lt1719cs8-trpbf Linear Technology Corporation, lt1719cs8-trpbf Datasheet - Page 4

• Manufacturer Part Number: lt1719cs8-trpbf
• Description: 4.5ns Single/dual Supply 3v/5v Comparator With Rail-to-rail Output
• Manufacturer: Linear Technology Corporation

TYPICAL PERFORMANCE CHARACTERISTICS
LT1719
4
ELECTRICAL CHARACTERISTICS
Note 8: Because of internal hysteresis, there is no small-signal region
in which to measure gain. Proper operation of internal circuity is
ensured by measuring V
Note 9: Propagation delay measurements made with 100mV steps.
Overdrive is measured relative to V
– 2
– 3
– 4
– 5
– 6
– 7
–1
–1
–2
–3
2
1
0
3
2
1
0
2.5
– 5
Input Offset and Trip Voltages
vs Supply Voltage
Input Current
vs Differential Input Voltage
25 C
V
V
25 C
CM
EE
SUPPLY VOLTAGE, V
– 4 – 3 – 2 –1
3.0
DIFFERENTIAL INPUT VOLTAGE (V)
OR V
= 1V
–
3.5
= GND
4.0
OH
0
V
V
CC
4.5
TRIP
V
TRIP
and V
OS
= + V
1
+
–
5.0
S
2
OL
OR V
W
TRIP
3
with only 10mV of overdrive.
5.5
+
1719 G04
(V)
1719 G01
4
.
U
6.0
5
– 1
– 2
– 3
– 2
– 4
– 6
10
3
2
1
0
8
6
4
2
0
– 60
–50
Input Offset and Trip Voltages
vs Temperature
Quiescent Supply Current
vs Temperature
+V
V
V
V
V
CM
EE
CC
EE
– 40
S
–25
OR V
= GND
= +V
= V
= 1V
– 20
CC
S
–
OR V
or V
= GND
0
TEMPERATURE ( C)
0
TEMPERATURE ( C)
+
+
20
= 5V
= 5V
25
V
V
40
TRIP
V
TRIP
Note 10: t
with low values of overdrive. The LT1719 is 100% tested with a
100mV step and 20mV overdrive. Correlation tests have shown that
t
performed to guarantee that all internal bias conditions are correct.
Note 11: Propagation Delay Skew is defined as:
OS
PD
50
60
+
–
I
t
+
limits can be guaranteed with this test, if additional DC tests are
SKEW
I
I
+I
EE
(LT1719S6)
CC
80
S
75
(LT1719S8)
(LT1719S8)
(LT1719S8)
100
= |t
PD
100
PDLH
120
cannot be measured in automatic handling equipment
1719 G02
1339 G05
140
125
– t
PDHL
|
– 0.2
– 5.0
– 5.2
– 5.4
4.2
4.0
3.8
–1
–2
–3
0
6
5
4
3
2
1
0
– 50
Input Common Mode Limits
vs Temperature
Quiescent Supply Current
vs Supply Voltage
0
+V
T
V
A
EE
SUPPLY VOLTAGE, V
– 25
S
= 25 C
= GND
= V
1
CC
OR V
0
2
TEMPERATURE ( C)
V
EE
+
= –5V (LT1719S8)
25
= 5V
V
3
–
= GND (LT1719S6)
CC
50
4
= +V
I
I
EE
I
+
I
75
CC
S
S
(LT1719S6)
(LT1719S8)
5
OR V
(LT1719S8)
(LT1719S8)
100
+
6
(V)
1719 G06
1719 G03
125
7