NTE1462 Integrated Circuit Audio Preamp Features: D Low Noise: VNI = 0.8μVrms (Typ.) D High Open Loop Voltage Gain: GVO = 92dB (Typ.) D Low Distortion: THD = 0.1% (Max.) at VOUT = 7Vrms, GV = 40dB, f = 1kHz Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42V Power Dissipation (note 1), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400mW Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −30° to +75°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −55° to +125°C Note 1. Derated above TA = +25°C in the proportion of 4mW/°C. Electrical Characteristics: (TA = +25°C, VCC = 35V unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Supply Current ICC VIN = 0 − 3.5 4.7 mA Voltage Gain (Open Loop) GVO VIN = −85dBm, f = 1kHz 87 92 − dB Max. Output Voltage VOM f = 1kHz, THD = 0.1% 7.0 9.0 − Vrms Equivalent Input Noise Voltage VNI RIAA Equalizer Rg = 2kΩ, f = 1kHz − 0.8 1.5 μVrms Pin Connection Diagram 7 VCC1 6 Output 5 Input Low 4 GND 3 Feedback 2 Input High 1 VCC2 .700 (17.8) Max .128 (3.2) .099 (2.5) Min .012 (0.25) 1 7 .100 (2.54) .600 (15.24) .323 (8.2) Max