Datasheet

5
LT1671
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
TEMPERATURE (°C)
–50
INPUT VOLTAGE (V)
1
0
–1
–2
–3
–4
–5
–6
0
50
75
1671 G10
–25
25
100
125
R
L
= 1M
V
S
= SINGLE 5V SUPPLY
V
S
= ±5V
Negative Common Mode Limit vs
Temperature
OUTPUT SINK CURRENT (mA)
0
VOLTAGE (V)
12
1671 G11
48
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
2 6 10 14
V
S
= ±5V
V
IN
= 30mV
T
A
= 25°C
T
A
= 125°C
T
A
= –55°C
OUTPUT SOURCE CURRENT (mA)
0
OUTPUT VOLTAGE (V)
12
1671 G12
48
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
2 6 10 14
V
S
= ±5V
V
IN
= –30mV
T
A
= 25°C
T
A
= 125°C
T
A
= –55°C
Output High Voltage (V
OH
) vs
Output Source Current
Output Low Voltage (V
OL
) vs
Output Sink Current
SUPPLY VOLTAGE (V)
CURRENT (mA)
1671 G13
0.6
0.5
0.4
0.3
0.2
0.1
0
0
2
4
5
13
6
7
8
T
A
= 125°C T
A
= –55°C
T
A
= 25°C
V
–
= 0V
V
IN
= –60mV
I
OUT
= 0
Positive Supply Current vs
V
+
Supply Voltage
Response to 15MHz
±10mV Sine Wave
0V
3V
Q OUT
1V/DIV
+IN
20mV
P-P
10mV/DIV
50ns/DIV
1671 G17
SWITCHING FREQUENCY (MHz)
0.1
CURRENT (mA)
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
110
1671 G14
T
A
= 25
°
C
T
A
= 125
°
C
T
A
= –55
°
C
V
S
=
±
5V
V
STEP
=
±
50mV
I
OUT
= 0
Positive Supply Current vs
Switching Frequency
NEGATIVE SUPPLY VOLTAGE (V)
–8
CURRENT (µA)
100
90
80
70
60
50
–5 –3 0
1671 G15
–7 –6
–4
–2 –1
T
A
= 25°C
T
A
= 125°C
T
A
= –55°C
V
+
= 5V
V
IN
= –60mV
I
OUT
= 0
Negative Supply Current vs
V
–
Supply Voltage
TEMPERATURE (°C)
–50
CURRENT (µA)
1.0
0.8
0.6
0.4
0.2
0
0
50
75
1671 G16
–25
25
100
125
V
S
= ±5V
Latch Pin Current vs Temperature