NJM2192A

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
sTruBass BLOCK DIAGRAM
MODE SW
OUTL
INL
50K VREF
INR
a b c a b c
50K VREF
BASSINL
“Connect to the other surround ICs(TruSurround, SRS, etc.)” If NJM2192A is used with the other surround ICs, the low frequency signal is possible to be amplified by the other surround ICs. Then the audio stereo signal input into the BASSIN L/R, and the other surround signal input into INL/R.
12.0 11.6 11.6 11.6 6.0 11.7 (3.8) -4.3 (0.6) -2.7 (0.7) -105 (5.6) -94 (20.0)
13.0 16.6 16.6 16.6 6.2 -
V
ICC
mA
Reference Voltage Maximum Input Voltage
VREF VIM
R L R L
BYPASS
Output Noise
VNO
Rg=0Ω A-Weighted Rg=0Ω A-Weighted Gain ”L”
-
dBV
(uVrms)
0 VIN -
0 R VIN VIN VIN VIN VIN VIN L
BASS2
MAX
-
Total Harmonic Distortion
-2-
NJM2192A
sABSOLUTE MAXIMUM RATINGS (Ta=25°C)
PARAMETER Supply Voltage Power Dissipation Operating Temperature Range Storage Temperature Range SYMBOL V PD Topr Tstg
GAIN Gain Low Gain High L H NOTES Normal Position Gain +6dB
-4-
NJM2192A
sINPUT TERMINAL OPERATING INSTRUCTION
NJM2192As input equip 4 terminals INL(28pin), INR(26pin), BASSINL(27pin) and BASSINR(25pin).
MAX -
16.6 2.0 0.0
18.6 -
20.6 V
+
R V 0.7
Switch Control Voltage
VIH VIL
19,20,21pin 19,20,21pin
sMODE SWITCH FUNCTION
MODE1 BYPASS (a) BASS1 (c) BASS2 (b) L H H MODE2 L H NOTES Input Through Low Frequency Content of TruBass TruBass Mode
- 1 –A
NJM2192A
sPIN CONFIGURATION 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. FILOUT FIL1 FIL2 FIL3 FIL4 FIL5 FIL6 FIL7 PCOUT PCIN FIL8 FIL9 C1 C2 GND 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. V+ VREFOUT VREFIN GAINSW MODE2 MODE1 BASSOUT OUTR OUTL BASSINR INR BASSINL INL C3 C4
IN f=100Hz Gain “L” f=100Hz Gain “L” f=100Hz Gain “H” f=100Hz Gain “L” f=100Hz Gain “H” VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN VIN -
+
+
RATING 15 700 -40 to +85 -40 to +125
UNIT V mW °C °C
sELECTRICAL CHARACTERISTICS (V =12V,Ta=25°C,VIN=-20dBV(100mVrms), Speaker Size : Medium)
TEST CONDITION PARAMETER SYMBOL
OUTR
GAIN SW
50K VREF
a b c
BYPASS BASS2 BASS1
BASSOUT
+6dB
BASSINR
Filter ✼
( )
50K VREF
VCA
+6dB Punc the speaker size.
sSPEAKER SIZE SETTING The standard setting of speaker size is as follows.(Reference) •Large Mode : fo ≤ 80Hz •Medium Mode : 80Hz < fo ≤ 150Hz •Small Mode : 150Hz < fo ≤ 250Hz Set the speaker size by TruBass effect of your application.
“Normal Setting”
Short INL and BASSINL, INR and BASSINR at the normal TruBass mode.
Lch input
INL BASSINL
OUTL OUT
TruBass output signal
Rin input
NJM2192A
INR BASSINR
THD
f=1kHz VIN =-10dBV f=100Hz Gain “L” f=100Hz Gain “L”
BYPASS
-
-
0.005
0.01
R L
BASS1
VIN VIN VIN VIN
MAX
-
0.1
1.0
%
R L
BASS2
MAX
-
0.1
1.0
R L
BYPASS
BYPASS Gain
GVBYP
f=1kHz
The TruBass technology right incorporated in the NJM2192A are owned by SRS Labs, a U.S. Corporation and licensed to New Japan Radio Co., Ltd. TruBass is protected under U.S. and foreign patents issued and/or pending. TruBass and the , are trademarks of SRS Labs, Inc. in the United States and selected foreign countries. Neither the purchase of the NJM2192A, 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 NJM2192A 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.
OUT L
MODE
PUNCH VR
MIN.
TYP.
MAX.
UNIT
BASS Gain
GVBASS
BASS1
MAX
11.2
13.2
15.2
R L
BASS1
MIN
-18.4
-14.4
-10.4
R L
BASS1
MAX
15.7
17.7
19.7
dB
R L
BASS2
MAX
12.8
14.8
16.8
R L
BASS2
IN L R 0 0 0 0 VIN VIN VIN VIN VIN 0
OUT L
MODE BYPASS BASS1 BASS2 -
PUNCH VR MAX MAX -
MIN.
TYP.
MAX.
UNIT
Operating Voltage Supply Current