Datasheet LTC4311 (Analog Devices) - 4

LTC4311
TYPICAL PERFORMANCE CHARACTERISTICS (TA = 25°C, unless otherwise indicated) Boost Pull-Up Current vs Boost Pull-Up Current vs Bus Temperature Capacitance
40 60 R R V P = 4.7kΩ p = 2kΩ CC = 5.5V 35 CBUS = 1nF 50 VCC = 5.5V 30 40 25 20 30 V V CC = 3.3V CC = 3.3V 15 20 10 V V CC = 2.5V CC = 2.5V BOOST PULL-UP CURRENT (mA) BOOST PULL-UP CURRENT (mA) 10 5 V V CC = 1.8V CC = 1.8V 0 0 –40 –20 0 20 40 60 80 100 0 1000 2000 3000 4000 5000 TEMPERATURE (°C) CAPACITANCE (pF) 4311 G01 4311 G02
Supply Current vs Temperature Rise Time vs Capacitance
210 300 V V V CC = 5.5V CC = 1.8V CC = 2.5V 200 250 190 VCC = 3.3V BUS1 = BUS2 = 0V ) 200 180 VCC = 3.3V ns 170 150 Y CURRENT (μA) V 160 VCC = 2.5V CC = 5.5V RISE TIME ( 100 SUPPL 150 R 50 P = 2kΩ 140 VCC = 1.8V Measured from 0.3 • VCC to 0.7 • VCC 130 0 –40 –20 0 20 40 60 80 100 0 1000 2000 3000 4000 5000 TEMPERATURE (°C) CAPACITANCE (pF) 4311 G03 4311 G04
Bus Input Threshold Voltage vs Standby Current vs Temperature Supply Voltage
30 0.8 28 0.75 0.7 26 VCC = 5.5V 0.65 24 0.6 VCC = 3.3V 22 0.55 ANDBY CURRENT (μA) 20 ST INPUT THRESHOLD (V) 0.5 VCC = 2.5V 18 0.45 VCC = 1.8V 16 0.4 –40 –20 0 20 40 60 80 100 1 2 3 4 5 6 TEMPERATURE (°C) SUPPLY VOLTAGE (V) 4311 G05 4311 G06 4311fa 4