Datasheet
LT1719
5
1719fa
TYPICAL PERFORMANCE CHARACTERISTICS
Quiescent Supply Current
vs Supply Voltage
SUPPLY VOLTAGE, V
CC
= +V
S
OR V
+
(V)
2.5
V
OS
AND TRIP POINT VOLTAGE (mV)
3
2
1
0
–1
–2
–3
4.0 5.0
1719 G01
3.0 3.5
4.5 5.5 6.0
V
TRIP
+
V
OS
V
TRIP
–
25°C
V
CM
= 1V
V
EE
OR V
–
= GND
TEMPERATURE (°C)
–3
V
OS
AND TRIP POINT VOLTAGE (mV)
–1
1
3
–2
0
2
–20 20 60 100
1719 G02
140–40–60 0 40 80 120
V
TRIP
+
V
OS
V
TRIP
–
+V
S
= V
CC
or V
+
= 5V
V
CM
= 1V
V
EE
OR V
–
= GND
TEMPERATURE (°C)
–50
0
3.8
4.2
25 75
1719 G03
–0.2
–5.0
–25 0
50 100 125
–5.2
–5.4
4.0
COMMON MODE INPUT VOLTAGE (V)
+V
S
= V
CC
OR V
+
= 5V
V
EE
= –5V (LT1719S8)
V
–
= GND (LT1719S6)
DIFFERENTIAL INPUT VOLTAGE (V)
–5
–7
INPUT BIAS (μA)
–6
–4
–3
–2
1234
2
1719 G04
–5
–4 –3 –2 –1 0 5
–1
0
1
25°C
TEMPERATURE (°C)
–50
SUPPLY CURRENT (mA)
100
1339 G05
050
10
8
6
4
2
0
–2
–4
–6
–25 25 75 125
V
CC
= +V
S
OR V
+
= 5V
V
EE
= GND
I
+
(LT1719S6)
+I
S
(LT1719S8)
I
CC
(LT1719S8)
I
EE
(LT1719S8)
SUPPLY VOLTAGE, V
CC
= +V
S
OR V
+
(V)
0
SUPPLY CURRENTS (mA)
2
6
5
4
3
2
1
0
–1
–2
–3
1719 G06
173456
T
A
= 25°C
V
EE
= GND
I
+
(LT1719S6)
I
S
(LT1719S8)
I
CC
(LT1719S8)
I
EE
(LT1719S8)
TEMPERATURE (°C)
–50
PROPAGATION DELAY (ns)
7.5
25
1719 G08
6.0
5.0
–25 0 50
4.5
4.0
8.0
7.0
6.5
5.5
75 100 125
OVERDRIVE = 5mV
OVERDRIVE = 20mV
3V
5V
t
PDLH
V
CM
= 1V
V
STEP
= 100mV
C
LOAD
= 10pF
V
EE
OR V
–
= GND
+V
S
= V
CC
= V
+
3V
5V
SUPPLY VOLTAGE, +V
S
= V
CC
OR V
+
(V)
2.5
4.0
3.5
PROPAGATION DELAY (ns)
5.5
5.0
t
TPLH
t
TPLH
t
TPHL
t
TPHL
4.5
4.0 5.0
1719 G09
3.0 3.5
4.5 5.5 6.0
25°C
V
STEP
= 100mV
OVERDRIVE = 20mV
C
LOAD
= 10pF
V
EE
/V
–
= GND
V
EE
= –5V
(V
CC
, +V
S
= 5.5V
MAX
)
(LT1719S8 ONLY)
OUTPUT LOAD CAPACITANCE (pF)
0
PROPAGATION DELAY (ns)
30
50
1719 G07
10 20 40
9
8
7
6
5
4
3
2
1
0
25°C
V
STEP
= 100mV
OVERDRIVE = 20mV
+V
S
= V
CC
OR V
+
= 5V
V
EE
OR V
–
= 0V
RISING EDGE
(t
PDLH
)
FALLING EDGE
(t
PDHL
)
Propagation Delay
vs Supply Voltage
Propagation Delay
vs Temperature
Propagation Delay
vs Load Capacitance
Quiescent Supply Current
vs Temperature
Input Current
vs Differential Input Voltage
Input Offset and Trip Voltages
vs Supply Voltage
Input Offset and Trip Voltages
vs Temperature
Input Common Mode Limits
vs Temperature