LT1715 Ver la hoja de datos (PDF) - Linear Technology
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LT1715 Datasheet PDF : 20 Pages
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LT1715
TYPICAL PERFORMANCE CHARACTERISTICS
Maximum Toggle Rate
vs Input Amplitude
180
TA = 25°C
160 +VS = VCC = 5V
VEE = GND
140 CLOAD = 10pF
120
100
80
60
40
20
0
1
10
100
INPUT SINUSOID AMPLITUDE (mV)
1715 G13
Maximum Toggle Rate
vs Load Capacitance
250
TA = 25°C
225
VIN = ±50mV SINUSOID
+VS = VCC = 5V
200
VEE = GND
175
150
125
100
75
50
0 5 10 15 20 25 30 35 40 45 50
OUTPUT CAPACITANCE (pF)
1715 G16
Maximum Toggle Rate
vs Temperature
250
TA = 25°C
230 VIN = ±50mV SINUSOID
210
+VS = VCC = 5V
VEE = –5V
190 CLOAD = 10pF
RLOAD = 500Ω
170
150
130
110
90
70
50
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1715 G14
Maximum Toggle Rate
vs Supply Voltage
250
225
TOGGLING FROM
1V TO +VS – 1V
200
175
TOGGLING FROM
150 20% TO 80% OF +VS
125
100 TA = 25°C
VIN = ±50mV SINUSOID
75 VEE = GND
CLOAD = 10pF
50
2
3
4
5
6
+VS = VCC SUPPLY VOLTAGE (V)
1715 G15
Propagation Delay
vs Load Capacitance
Response to 150MHz 25mVP-P
Sine Wave Driving 10pF
8
TA = 25°C
VSTEP = 100mV
7
OVERDRIVE = 20mV
+VS = VCC = 5V
VEE = –5V
NA
25mVP-P
5V
20mV/DIV
6
RISING EDGE
OUT A
(tPDLH)
5
FALLING EDGE
(tPDHL)
0V
4
3
0
10
20
30
40
50
OUTPUT LOAD CAPACITANCE (pF)
1715 G17
FET PROBES
VCC = 5V
VEE = –5V
+VS = 5V
VCM = 0V
2.5ns/DIV
1V/DIV
1715 G18
PIN FUNCTIONS
+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.
VEE (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.
+VS (Pin 9): Positive Supply Voltage for Output Stage.
VCC (Pin 10): Positive Supply Voltage for Input Stage.
1715fa
6
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