NJM2150

NJM2150 SOUND ENHANCEMENT AUDIO PROCESSOR s GENERAL DESCRIPTION The NJM2150 is a sound enhancement audio processor which regenerates high definitive and nearly real clearness sound. It includes BBE ON/OFF switch and two-grade boost switches in low and high band (Low Band: 2.5 or 5.5dB,High Band: 4.5dB or 7.5dB). It is suitable for audio items such as TV, AV receiver,CD radio-cassette, speaker system, car audio, and others. s FEATURES q Operating Voltage (4.5 to 13V) q Low Operating Current (8mA typ.) q Low Output Noise (10µVrms typ. at BBE ON) q Bypass Gain (0dB typ.) q BBE ON/OFF Switch q Independent High/Low Boost two-grade Switch (Low Band:2.5 or 5.5dB, High Band:4.5 or 7.5dB) q Bipolar Technology q Package Outline DMP20, SSOP20 s PACKAGE OUTLINE NJM2150M NJM2150V s PIN CONFIGURATION 1. INPUT(A) 2. HPF(A) 3. CR1(A) 4. BPF(A) 5. CR2(A) 6. LPF(A) 7. OUTPUT(A) 8. PROCESS 9. LO CONTOUR 10. BBE 11. GND 12. V+ 13. VREF 14. OUTPUT(B) 15. LPF(B) 16. CR2(B) 17. BPF(B) 18. CR1(B) 19. HPF(B) 20. INPUT(B) s BLOCK DIAGRAM (Top View) -1- NJM2150 s ABSOLUTE MAXIMUM RATINGS(Ta=25°C) PARAMETER Supply Voltage Power Dissipation Operating Temperature Range Storage Temperature Range SYMBOL V+ PD Topr Tstg RATING 15 (DMP20) 350 (SSOP20)300 -40 to +85 -40 to +125 UNIT V mW °C °C s ELECTRICAL CHARACTERISTICS (V+=9V,Ta=25°C) PARAMETER Opeating Voltage SYMBOL TEST CONDITION V+ No Signal FUCTION BBE Boost Level Supply Current Icc Reference Voltage VREF SW Cont...