NTE1241

NTE1241 Integrated Circuit Head Coil/Meter Driver Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15V Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 550mW Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −25° to +75°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −55° to +125°C Electrical Characteristics: (TA = +25°C, VCC = 5V, f = 1kHz unless otherwise specified) Parameter Voltage Gain Output Current Inout Impedance Output Impedance Load Impedance Output Voltage Supply Current Symbol GVO IOM Zin Zout Z3−4 VOM ICC Test Conditions S1, S2, S3 = 1 S1 = 2, S3 = 1 S1, S3 = 1, S2 = 2, RL = 1kΩ, THD = 3% S1, S2 = 1, S3 = 2 S1 = 2, S3 = 2 S1, S2, S3 = 1 Pin3 to Pin4 S1, S3 = 1, THD = 10% Min Typ Max Unit dB dB µA kΩ kΩ kΩ kΩ V mA 18.0 22.5 27.0 21.5 25.5 29.5 250 5 5 12 0.75 0.6 3.2 460 22 22 17 1.2 0.8 5.0 − − − − 1.8 − 9.0 Pin Connection Diagram (Front View) 7 6 5 4 3 2 1 VCC Meter Output Meter Input GND Gain Adjust Head Input Head Output .689 (17.5) Max .126 (3.2) Max .245 (6.2) Max .197 (5.0) 1 7 .190 (4.8) .099 (2.5) .590 (15.0)