Datasheet LTC6994-1, LTC6994-2 (Analog Devices) - 8

LTC6994-1/LTC6994-2
TYPICAL PERFORMANCE CHARACTERISTICS V+ = 3.3V, RSET = 200k and TA = 25°C unless otherwise noted. Typical VSET Distribution Supply Current vs Supply Voltage Supply Current vs Temperature
250 300 250 2 LOTS LTC6994-1 R LTC6994-1 DFN AND SOT-23 SET = 50k, IS(ACTIVE) MEASURED ÷1, ACTIVE IS(ACTIVE) MEASURED 200 1274 UNITS 250 WITH fIN = 1/(2 • tDELAY) 200 WITH fIN = 1/(2 • tDELAY) 200 R R SET = 50k, SET = 50k, ÷1, ACTIVE 150 ÷1, IDLE 150 RSET = 50k, ÷1, IDLE Y CURRENT (µA) 150 Y CURRENT (µA) RSET = 100k, ÷8, ACTIVE 100 RSET = 100k, ÷8, ACTIVE 100 NUMBER OF UNITS 100 RSET = 100k, ÷8, IDLE RSET = 100k, ÷8, IDLE 50 POWER SUPPL 50 50 POWER SUPPL R R SET = 800k, ÷512 SET = 800k, ÷512 CLOAD = 5pF CLOAD = 5pF RLOAD = ∞ RLOAD = ∞ 0 0 0 0.98 0.988 0.996 1.004 1.012 1.02 2 3 4 5 6 –50 –25 0 25 50 75 100 125 VSET (V) SUPPLY VOLTAGE (V) TEMPERATURE (°C) 699412 G19 699412 G20 699412 G21
Supply Current vs IN Pin Voltage Supply Current vs tDELAY (5V) Supply Current vs tDELAY (2.5V)
250 250 250 ACTIVE CURRENT MEASURED ACTIVE CURRENT MEASURED USING LTC6994-1 WITH USING LTC6994-1 WITH 200 5V 5V 200 fIN = 1/(2 • tDELAY) 200 fIN = 1/(2 • tDELAY) IN FALLING IN RISING ÷1 ÷8 150 150 150 3.3V 3.3V ÷1 Y CURRENT (µA) Y CURRENT (µA) Y CURRENT (µA) ÷8 IN FALLING IN RISING 100 100 100 50 50 POWER SUPPL POWER SUPPL V+ = 5V 50 POWER SUPPL V+ = 2.5V C C LOAD = 5pF LOAD = 5pF ACTIVE CLOAD = 5pF ACTIVE R R LOAD = ∞ LOAD = ∞ IDLE RLOAD = ∞ IDLE 0 0 0 0 0.2 0.4 0.6 0.8 1.0 0.001 0.01 0.1 1 10 100 0.001 0.01 0.1 1 10 100 V tDELAY (ms) tDELAY (ms) IN/V+ (V/V) 699412 G23 699412 G24 699412 G22
IN Threshold Voltage vs Supply Voltage Peak-to-Peak Jitter vs tDELAY Typical ISET Current Limit vs V+
3.5 1.2 1000 PEAK-TO-PEAK SET PIN SHORTED TO GND ÷1, 5.5V t 3.0 DELAY VARIATION 1.0 MEASURED OVER POSITIVE GOING 30s INTERVALS 800 2.5 ) 0.8 P-P 600 TAGE (V) 2.0 NEGATIVE GOING 0.6 (µA) 1.5 TER (% ÷1, 2.25V I SET 400 JIT IN PIN VOL 0.4 1.0 ÷8, 5.5V ÷512 200 0.5 0.2 ÷8, 2.25V ÷64 ÷4096 0 0 0 2 3 4 5 6 0.001 0.01 0.1 1 10 100 2 3 4 5 6 SUPPLY VOLTAGE (V) tDELAY (ms) SUPPLY VOLTAGE (V) 699412 G25 699412 G27 699412 G26 Rev. C 8 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts