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LT1720 Datasheet(PDF) 5 Page - Linear Technology

Part No. LT1720
Description  Dual/Quad, 4.5ns, Single Supply 3V/5V Comparators with Rail-to-Rail Outputs
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Maker  LINER [Linear Technology]
Homepage  http://www.linear.com
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LT1720 Datasheet(HTML) 5 Page - Linear Technology

 
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5
LT1720/LT1721
TYPICAL PERFORMANCE CHARACTERISTICS
Output High Voltage
vs Load Current
Output Low Voltage
vs Load Current
OUTPUT SINK CURRENT (mA)
0
0.3
0.4
16
1720/21 G10
0.2
0.1
4
8
12
20
0.5
125
°C
25
°C
125
°C
VCC = 2.7V
VCC = 5V
VCM = 1V
VIN = –15mV
–55
°C
OUTPUT SOURCE CURRENT (mA)
0
– 0.4
– 0.2
0.0
16
1720/21 G11
– 0.6
– 0.8
–1.0
4
8
12
20
125
°C
–55
°C
25
°C
25
°C
VCC = 2.7V
VCC = 5V
VCM = 1V
VIN = 15mV
Supply Current vs Frequency
FREQUENCY (MHz)
0
7
8
10
30
NO LOAD
1720/21 G12
6
5
10
20
40
4
3
9
25
°C
VCC = 5V
CLOAD = 20pF
LT1720
+IN A (Pin 1): Noninverting Input of Comparator A.
–IN A (Pin 2): Inverting Input of Comparator A.
–IN B (Pin 3): Inverting Input of Comparator B.
+IN B (Pin 4): Noninverting Input of Comparator B.
GND (Pin 5): Ground.
OUT B (Pin 6): Output of Comparator B.
OUT A (Pin 7): Output of Comparator A.
VCC (Pin 8): Positive Supply Voltage.
PIN FUNCTIONS
LT1721
–IN A (Pin 1): Inverting Input of Comparator A.
+IN A (Pin 2): Noninverting Input of Comparator A.
GND (Pins 3, 6): Ground.
OUT A (Pin 4): Output of Comparator A.
OUT B (Pin 5): Output of Comparator B.
+IN B (Pin 7): Noninverting Input of Comparator B.
–IN B (Pin 8): Inverting Input of Comparator B.
–IN C (Pin 9): Inverting Input of Comparator C.
+IN C (Pin 10): Noninverting Input of Comparator C.
VCC (Pins 11, 14): Positive Supply Voltage.
OUT C (Pin 12): Output of Comparator C.
OUT D (Pin 13): Output of Comparator D.
+IN D (Pin 15): Noninverting Input of Comparator D.
–IN D (Pin 16): Inverting Input of Comparator D.


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