MAX4180–MAX4187
Single/Dual/Quad, 270MHz, 1mA, SOT23,
Current-Feedback Amplifiers with Shutdown
______________________________________________________________________________________ 11
Typical Operating Characteristics (continued)
(V
CC
= +5V, V
EE
= -5V, T
A
= +25°C, unless otherwise noted.)
-30
-100
0.1 1 100
MAX4180 HARMONIC DISTORTION
vs. FREQUENCY (DUAL SUPPLIES)
-80
-90
-60
-70
-40
-50
MAX4180 TOC16
FREQUENCY (MHz)
DISTORTION (dBc)
10
3RD (R
L
= 1kΩ)
2ND (R
L
= 1kΩ)
2ND (R
L
= 150Ω)
3RD (R
L
= 150Ω)
3.4
3.2
2.8
2.4
2.0
1.6
1.4
100 1M1k 10k 100k 10M 100M 1G
VOLTAGE-NOISE DENSITY
vs. FREQUENCY (INPUT REFERRED)
1.8
MAX4180 TOC14
FREQUENCY (Hz)
2.2
2.6
3.0
VOLTAGE-NOISE DENSITY (nV/√Hz)
45
35
25
15
5
0
100 1M1k 10k 100k 10M 100M 1G
TOTAL VOLTAGE-NOISE DENSITY
vs. FREQUENCY (INPUT REFERRED)
10
MAX4180 TOC15
FREQUENCY (Hz)
20
30
40
1.2kΩ
1.2kΩ
V
IN
V
OUT
VOLTAGE-NOISE DENSITY (nV/√Hz)
-30
0.1 1 100
MAX4181 HARMONIC DISTORTION
vs. FREQUENCY (DUAL SUPPLIES)
-80
-100
-90
-60
-70
-40
-50
MAX4180 TOC18
FREQUENCY (MHz)
DISTORTION (dBc)
10
2ND (R
L
= 150Ω)
2ND (R
L
= 1kΩ)
3RD (R
L
= 150Ω)
3RD (R
L
= 1kΩ)
-30
0.1 1 100
MAX4180 HARMONIC DISTORTION
vs. FREQUENCY (SINGLE SUPPLY)
-80
-90
-60
-70
-40
-50
MAX4180 TOC17
FREQUENCY (MHz)
DISTORTION (dBc)
10
2ND (R
L
= 150Ω)
2ND (R
L
= 1kΩ)
3RD (R
L
= 150Ω)
3RD (R
L
= 1kΩ)
-30
0.1 1 100
MAX4181 HARMONIC DISTORTION
vs. FREQUENCY (SINGLE SUPPLY)
-80
-90
-60
-70
-40
-50
MAX4180 TOC19
FREQUENCY (MHz)
DISTORTION (dBc)
10
2ND (R
L
= 1kΩ)
3RD (R
L
= 150Ω)
3RD (R
L
= 1kΩ)
2ND (R
L
= 150Ω)
0.75
1.00
1.25
95
125
155
140
110
-60 -20 0-40 20 40 60 80 100
SUPPLY CURRENT
(OPERATING & SHUTDOWN)
vs. TEMPERATURE
MA4180 TOC21
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
SHUTDOWN SUPPLY CURRENT (µA)
SHUTDOWN SUPPLY CURRENT
SUPPLY CURRENT
20
25
35
30
40
45
10 20 2515 30 35 40 45 50
TWO-TONE THIRD-ORDER INTERCEPT
vs. FREQUENCY
MAX4180 TOC20
FREQUENCY (MHz)
THIRD-ORDER INTERCEPT (dBm)
MAX4181
MAX4180
f
2
= f
1
+ 0.1MHz
-5
-3
5
3
1
-1
-60 -20 0-40 20 40 60 80 100
OUTPUT VOLTAGE SWING
vs. TEMPERATURE
MA4180 TOC22
TEMPERATURE (°C)
OUTPUT SWING (V)
R
L
= 150Ω
R
L
= 150Ω
R
L
= 1kΩ
R
L
= 1kΩ