Datasheet LTC6990 (Analog Devices) - 6

LTC6990
TYPICAL PERFORMANCE CHARACTERISTICS V+ = 3V, unless otherwise noted. Typical VSET Distribution Supply Current vs Supply Voltage Supply Current vs Temperature
300 250 250 TA = 25°C TA = 25°C R 2 LOTS SET = 50k, ÷1 5.5V, RSET = 50k, ÷1 250 DFN AND SOT-23 1416 UNITS 200 RSET = 50k, ÷2 200 200 150 2.25V, RSET = 50k, ÷1 R 150 SET = 50k, ÷128 150 Y CURRENT (µA) Y CURRENT (µA) 5.5V, RSET = 50k, ÷128 100 100 NUMBER OF UNITS 100 5.5V, R R SET = 800k, ÷1 SET = 800k, ÷1 50 50 50 POWER SUPPL RSET = 800k, ÷128 POWER SUPPL 2.25V, RSET = 800k, ÷128 0 0 0 0.986 0.994 1.002 1.010 1.018 2 3 4 5 6 –50 –25 0 25 50 75 100 125 VSET (V) SUPPLY VOLTAGE (V) TEMPERATURE (°C) 6990 G07 6990 G05 6990 G09
Supply Current vs Frequency, 5V Supply Current vs Frequency, 2.5V Supply Current vs OE Pin Voltage
400 400 200 RECOMMENDED RANGE RECOMMENDED RANGE TA = 25°C 350 EXTENDED RANGE 350 EXTENDED RANGE RSET = 800k 5V, OE RISING 175 DIVCODE = 7 300 300 ÷2 150 5V, OE FALLING 250 250 ÷1 3.3V, OE FALLING 3.3V, Y CURRNET (µA) 200 Y CURRNET (µA) 200 ÷2 Y CURRENT (µA) 125 OE RISING 150 ÷128 150 ÷1 100 ÷128 100 100 POWER SUPPL POWER SUPPL POWER SUPPL 75 50 V+ = 5V 50 V+ = 2.5V TA = 25°C TA = 25°C 0 0 50 0.1 1 10 100 1000 10000 0.1 1 10 100 1000 10000 0 20 40 60 80 100 FREQUENCY (kHz) FREQUENCY (kHz) VOE/V+ (%) 6990 G10 6990 G11 6990 G12
OE Threshold Voltage Output Resistance Peak-to-Peak Jitter vs Frequency vs Supply Voltage vs Supply Voltage
0.50 3.5 50 TA = 25°C TA = 25°C TA = 25°C 0.45 V+ = 5V 45 3.0 PEAK-TO-PEAK PERIOD 0.40 POSITIVE-GOING DEVIATION MEASURED ÷1 40 OVER 30sec INTERVALS 2.5 0.35 35 ) OUTPUT SOURCING CURRENT P-P 0.30 ANCE (Ω) 30 TAGE (V) 2.0 NEGATIVE-GOING 0.25 25 TER (% ÷2 1.5 JIT 0.20 20 0.15 ÷4 OE PIN VOL 1.0 15 OUTPUT SINKING CURRENT OUTPUT RESIST 0.10 10 0.5 0.05 ÷128 5 0 0 0 0.1 1 10 100 1000 2 3 4 5 6 2 3 4 5 6 FREQUENCY (kHz) SUPPLY VOLTAGE (V) SUPPLY VOLTAGE (V) 6990 G13 6990 G14 6990 G15 6990fc 6 For more information www.linear.com/LTC6990 Document Outline Features Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Related Parts