NJM2704 Datasheet, PDF (1/11 Pages) New Japan Radio – 3D SURROUND AUDIO PROCESSOR FOR HEADPHONE

NJM2704
3D SURROUND AUDIO PROCESSOR FOR HEADPHONE
s GENERAL DESCRIPTION
The NJM2704 is a high quality 3D surround audio processor
designed for headphone applications.
It includes mode control switches for surround function and
standby function and realizes low consumption power design by
standby function.
In addition to SSOP14, ultra small and thin package FFP12
(Flip-chip Fine Package) is applied. It is suitable for portable
telephone, PDA and any portable audio applications.
s PACKAGE OUTLINE
NJM2704V
NJM2704PB1
s FEATURES
q Operating Voltage
1.8 to 6V
q Low Operating Current
0.45mA typ. (at Active mode)
0.1µA typ. (at Standby mode)
q Low Output Noise
10µV typ. (at Surround mode, VR: max.)
q Variable Surround Effect by external resistor
q Internal Mode Control Switch
q Bipolar Technology
q Package Outline
SSOP14, FFP12
s PIN CONFIGURATION
987
1. VREF
10
6 ^{2. MODE SW}
3. RIN
11
5 4. LIN
5. STANDBY SW
12
4 _{6. LOUT}
7. ROUT
123
8. NFL
9. NFR
10. V+
(FFP12)
11. DNC
12. GND
1
14
2
13
3
12
4
11
5
10
6
9
7
8
(SSOP14)
1. STANDBY SW
2. LIN
3. RIN
4. MODE SW
5. VREF
6. GND
7. NC
8. DNC
9. V+
10. NFR
11. NFL
12. ROUT
13. LOUT
14. NC
-1-