LT1671 Linear Technology, LT1671 Datasheet - Page 5

• Manufacturer Part Number: LT1671
• Description: 60ns/ Low Power/ Single Supply/ Ground-Sensing Comparator
• Manufacturer: Linear Technology

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