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LTC6907 датащи(PDF) 7 Page - Analog Devices |
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LTC6907 датащи(HTML) 7 Page - Analog Devices |
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7 / 34 page ![]() LTC6992-1/LTC6992-2/ LTC6992-3/LTC6992-4 7 Rev. D For more information www.analog.com Frequency Error vs RSET Frequency Drift vs Supply Voltage Typical VSET Distribution VSET Drift vs ISET VSET Drift vs Supply VSET vs Temperature RSET (k) 50 –3 0 1 2 3 200 400 800 –1 –2 100 6992 G04 3 PARTS GUARANTEED MAX OVER TEMPERATURE GUARANTEED MIN OVER TEMPERATURE SUPPLY VOLTAGE (V) 2 –0.5 0 0.2 0.1 0.3 0.4 0.5 4 5 6 –0.2 –0.1 –0.3 –0.4 3 6992 G05 REFERENCED TO V+ = 4.5V RSET = 50k RSET = 200k RSET = 800k VSET (V) 0.98 0 100 50 150 200 250 0.996 1.004 1.012 1.02 0.988 6992 G06 2 LOTS DFN AND SOT-23 1274 UNITS ISET (µA) 0 –1.0 0 0.4 0.2 0.6 0.8 1.0 10 15 20 –0.4 –0.2 –0.6 –0.8 5 6992 G07 REFERENCED TO ISET = 10µA SUPPLY (V) 2 –1.0 0 0.4 0.2 0.6 0.8 1.0 4 5 6 –0.4 –0.2 –0.6 –0.8 3 6992 G08 REFERENCED TO V+ = 4V TEMPERATURE (°C) –50 0.980 1.000 1.010 1.005 1.015 1.020 0 25 50 100 125 0.995 0.990 0.985 –25 75 6992 G09 3 PARTS NDIV = 1 Duty Cycle Error vs RSET NDIV = 1 Duty Cycle Error vs RSET NDIV = 1 Duty Cycle Error vs RSET RSET (k) 50 –5 0 3 2 1 4 5 100 400 800 –1 –2 –3 –4 200 6992 G10 VMOD/VSET = 0.2 (12.5%) DIVCODE = 0 3 PARTS RSET (k) 50 –5 0 3 2 1 4 5 100 400 800 –1 –2 –3 –4 200 6992 G11 VMOD/VSET = 0.5 (50%) DIVCODE = 0 3 PARTS RSET (k) 50 –5 0 3 2 1 4 5 100 400 800 –1 –2 –3 –4 200 6992 G12 VMOD/VSET = 0.8 (87.5%) DIVCODE = 0 3 PARTS TYPICAL PERFORMANCE CHARACTERISTICS V+ = 3.3V, R SET = 200k, and TA = 25°C, unless otherwise noted. |
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