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LM1290 Datasheet(PDF) 2 Page - National Semiconductor (TI) |
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LM1290 Datasheet(HTML) 2 Page - National Semiconductor (TI) |
2 / 9 page Absolute Maximum Ratings (Notes 1, 3) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage (V CC) 15V Input Voltage (V DC) Pin 1 8V Pins 3, 4, 5, 6 V CC Pin 10 1.0V < V DC < 7.5V Pin 12 10V Output Sink Current, Pin 7 130 mA Power Dissipation (P D) (Above 25˚C, derate based on θ JA and T J) 1.65W Thermal Resistance ( θ JA) 75˚C/W Junction Temperature (T J) 150˚C ESD Susceptibility (Note 5) 3.5 kV Storage Temperature −65˚C to +150˚C Lead Temperature (Soldering 10 seconds) 265˚C Operating Ratings (Note 2) Operating Temperature Range −20˚C to +80˚C Supply Voltage 10.8V ≤ V CC ≤ 13.2V Electrical Characteristics See Test Circuit ( Figure 2);T A = 25˚C; VCC = 12V; V5 = 0V unless otherwise stated. Parameter Condition Typical Limit Units (Note 6) (Note 7) Supply Current (Pin 14) Pin 3 and Pin 7 Open Circuit, 30 40 mA (max) Pin 1 = −100 µA Minimum Capture Frequency H Sync Duty Cycle = 10%; 10 22 kHz (max) Maximum Capture Frequency Pin 1 (f MIN) Open 115 110 kHz (min) H/HV SYNC Input (Pin 3) High Level 2.2 V (min) Threshold Voltage Low Level 0.8 V (max) H/HV SYNC Input (Pin 3) 26 24 % Maximum Sync Tip Duty Cycle H/HV SYNC Input (Pin 3) f H = 22 kHz 5 % Minimum Sync Tip Duty Cycle H/HV POLARITY (Pin 2) C POL = 0.1 µF; IOL = +1 µA 0.05 0.4 V (max) Low Level Output Voltage, V OL H/HV POLARITY (Pin 2) C POL = 0.1 µF; IOL = −1 µA 4.5 4 V (min) High Level Output Voltage, V OH FVC Gain 22 kHz ≤ f H ≤ 110 kHz 0.055 V/kHz VCO Gain 22 kHz ≤ f VCO ≤ 110 kHz 18.2 kHz/V Phase Detector 1 Gain H Sync Duty Cycle = 10%: µA/radian f H = 110 kHz 120 f H = 60 kHz 80 f H = 22 kHz 30 Phase Detector 1 Output Impedance 20 k Ω (Pin 12) Phase Detector 1 Leakage Current + H/HV SYNC Input Grounded 0.3 2 µA VCO Bias Current (Pin 12) Jitter f H = 110 kHz (Note 8) 0.9 ns p-p f H = 90 kHz 1.1 f H = 60 kHz 1.6 f H = 31 kHz 3.6 f H = 22 kHz 5.8 Free Run Frequency Variation I 1 = −225 µA 32 34 kHz (max) 26 25 kHz (min) H Drive Phase Control Gain V 10 = 2V to 6V (Note 11) 8.89 % T H/V (32) (˚/V) www.national.com 2 |
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