NTE1312 Integrated Circuit Vertical OSC, Amp Description: The NTE1312 is a silicon monolithic integrated circuit in a 14–Lead DIP type package designed for use in TV vertical oscillator, sync circuits. It includes a vertical oscillator, vertical trigger and comparator amplifier. Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V Vertical Sync Input Voltage, V(Sync) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3Vp–p Operating Temperature, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –50°C to +125°C Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.58W Electrical Characteristics: (TA = +25°C, VCC = 12V unless otherwise specified) Characteristics Symbol Conditions Min Typ Max Unit Circuit Current ID 9.25 12.5 15.25 mA Vertical Free Run Frequency f1 56.0 58.5 61.0 Hz Vertical Free Run Frequency (Upper Limit) f2 70.0 74.0 78.5 Hz Vertical Free Run Frequency (Lower Limit) f3 46.5 49.0 51.5 Hz Vertical Pull–in–Frequency f4 – 49.0 51.5 Hz Vertical Output Amplitude VO1 2.95 3.05 3.20 Vp–p Vertical Output Bias VO2 2.90 3.00 3.15 V Supply Voltage Characteristics (V–Oscillator) ∆f1 0.7 1.5 Hz Difference Between Frequency of VCC = 8V & 16V Block Diagram Time Constant 4 Frequency Terminal 11 V Sync 12 3 Vertical OSC VCC GND 5 6 Comparator Amp 10 Vertical OSC Output Vertical Trigger 9 Negative Feedback Input Pin Connection Diagram N.C. 1 14 N.C. N.C. 2 13 N.C. Time Constant 3 12 Vertical Sync Input Time Constant 4 11 Vertical OSC Input VCC 5 10 Vertical OSC Output GND 6 9 Negative Feedback Input N.C. 7 8 N.C. 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