LT1719 Linear Technology, LT1719 Datasheet - Page 5

• Manufacturer Part Number: LT1719
• Description: 4ns/ 150MHz Dual Comparator with Independent Input/Output Supplies
• Manufacturer: Linear Technology

TYPICAL PERFORMANCE CHARACTERISTICS
TEST CIRCUITS
100
150
0.2
0.1
(V
0.5
0.4
0.3
50
0
S
0
– 4V) (V
Shutdown Currents
vs Shutdown Voltage
Output Low Voltage
vs Load Current
– 55 C
+V
V
IN
S
= – 10mV
SUPPLY CURRENT
= 5V
OUTPUT SINK CURRENT (mA)
4
S
–3V
0V
PIN CURRENT
– 3V) (V
SHDN PIN VOLTAGE (V)
V
CC
8
SHDN
= 2.7V
125 C
S
– 2V) (V
12
25 C
PULSE
S
IN
W
– 1V)
125 C
16
1719 G13
1719 G10
50
U
V
20
S
1N5711
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0.1 F
0V
– 0.2
– 0.6
– 0.8
–1.0
– 0.4
–5V
0.0
0.1
130
400
Output High Voltage
vs Load Current
0
10
Response Time Test Circuit
1
125 C
–50
Shutdown Currents
vs Temperature
SHUTDOWN = +V
OUTPUT SOURCE CURRENT (mA)
SHUTDOWN PIN OPEN
–25
2N3866
4
750
25 C
–100mV
25
0
*V1 = –1000 • (OVERDRIVE + V
NOTE: RISING EDGE TEST SHOWN.
TEMPERATURE ( C)
8
25
S
– 55 C
FOR FALLING EDGE, REVERSE LT1719 INPUTS
– 0.5V
V1*
50
12
V
25
50k
CC
75
50
= 2.7V
+V
V
V
V
25 C
IN
CC
EE
16
S
SHUTDOWN
100 125
= 10mV
= 5V
= – 5V
CURRENT
= +V
1719 G11
V
V
PIN
2
3
+I
CC
EE
+I
S
1719 G14
S
+
–
= 5V
– V
20
S
– V
LT1719
TRIP
+V
1
4
DUT
CM
–V
CM
150
s
+
)
CM
– V
8
5
CM
700
600
100
500
400
300
200
6
0.01 F
0.01 F
7
9
8
7
6
5
4
3
2
– 50
0
Wake-Up Delay
vs Temperature
Supply Current vs Frequency
25 C
+ V
–25
S
= 5V
10
10 SCOPE PROBE
(C
1719 TC02
0
IN
TEMPERATURE ( C)
FREQUENCY (MHz)
C
10pF)
LOAD
25
20
= 20pF
50
NO LOAD
LT1719
C
75
LOAD
30
100
= 10pF
1719 G15
1719 G12
5
125
40