4181 查看數據表（PDF） - Maxim Integrated
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4181 Datasheet PDF : 24 Pages
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Single/Dual/Quad, 270MHz, 1mA, SOT23,
Current-Feedback Amplifiers with Shutdown
____________________________Typical Operating Characteristics (continued)
(VCC = +5V, VEE = -5V, TA = +25°C, unless otherwise noted.)
VOLTAGE-NOISE DENSITY
vs. FREQUENCY (INPUT REFERRED)
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
100 1k 10k 100k 1M 10M 100M 1G
FREQUENCY (Hz)
MAX4180 HARMONIC DISTORTION
vs. FREQUENCY (SINGLE SUPPLY)
-30
TOTAL VOLTAGE-NOISE DENSITY
vs. FREQUENCY (INPUT REFERRED)
45
40
VIN
35
VOUT
30
1.2kΩ
25
1.2kΩ
20
15
10
5
0
100 1k 10k 100k 1M 10M 100M 1G
FREQUENCY (Hz)
MAX4181 HARMONIC DISTORTION
vs. FREQUENCY (DUAL SUPPLIES)
-30
-40
3RD (RL = 1kΩ)
-50
2ND (RL = 150Ω)
-60 3RD (RL = 150Ω)
-70
-80
-90
0.1
2ND (RL = 1kΩ)
1
10
100
FREQUENCY (MHz)
-40
3RD (RL = 1kΩ)
-50
3RD (RL = 150Ω)
-60
-70
-80
-90
-100
0.1
2ND (RL = 150Ω)
2ND (RL = 1kΩ)
1
10
100
FREQUENCY (MHz)
TWO-TONE THIRD-ORDER INTERCEPT
vs. FREQUENCY
45
1.25
f2 = f1 + 0.1MHz
40
MAX4180
35
1.00
MAX4181
30
SUPPLY CURRENT
(OPERATING & SHUTDOWN)
vs. TEMPERATURE
MA4180 TOC21 155
SHUTDOWN SUPPLY CURRENT 140
125
SUPPLY CURRENT
110
25
20
10 15 20 25 30 35 40 45 50
FREQUENCY (MHz)
0.75
-60 -40 -20 0 20 40 60
TEMPERATURE (°C)
95
80 100
MAX4180 HARMONIC DISTORTION
vs. FREQUENCY (DUAL SUPPLIES)
-30
-40
-50
3RD (RL = 1kΩ)
3RD (RL = 150Ω)
-60
-70
-80
-90
-100
0.1
2ND (RL = 1kΩ)
2ND (RL = 150Ω)
1
10
100
FREQUENCY (MHz)
MAX4181 HARMONIC DISTORTION
vs. FREQUENCY (SINGLE SUPPLY)
-30
2ND (RL = 1kΩ)
-40
-50
3RD (RL = 1kΩ)
-60 3RD (RL = 150Ω)
-70
-80
2ND (RL = 150Ω)
-90
0.1
1
10
100
FREQUENCY (MHz)
OUTPUT VOLTAGE SWING
vs. TEMPERATURE
5
RL = 1kΩ
3
RL = 150Ω
1
-1
-3
RL = 150Ω
RL = 1kΩ
-5
-60 -40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
______________________________________________________________________________________ 11
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