LT1719 Linear Technology, LT1719 Datasheet - Page 4

• Manufacturer Part Number: LT1719
• Description: 4ns/ 150MHz Dual Comparator with Independent Input/Output Supplies
• Manufacturer: Linear Technology

LT1719
TYPICAL PERFORMANCE CHARACTERISTICS
4
– 2
– 3
– 4
– 5
– 6
– 7
–1
–1
–2
–3
2
1
0
3
2
1
0
9
8
7
6
5
4
3
2
1
0
2.5
– 5
0
Input Offset and Trip Voltages
vs Supply Voltage
Propagation Delay
vs Load Capacitance
Input Current
vs Differential Input Voltage
25 C
V
V
25 C
V
OVERDRIVE = 20mV
+V
V
25 C
CM
EE
STEP
EE
– 4 – 3 – 2 –1
S
3.0
DIFFERENTIAL INPUT VOLTAGE (V)
= GND
= 0V
= V
OUTPUT LOAD CAPACITANCE (pF)
= 1V
SUPPLY VOLTAGE, V
= 100mV
10
CC
3.5
= 5V
20
4.0
0
V
V
4.5
TRIP
V
TRIP
OS
30
1
CC
+
–
RISING EDGE
= + V
FALLING EDGE
5.0
2
(t
PDLH
(t
W
S
PDHL
40
3
(V)
5.5
)
1719 G04
)
1719 G01
1719 G07
4
U
6.0
50
5
8.0
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
– 1
– 2
– 3
–2
–4
–6
3
2
1
0
8
6
4
2
0
– 50
– 50
– 60
Propagation Delay
vs Temperature
Input Offset and Trip Voltages
vs Temperature
Quiescent Supply Current
vs Temperature
+V
V
V
V
V
t
V
V
PDLH
CM
EE
– 40
CC
EE
CM
STEP
S
– 25
– 25
= GND
= GND
= +V
= V
= 1V
= 1V
– 20
= 100mV
CC
S
= 5V
+V
= 5V
0
OVERDRIVE = 20mV
0
TEMPERATURE ( C)
0
TEMPERATURE ( C)
TEMPERATURE (˚C)
OVERDRIVE = 5mV
S
+V
+V
+V
= V
20
C
V
S
S
S
25
25
LOAD
EE
CC
= V
= V
= V
V
V
40
= GND
I
= 5V
TRIP
V
TRIP
S
CC
CC
CC
OS
= 10pF
50
50
= 3V
= 5V
= 3V
60
+
–
80
75
75
100
I
I
CC
EE
100
100
120
1719 G05
1719 G08
1719 G02
125
125
140
– 4.8
– 5.0
– 5.2
– 5.4
4.2
4.0
3.8
3.6
5.5
5.0
4.5
4.0
3.5
–1
–2
–3
5
4
3
2
1
0
– 50
2.5
Input Common Mode Limits
vs Temperature
Quiescent Supply Current
vs Supply Voltage
0
Propagation Delay
vs Supply Voltage
+V
V
EE
– 25
S
3.0
= – 5V
= V
1
SUPPLY VOLTAGE, V
SUPPLY VOLTAGE, +V
t
t
t
t
TPLH
TPHL
TPLH
TPHL
CC
3.5
= 5V
0
2
TEMPERATURE ( C)
(V
CC
4.0
25
, +V
3
V
EE
S
= –5V
= 5.5V
4.5
50
25 C
V
OVERDRIVE = 20mV
C
4
STEP
LOAD
CC
V
S
EE
= + V
MAX
= V
5.0
75
= 100mV
= 10pF
= GND
5
CC
)
S
(V)
(V)
100
5.5
6
1719 G03
1719 G06
1719 G09
I
I
I
CC
S
EE
125
6.0
7