Datasheet LTC4308 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | Low Voltage, Level Shifting Hot Swappable 2-Wire Bus Buffer with Stuck Bus Recovery |
| 页数 / 页 | 16 / 5 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VCC = 3.3V, unless … |
| 文件格式/大小 | PDF / 172 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VCC = 3.3V, unless otherwise indicated. ICC Enabled Current
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LTC4308
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VCC = 3.3V, unless otherwise indicated. ICC Enabled Current ISD Disabled Current vs Temperature vs Temperature
8.0 1000 7.5 950 VCC = 5.5V 7.0 900 6.5 850 VCC = 3.3V 6.0 800 VCC = 2.3V 5.5 750 ENABLED CURRENT (mA) DISABLE CURRENT (μA) 5.0 700 I CC I SD 4.5 650 4.0 600 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 TEMPERATURE (°C) TEMPERATURE (°C) 4308 G01 4308 G02
Input-Output High to Low Propagation Delay Boost Pull-Up Current vs Temperature vs Temperature
140 24 CIN = COUT = 50pF CIN = 50pF, COUT = 1nF RPULLUPIN = RPULLUPOUT = 2.7k RPULLUPIN = RPULLUPOUT = 2.7k 20 120 (mA) 16 VCC = 5.5V 100 VCC = 5.5V 12 80 V V CC = 2.3V 8 CC = 3.3V PROPAGATION DELAY (ns) 60 VCC = 3.3V BOOST PULL-UP CURRENT 4 VCC = 2.3V 40 0 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 TEMPERATURE (°C) TEMPERATURE (°C) 4308 G03 4308 G04
Input-Output High to Low Propagation Delay vs Output Input-Output Offset Voltage Output-Input Offset Voltage Capacitance vs Pull-Up Resistance vs Pull-Up Resistance
140 –196 304 CIN = 50pF RPULLUPIN = 2.7k 125 RPULLUPOUT = 2.7k –198 302 (ns) 110 VCC = 5.5V –200 300 95 VCC = 2.3V –202 298 80 OFFSET VOLTAGE (mV) OFFSET VOLTAGE (mV) PROPAGATION DELAY VCC = 3.3V 296 65 –204 VPULLUPIN = 1.8V VPULLUPOUT = VCC 50 –206 294 0 200 400 600 800 1000 0 2 4 6 8 10 0 2 4 6 8 10 OUTPUT CAPACITANCE (pF) INPUT BUS PULL-UP RESISTANCE (k) OUTPUT BUS PULL-UP RESISTANCE (k) 4308 G05 4308 G06 4308 G07 4308f 5
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VCC = 3.3V, unless otherwise indicated. ICC Enabled Current ISD Disabled Current vs Temperature vs Temperature
8.0 1000 7.5 950 VCC = 5.5V 7.0 900 6.5 850 VCC = 3.3V 6.0 800 VCC = 2.3V 5.5 750 ENABLED CURRENT (mA) DISABLE CURRENT (μA) 5.0 700 I CC I SD 4.5 650 4.0 600 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 TEMPERATURE (°C) TEMPERATURE (°C) 4308 G01 4308 G02
Input-Output High to Low Propagation Delay Boost Pull-Up Current vs Temperature vs Temperature
140 24 CIN = COUT = 50pF CIN = 50pF, COUT = 1nF RPULLUPIN = RPULLUPOUT = 2.7k RPULLUPIN = RPULLUPOUT = 2.7k 20 120 (mA) 16 VCC = 5.5V 100 VCC = 5.5V 12 80 V V CC = 2.3V 8 CC = 3.3V PROPAGATION DELAY (ns) 60 VCC = 3.3V BOOST PULL-UP CURRENT 4 VCC = 2.3V 40 0 –50 –25 0 25 50 75 100 –50 –25 0 25 50 75 100 TEMPERATURE (°C) TEMPERATURE (°C) 4308 G03 4308 G04
Input-Output High to Low Propagation Delay vs Output Input-Output Offset Voltage Output-Input Offset Voltage Capacitance vs Pull-Up Resistance vs Pull-Up Resistance
140 –196 304 CIN = 50pF RPULLUPIN = 2.7k 125 RPULLUPOUT = 2.7k –198 302 (ns) 110 VCC = 5.5V –200 300 95 VCC = 2.3V –202 298 80 OFFSET VOLTAGE (mV) OFFSET VOLTAGE (mV) PROPAGATION DELAY VCC = 3.3V 296 65 –204 VPULLUPIN = 1.8V VPULLUPOUT = VCC 50 –206 294 0 200 400 600 800 1000 0 2 4 6 8 10 0 2 4 6 8 10 OUTPUT CAPACITANCE (pF) INPUT BUS PULL-UP RESISTANCE (k) OUTPUT BUS PULL-UP RESISTANCE (k) 4308 G05 4308 G06 4308 G07 4308f 5