NTE1458

NTE1458 Integrated Circuit Dual Audio Preamp Absolute Maximum Ratings: Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18V Supply Current, ICC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15mA Power Dissipation (TA = +75°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 270mW Operating Temperature Range, Topt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +75°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40 to +125°C Recommended Operating Condition: Parameter Supply Voltage Symbol VCC Test Conditions Min 6.0 Typ Max Unit V 13.2 17.0 Electrical Characteristics: (TA = +25°C, VCC = 13.2V, f = 1kHz, RL = 10kΩ unless otherwise specified) Parameter Quiescent Current Open Loop Voltage Gain Voltage Gain Maximum Output Voltage Total Harmonic Distortion Input Impedance Equivalent Input Noise Voltage Crosstalk Channel Balance Symbol ICC Aυo Aυ VOM THD Zin υnin RG = 2.2kΩ, NAB = 45dB, BPF (15Hz to 30kHz) υo = 1V, NAB = 45dB, RG = 2.2kΩ υo = 0.3V υi = 0 υo = 0.3V υo = 0.3V, NAB = 45dB THD = 1%, NAB = 45dB υo = 0.3V, NAB = 45dB Test Conditions Min Typ Max Unit 2.5 78 – 1.0 – 50 – – –0.5 3.3 88 45 1.6 100 1.2 –65 0 5.5 – – – – 2.0 – +0.5 mA dB ...