NTE1400 Integrated Circuit FM Limiter Circuit Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage (V12–4), VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.6V Supply Current, ICC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30mA Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 490mW Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +150°C Electrical Characteristics: (VCC = V12–4 = 12V, TA = +25°C unless otherwise specified) Parameter Total Circuit Current Output Amplitude Voltge Gain for Reference Wave 2nd Harmonics Attenuation DC Current Gain (T30) Symbol Test Conditions I12 Min Typ Max Unit 15 25 30 mA V14 = 0 to 6.3V 1.0 1.2 – V f = 4MHz, Vi = 0.14mVP–P 1.0 – – VP–P Vo(f)/VO(2f) f = 4MHz, Vi = 100mVP–P 40 – – dB V12 = 9V, f = 6MHz, Vi = 10mVP–P 40 – – dB f = 4MHz, Vi = 1.0VP–P 40 – – dB f = 4MHz, Vi = 100mVP–P, TA = +70°C – 41 – dB f = 4MHz, Vi = 100mVP–P, TA = –20°C – 48 – dB V7–4 = 5V, V6–4 = 0.7V, I5 = –1mA 40 – 200 V8(P–P) GV hFE(T30) Pin Connection Diagram Feedback Cap 1 14 Input 13 Voltage Stabilizer Bias 2 Balance 3 12 VCC GND 4 11 Feedback N.C. 5 10 Diode Limiter N.C. 6 9 Voltage Stabilizer N.C. 7 8 Output 14 8 1 7 .300 (7.62) .785 (19.95) Max .200 (5.08) Max .100 (2.45) .600 (15.24) .099 (2.5) Min