VrefIN Vref GND GND 8 V+ GND NJM2199 ■TERMINAL DESCRIPTION PIN No. SYMBOL FUNCTION EQUIVALENT CIRCUIT V+ 50 V+ VOLTAGE FIL1 Filter Input 14.33k V+/2 50 1 V+ 2 FIL2 Filte Input V+/2 1.5k V+ 3 FIL3 Filter Input V+/2 3.01k V+ 4 VOL2 WIDTH VR Input V+/2 150 -5- NJM2199 ■TERMINAL DESCRIPTION PIN No. SYMBOL FUNCTION EQUIVALENT CIRCUIT V+ 50 V+ VOLTAGE 5 VOL1 WIDTH VR Output V+/2 50 150 50k V+ VREFIN Reference Voltage Input V+/2 400 50k 6 V+ 50 V+ VREF Reference Voltage 8 V+ Power Supply V+/2 50 7 -6- V+ NJM2199 ■TERMINAL DESCRIPTION PIN No. SYMBOL 9 GND FUNCTION EQUIVALENT CIRCUIT GND VOLTAGE 0V V+ 10 MODE1 Mode Control 0V 150k 150 V+ 50 V+ ROUT Rch Output V+/2 50 11 V+ 50 V+ LOUT Lch Output V+/2 50 12 -7- NJM2199 ■TERMINAL DESCRIPTION PIN No. SYMBOL FUNCTION EQUIVALENT CIRCUIT VOLTAGE V+ 13 RIN Rch Input V+/2 50k 150 VREF V+ 14 LIN Lch Input V+/2 50k 150 VREF -8- NJM2199 ■ APPLICATION CIRCUIT Rch OUTPUT 10K V+ MODE Vref ROUT V+ LOUT GND RIN VrefIN LIN 8 9 VOL1 10 VOL2 11 FIL3 12 FIL2 13 FIL1 14 GND C6 12V 10uF/35V C7 GND 100uF/25V R1 10uF/35V GND C8 10uF/35V Lch OUTPUT C9 10uF/35V Rch INPUT C10 C11 10uF/35V Lch INPUT 3D Stereo BYPASS 1 2 3 4 5 6 7 GND Parts No. C1 C2 C3 C4 GND GND Value 0.033µF 0.01µF 0.47µF 1µF Tolerance ±5% ±5% ±5% ±20% 10uF/25V C5 1uF/50V C4 Min Max 0.33uF WIDTH VR 10KB GND C12 0.47uF C3 0.01uF C2 0.033uF C1 NJM2199 GND Parts No. C5,C6 C7,C8,C9,C10,C11 C12 R1 GND Value 100µF 10µF 0.33µF 10k Tolerance ±20% ±20% ±5% ±5% -9- NJM2199 ■TYPICAL CHARACTERISTICS NJM2199 GAIN STRUCTURE a:BYPASS Mode b:3D-Stereo Mode c:3D-Stereo Mode Vin=-10dBV Lch→ Vout=Lch Vin=-10dBV Lch→ Vout=Lch Vin=-10dBV Lch→ Vout=Rch 10 5 b Gain [dBV] 0 c -5 -10 a -15 -20 10 100 1k 10k 100k Frequency f [Hz] [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. - 10 -