LT1711 Linear Technology, LT1711 Datasheet - Page 6

• Manufacturer Part Number: LT1711
• Description: 4ns/ 150MHz Dual Comparator with Independent Input/Output Supplies
• Manufacturer: Linear Technology

PI FU CTIO S
LT1715
+IN A (Pin 1): Noninverting Input of Comparator A.
– IN A (Pin 2): Inverting Input of Comparator A.
– IN B (Pin 3): Inverting Input of Comparator B.
+IN B (Pin 4): Noninverting Input of Comparator B.
V
Substrate.
TEST CIRCUITS
6
EE
U
(Pin 5): Negative Supply Voltage for Input Stage and
V
50
CM
50k
NOTES: LT1638, LT1112, LTC203s ARE POWERED FROM 15V.
100k
1/2 LT1638
U
50
+
–
BANDWIDTH-LIMITED TRIANGLE WAVE
100k
200k PULL-DOWN PROTECTS LTC203 LOGIC INPUTS
WHEN DUT IS NOT POWERED
1/2 LT1715
+
–
~
DUT
1kHz, V
100k
V
U
CC
0.1 F
CM
1/2 LT1638
100k
7.5V
+
–
200k
0.15 F
2.4k
14
11
3
6
LTC203
LTC203
V
TRIP
16
9
1
8
Test Circuit
GND (Pin 6): Ground for Output Stage.
OUT B (Pin 7): Output of Comparator B.
OUT A (Pin 8): Output of Comparator A.
+ V
V
CC
15
10
2
7
S
(Pin 10): Positive Supply Voltage for Input Stage.
(Pin 9): Positive Supply Voltage for Output Stage.
10nF
10nF
14
11
3
6
16
1
8
9
15
10
2
7
1715 TC01
1 F
1 F
–
–
+
+
1/2 LT1112
1/2 LT1112
10k
10k
1000 V
1000 V
1000 V
1000 V
TRIP
TRIP
HYST
OS
+
–