Datasheet LTC1841, LTC1842, LTC1843 (Analog Devices) - 4
| Manufacturer | Analog Devices |
| Description | Ultralow Power Dual Comparators with Reference |
| Pages / Page | 12 / 4 — TYPICAL PERFORMANCE CHARACTERISTICS. Comparator Response Time vs. Input … |
| File Format / Size | PDF / 232 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. Comparator Response Time vs. Input Overdrive, with RPULL-UP = 5k
Model Line for this Datasheet
- LTC1841CS8#PBF LTC1841CS8#PBF LTC1841CS8#TRPBF LTC1841CS8#TRPBF LTC1841IS8#PBF LTC1841IS8#PBF LTC1841IS8#TRPBF LTC1841IS8#TRPBF
Text Version of Document
LTC1841/LTC1842/LTC1843
W U TYPICAL PERFORMANCE CHARACTERISTICS Comparator Response Time vs Comparator Response Time vs Input Overdrive, with RPULL-UP = 5k Input Overdrive, with RPULL-UP = 5k
5 5 TA = 25°C TA = 25°C 4 100mV 10mV 4 100mV 50mV 3 3 20mV 50mV 20mV 2 2 10mV 1 1 OUTPUT VOLTAGE (V) OUTPUT VOLTAGE (V) 0 0 0 100 100 0 INPUT VOLTAGE (mV) INPUT VOLTAGE (mV) –1 0 2 4 6 8 10 –1 0 2 4 6 8 10 12 14 16 18 RESPONSE TIME (µs) RESPONSE TIME (µs) 1440/1/2/3 G01 1440/1/2/3 G02
Comparator Response Time vs Comparator Short-Circuit Sink Load Capacitance with 100mV Current vs Supply Voltage Input Overdrive
200 12 T 180 A = 25°C 160 10 tPHL 140 µs) OUT CONNECTED TO V+ 120 8 100 80 6 tPLH SINK CURRENT (mA) 60 RESPONSE TIME ( 40 4 20 0 2 0 1 2 3 4 5 6 7 8 9 10 0 20 40 60 80 100 SUPPLY VOLTAGE (V) LOAD CAPACITANCE (nF) 1440/1/2/3 G03 1440/1/2/3 G04
Comparator Response Time at Comparator Output Voltage Low Low Supply Voltage vs Load Current
10000 2.5 TA = 25°C 2.0 1000 V+ = 3V µs) V+ = 2V 20mV OVERDRIVE 1.5 V+ = 5V 100 1.0 RESPONSE TIME ( 10 100mV OVERDRIVE OUTPUT VOLTAGE HIGH (V) 0.5 1 0 1.0 1.1 1.2 1.3 1.4 1.5 1.6 0 10 20 30 40 50 60 70 80 SUPPLY VOLTAGE (V) LOAD CURRENT (mA) 1440/1/2/3 G05 1440/1/2/3 G06 4
W U TYPICAL PERFORMANCE CHARACTERISTICS Comparator Response Time vs Comparator Response Time vs Input Overdrive, with RPULL-UP = 5k Input Overdrive, with RPULL-UP = 5k
5 5 TA = 25°C TA = 25°C 4 100mV 10mV 4 100mV 50mV 3 3 20mV 50mV 20mV 2 2 10mV 1 1 OUTPUT VOLTAGE (V) OUTPUT VOLTAGE (V) 0 0 0 100 100 0 INPUT VOLTAGE (mV) INPUT VOLTAGE (mV) –1 0 2 4 6 8 10 –1 0 2 4 6 8 10 12 14 16 18 RESPONSE TIME (µs) RESPONSE TIME (µs) 1440/1/2/3 G01 1440/1/2/3 G02
Comparator Response Time vs Comparator Short-Circuit Sink Load Capacitance with 100mV Current vs Supply Voltage Input Overdrive
200 12 T 180 A = 25°C 160 10 tPHL 140 µs) OUT CONNECTED TO V+ 120 8 100 80 6 tPLH SINK CURRENT (mA) 60 RESPONSE TIME ( 40 4 20 0 2 0 1 2 3 4 5 6 7 8 9 10 0 20 40 60 80 100 SUPPLY VOLTAGE (V) LOAD CAPACITANCE (nF) 1440/1/2/3 G03 1440/1/2/3 G04
Comparator Response Time at Comparator Output Voltage Low Low Supply Voltage vs Load Current
10000 2.5 TA = 25°C 2.0 1000 V+ = 3V µs) V+ = 2V 20mV OVERDRIVE 1.5 V+ = 5V 100 1.0 RESPONSE TIME ( 10 100mV OVERDRIVE OUTPUT VOLTAGE HIGH (V) 0.5 1 0 1.0 1.1 1.2 1.3 1.4 1.5 1.6 0 10 20 30 40 50 60 70 80 SUPPLY VOLTAGE (V) LOAD CURRENT (mA) 1440/1/2/3 G05 1440/1/2/3 G06 4
