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ManualsBrandsLinear Technology ManualsAmplifiers & ComparatorsComparator MSOP 12V/±6V
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LT1715
6
1715fa
+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
EE
(Pin 5): Negative Supply Voltage for Input Stage and
Substrate.
GND (Pin 6): Ground for Output Stage.
OUT B (Pin 7): Output of Comparator B.
OUT A (Pin 8): Output of Comparator A.
+V
S
(Pin 9): Positive Supply Voltage for Output Stage.
V
CC
(Pin 10): Positive Supply Voltage for Input Stage.
PIN FUNCTIONS
Maximum Toggle Rate
vs Load Capacitance
Propagation Delay
vs Load Capacitance
Response to 150MHz 25mV
P-P
Sine Wave Driving 10pF
OUTPUT CAPACITANCE (pF)
0
TOGGLE FREQUENCY (MHz)
250
225
200
175
150
125
100
75
50
40
1715 G16
10 20 30 503551525 45
T
A
= 25°C
V
IN
= ±50mV SINUSOID
+V
S
= V
CC
= 5V
V
EE
= GND
OUTPUT LOAD CAPACITANCE (pF)
0
PROPAGATION DELAY (ns)
30
50
1715 G17
10 20 40
8
7
6
5
4
3
T
A
= 25°C
V
STEP
= 100mV
OVERDRIVE = 20mV
+V
S
= V
CC
= 5V
V
EE
= –5V
RISING EDGE
(t
PDLH
)
FALLING EDGE
(t
PDHL
)
2.5ns/DIV
1715 G18
NA
25mV
P-P
5V
0V
20mV/DIV
1V/DIV
OUT A
FET PROBES
V
CC
= 5V
V
EE
= –5V
+V
S
= 5V
V
CM
= 0V
TYPICAL PERFORMANCE CHARACTERISTICS
Maximum Toggle Rate
vs Input Amplitude
Maximum Toggle Rate
vs Temperature
Maximum Toggle Rate
vs Supply Voltage
INPUT SINUSOID AMPLITUDE (mV)
1
0
TOGGLE FREQUENCY (MHz)
100
80
60
40
20
120
140
160
10 100
1715 G13
180
T
A
= 25°C
+V
S
= V
CC
= 5V
V
EE
= GND
C
LOAD
= 10pF
TEMPERATURE (°C)
–50
50
TOGGLE FREQUENCY (MHz)
70
110
130
150
250
190
0
50
75
1715 G14
90
210
230
170
–25
25
100
125
T
A
= 25°C
V
IN
= ±50mV SINUSOID
+V
S
= V
CC
= 5V
V
EE
= –5V
C
LOAD
= 10pF
R
LOAD
= 500Ω
+V
S
= V
CC
SUPPLY VOLTAGE (V)
2
TOGGLE FREQUENCY (MHz)
150
175
200
6
1715 G15
125
100
50
3
4
5
75
250
225
TOGGLING FROM
1V TO +V
S
– 1V
T
A
= 25°C
V
IN
= ±50mV SINUSOID
V
EE
= GND
C
LOAD
= 10pF
TOGGLING FROM
20% TO 80% OF +V
S
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