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ML4428IS 데이터시트(PDF) 4 Page - Micro Linear Corporation |
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ML4428IS 데이터시트(HTML) 4 Page - Micro Linear Corporation |
4 / 16 page 4 ML4428 ABSOLUTE MAXIMUM RATINGS Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. Supply Voltage (pin 14) ............................................. 14V Output Current (pins 2, 3, 4, 9,10,11) ................... ±50mA Logic Inputs (pins 12, 25) ................................ –0.3 to 7V Junction Temperature ............................................ 150°C Storage Temperature Range ..................... –65°C to 150°C Lead Temperature (Soldering 10 sec.) .................... 260°C Thermal Resistance ( qJA) Plastic DIP ....................................................... 52°C/W Plastic SOIC ..................................................... 75°C/W OPERATING CONDITIONS Temperature Range Commercial ............................................... 0°C to 70°C Industrial ................................................ –40°C to 85°C VCC Voltage ..................................................... 12V ±10% ELECTRICAL CHARACTERISTICS Unless otherwise specified, TA = 0°C to 70°C, VCC = 12V, RSNS = 0.3ý, CVCO = 82nF, CIOS = 100pF, RREF = 120ký, CSNS = 5.6nF, RVCO = 10k, RINIT = 2Meg (Notes 1, 2, and 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Oscillator (VCO) Frequency vs. VPIN 20 RCVCO = 2V 0°C to 70°C 550 600 750 Hz/V –40°C to 85°C 520 600 750 Hz/V Maximum Frequency RCVCO = 6V 0°C to 70°C 1850 2150 2350 Hz –40°C to 85°C 1650 2150 2350 Hz Sampling Amplifier IRCVCO (Note 4) State A, VPH2 = VCC/3 80 116 150 µA State A, VPH2 = VCC/2 –25 0 25 µA State A, VPH2 = 2VCC/3 –150 –116 –80 µA Current Limit ISNS Trip Point 0.45 0.5 0.55 One Shot Off Time 10 13 15 µs Power Fail Detection Power Fail Trip Voltage 8.0 9.0 V Hysteresis 300 500 700 mV Logic Inputs VIH Voltage High 2 V VIL Voltage Low 0.8 V IIH Current High VIN = 2.7V –300 0 µA IIL Current Low VIN = 0.4V –400 0 µA Logic Outputs VOH Voltage High IOUT = –0.1mA 3.3 V VOL Voltage Low IOUT = 1mA 0.4 V |
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