LT1671 Ver la hoja de datos (PDF) - Linear Technology
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LT1671 Datasheet PDF : 12 Pages
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LT1671
TYPICAL PERFORMANCE CHARACTERISTICS
Gain Characteristics
5.0
4.5 TA = 125°C
4.0 TA = 25°C
VS = ±5V
RL = 1M
3.5 TA = – 55°C
3.0
2.5
2.0
1.5
1.0
0.5
0
–3 –2 –1 0
1
23
DIFFERENTIAL INPUT VOLTAGE (mV)
1671 G01
Propagation Delay vs
Input Overdrive
140
VS = ±5V
120
VSTEP = 100mV
TA = 25°C
RL = 1M
100
80
FALLING EDGE (tPDHL)
60
40
20
0
RISING EDGE (tPDLH)
10
20
30
40
50
OVERDRIVE (mV)
1671 TA02
Input Offset Voltage vs
Temperature
4
VS = ±5V
3 RL = 1M
2
1
0
–1
–2
–3
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1671 G07
Propagation Delay vs
Load Capacitance
100
90
FALLING EDGE (tPDHL)
80
RISING EDGE (tPDLH)
70
VS = ±5V
60
VSTEP = 100mV
VOD = 5mV
TA = 25°C
RL = 1M
50
0
10
20
30
40
50
OUTPUT LOAD CAPACITANCE (pF)
1671 G02
Propagation Delay vs
Source Resistance
200
VS = ±5V
180 RL = 1M
VOD = 20mV
160 TA = 25°C
STEP SIZE = 800mV
400mV
140
200mV
120
100
80
STEP SIZE = 100mV
60
40
0
5
10
SOURCE RESISTANCE (kΩ)
15
1671 G05
Input Bias Current vs
Temperature
500
VS = ±5V
RL = 1M
400
300
200
VCM = –5V
100
VCM = 0V
0
–50 –25
VCM = 3.5V
0 25 50 75
TEMPERATURE (°C)
100 125
1671 G08
Propagation Delay vs
Positive Supply Voltage
90
FALLING EDGE (tPDHL)
80
RISING EDGE (tPDLH)
70
V– = –5V
60 VSTEP = 100mV
VOD = 5mV
TA = 25°C
RL = 1M
50
4.4 4.6 4.8 5.0 5.2 5.4 5.6
POSITIVE SUPPLY VOLTAGE (V)
1671 G03
Propagation Delay vs
Temperature
100
90
tPDHL
80
tPDLH
70
60
50
40
30
VS = ±5V
20 VSTEP = 100mV
10
VOD = 5mV
RL = 1M
0
–50 –25 0 25 50 75
TEMPERATURE (°C)
100 125
1671 G06
Positive Common Mode Limit vs
Temperature
6
VS = ±5V
5 RL = 1M
4
3
2
1
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1671 G09
4
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