EL5485C, EL5486C - Preliminary
Quad 4ns High Speed Comparators
Typical Performance Curves
Output Low Voltage vs Temperature
Supply Current vs Temperature
(per comparator)
0.285
0.275
0.265
0.255
0.245
0.235
12
11
10
9
I +
S
8
I -
S
7
6
-50
-30
-10
10
30
50
70
90
-50
-30
-10
10
30
50
70
90
50
2
Temperature (°C)
Temperature (°C)
Propagation Delay vs Supply Voltage
Digital Supply Current vs Switching Frequency
(per comparator)
6.8
6.6
6.4
6.2
6
25
20
15
10
5
V
V
=V +
V =±5V
S
T =25°C
SD
S
=50mV
OD
A
R =2.2k
L
V
SD
=5V
T
-
PD
V
SD
=3V
5.8
5.6
T
PD
+
0
4
4.2 4.4 4.6 4.8
5
5.2 5.4 5.6 5.8
6
0
10
20
30
40
±V (V)
Frequency (MHz)
S
Propagation Delay vs Overdrive
=1V
Propagation Delay vs Overdrive
V
V
=3V
IN
STEP
IN
STEP
6.1
6
8
7.5
7
V =±5V
V =±5V
S
S
V
=5V
V =5V
SD
SD
R =2.2k
L
R =2.2k
L
5.9
5.8
5.7
5.6
5.5
5.4
5.3
5.2
T
-
PD
T
-
PD
6.5
6
T
+
PD
T
PD
+
5.5
5
50 100 150 200 250 300 350 400 450 500 550 600
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
V
OD
(mV)
V
OD
(mV)
4
ELANTEC [ ELANTEC SEMICONDUCTOR ]
