NTE2000

NTE2000 Integrated Circuit Dolby B Type Noise Reduction System Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V Total Power Dissipation, PT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600mW Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20° to +70°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −55° to +125°C Electrical Characteristics: (VCC = 12V, f = 20Hz to 20kHz, TA = +25°C, unless otherwise specified) Parameter Operating Voltage Supply Current Voltage Gain Total Harmonic Distortion Output Voltage Signal−to−Noise Ratio Back to Back Frquency Response Crosstalk Output Resistance Symbol Vopr ICC GV THD VO(Max) S/N BB CT RRR Rout f = 1kHz ( ∼ 5, 15 ∼ 12) (2 ) (5 ∼ 8, 12 ∼ 9) f = 1kHz 0dB 8, 9 f = 1kHz, THD ≤ 1.0%, RL = 1kΩ 8, 9 Rg = 3.3kΩ Encode 2, 15 Decode f = 20Hz to 20kHz f = 1kHz f = 100/120Hz Test Conditions Min 10 − ±18.5 − − 2.5 73 − −1.5 − − − − − Typ − 20 20 0 0.08 3.1 80 90 0 63 40 10 10 2.7 Max 15 30 21.5 − 0.3 − 0 − +1.5 − − − − − Unit V mA dB % Vrms dB dB dB dB Ω Ω kΩ Pin Connection Diagram VCC Bias Supply Input Rectifier Switch Dolby® ON/OFF Sw Emphasis/ De−Emphasis Switch To Rectifier Input Stage Bypass Output 17 1 2 3 4 5 6 7 8 16 Bias Bypass 15 Input 14 Rectifier Output 13 Dolby® ON/OFF Sw 12 Emphasis/ De−Emphasis Switch 11 To Rectifier Input 10 Stage Bypass 9 Output GND 18 1.007 (25.5) Max .964 (24.4) 18 8 9 1 16 17 .291 (7.4) Max .248 (6.3) .252 (6.4) .200 (5.08) 15° .188 (4.77) .020 (.508) .051 (1.29) .100 (2.54) Typ .009 (0.22)