NTE1459 Integrated Circuit Low Noise, Equalizier Amp Features: D High Open Loop Gain, Low Distortion D High S/N Because of High Gain at 1st Stage D Excellent Characteristics for Supply Voltage and Temperature Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15V Power Dissipation (TA ≤ 80°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100mW Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20° to +80°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +125°C Recommended Operating Characteristics: (TA = +25°C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9V Load Resistance, RL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10kΩ Electrical Characteristics: (TA = +25°C, VCC = 9V, RL = 10kΩ, f = 1kHz unless otherwise specified) Parameter Symbol Dissipation Current ICC Voltage Gain VG Output Voltage Total Harmonic Distortion Input Resistance Noise Voltage Converted to Input VO THD Test Conditions Min Typ Max Unit − 1.2 2.3 mA Open Loop 75 79 − dB Closed Loop 43 45 47 dB THD = 1.0% 1.0 1.5 − V − 0.1 − % − 120 − kΩ − 1 2 μV VO = 0.5V ri VNI Rg = 2.2kΩ, NAB Pin Connection Diagram 8 VCC 7 Output 6 Bypass 5 GND 4 Equalization 3 Input 2 Feedback 1 Filter Capacitor .118 (3.0) .862 (21.89) .053 (1.35) .059 (1.5) .177 (4.5) 1 8 .110 (2.8) .100 (2.54) .082 (2.1)