Datasheet

5
LT1711/LT1712
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Propagation Delay
vs Load Capacitance
Propagation Delay
vs Input Common Mode Voltage
Propagation Delay
vs Positive Supply Voltage
Positive Supply Current
vs Positive Supply Voltage
Negative Supply Current
vs Negative Supply Voltage
Positive Supply Current
vs Switching Frequency
Input Bias Current
vs Input Common Mode Voltage
Input Offset Voltage vs
Temperature
Propagation Delay vs
Temperature
TEMPERATURE (°C)
–50
INPUT OFFSET VOLTAGE (mV)
2.5
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
–2.5
0
50
75
171112 G01
–25
25
100
125
V
CM
= 2.5V
V
CM
= 5V
V
CM
= 0V
V
+
= 5V
V
–
= 0V
LOAD CAPACITANCE (pF)
0 60 100
171112 G02
20
10
9
8
7
t
PD
+
6
5
4
3
40
80 120
PROPAGATION DELAY (ns)
t
PD
–
T
A
= 25°C
V
+
= 5V
V
–
= 0V
V
CM
= 2.5V
V
OD
= 20mV
V
STEP
= 100mV
TEMPERATURE (°C)
–50
PROPAGATION DELAY (ns)
100
171112 G03
050
8
7
6
5
4
3
2
1
0
–25 25 75 125
t
PD
+
t
PD
–
V
+
= 5V
V
–
= 0V
V
CM
= 2.5V
V
OD
= 20mV
V
STEP
= 100mV
C
LOAD
= 10pF
INPUT COMMON MODE (V)
–1
PROPAGATION DELAY (ns)
5.5
2
171112 G04
4.5
01 3
3.5
3.0
6.0
5.0
4.0
456
t
PD
–
t
PD
+
T
A
= 25°C
V
+
= 5V
V
–
= 0V
V
OD
= 20mV
V
STEP
= 100mV
C
LOAD
= 10pF
2
4
6810
POSITIVE SUPPLY VOLTAGE (V)
0
PROPAGATION DELAY (ns)
5.5
171112 G05
4.0
3.0
6.0
5.0
4.5
3.5
t
PD
–
t
PD
+
T
A
= 25°C
V
–
= 0V
V
CM
= 2.5V
V
OD
= 20mV
V
STEP
= 100mV
C
LOAD
= 10pF
POSITIVE SUPPLY VOLTAGE (V)
0
POSITIVE SUPPLY CURRENT (PER COMPARATOR) (mA)
25
20
15
10
5
0
2
468
171112 G06
10 12
V
–
= –5V
∆V
IN
= 100mV
I
OUT
= 0mA
I
+
AT –55°C
I
+
AT 25°C
I
+
AT 85°C
V
–
= 0V
SWITCHING FREQUENCY (MHz)
0
POSITIVE SUPPLY CURRENT (PER COMPARATOR) (mA)
40
30
20
10
0
10 20 30 40
171112 G07
50 60
T
A
= 25°C
V
+
= 5V
V
–
= 0V
C
LOAD
= 10pF
NEGATIVE SUPPLY VOLTAGE (V)
0
14
12
10
8
6
4
2
0
–3 –5
171112 G08
–1 –2
–4 –6 –7
NEGATIVE SUPPLY CURRENT (PER COMPARATOR) (mA)
I
–
AT –55°C
I
–
AT 25°C
I
–
AT 85°C
V
+
= 5V
∆V
IN
= 100mV
I
OUT
= 0mA
INPUT COMMON MODE VOLTAGE (V)
–1
INPUT BIAS CURRENT (µA)
–2
4
10
246
171112 G09
–8
–14
–20
01
3
5
V
+
= 5V
V
–
= 0V
∆V
IN
= 0mV
I
B
AT –55°C
I
B
AT 25°C
I
B
AT 125°C
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