NTE1170 Integrated Circuit Dual Preamp for Car Radio Features: D Fewer Peripheral Parts D Low Noise D 8–Lead SIP Type Package Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Maximum Supply Voltage, VCCmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18V Allowable Power Dissipation, PDmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200mW Operating Temperature Range, Topg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +75°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +125°C Recommended Operation Condition: (TA = +25°C unless otherwise specified) Recommended Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9V Load Resistance, RL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10kΩ Electrical Charactersitics: (TA = +25°C, VCC = 9V, RL = 10kΩ, Rg = 600Ω, f = 1kHz, NAB) Parameter Symbol Test Conditions Min Typ Max Unit – 4 6 mA closed looped – 35 – open looped, VO = 0.77V 76 80 – Current Dissipation ICC Voltage Gain VG Output Voltage VO THD = 1% 1.1 1.8 – V THD VO = 0.5V – 0.1 0.3 % 70K 100K – Ω – 1.25 2.0 uV –50 –65 – dB Total Harmonic Distortion Input Resistance ri Noise Voltage Converted to Input VNI Cross Talk CT Rg = 2.2kΩ dB Pin Connection Diagram (Front View) 8 Input Ch 1 7 Equalize Ch 1 6 Output Ch 1 5 GND 4 VCC 3 Output Ch 2 2 Equalize Ch 2 1 Input Ch 2 .157 (3.98) Max .835 (21.2) Max .272 (6.9) Max 1 8 .177 (4.49) Min .100 (2.54) .700 (17.78) .087 (2.2)