SOT23, Rail-to-Rail, Fixed-Gain
GainAmps/Open-Loop Op Amps
MAX4174/5, MAX4274/5, MAX4281/2/4
Typical Operating Characteristics
(V
CC
= +5V, R
L
= 100kΩ to V
CC
/ 2, small-signal V
OUT
= 100mVp-p, large-signal V
OUT
= 1Vp-p, T
A
= +25°C, unless otherwise noted.)
MAX4281/MAX4282/MAX4284
OPEN-LOOP GAIN AND PHASE
vs. FREQUENCY
160
140
120
100
80
60
40
20
0
-20
-40
MAX4174/5 toc30
SMALL-SIGNAL GAIN
vs. FREQUENCY
MAX4174/5 toc31
LARGE-SIGNAL GAIN
vs. FREQUENCY
3
2
1
GAIN (dB)
0
-1
-2
-3
-4
-5
-6
MAX4174/5 toc32
4
3
2
PHASE (degrees)
1
GAIN (dB)
0
-1
-2
-3
-4
-5
-6
1k
10k
100k
FREQUENCY (Hz)
1M
4
OPEN-LOOP GAIN (dB)
1
10
100
1k
10k
100k
1M
0
-45
-90
-135
-180
-225
-270
-315
10M
10M
1k
10k
100k
FREQUENCY (Hz)
1M
10M
FREQUENCY (Hz)
COMMON-MODE REJECTION
vs. FREQUENCY
MAX4174/5 toc33
VOLTAGE NOISE DENSITY
vs. FREQUENCY
MAX4174/5 toc34
CURRENT NOISE DENSITY
vs. FREQUENCY
MAX4174/5 toc35
0
-10
-20
-30
CMR (dB)
-40
-50
-60
-70
-80
-90
-100
100
1k
10k
100k
1M
1000
VOLTAGE NOISE DENSITY (nV/√Hz)
10
CURRENT NOISE DENSITY (fA/√Hz)
1
1
100
10
10M
1
10
100
1k
10k
100k
FREQUENCY (Hz)
FREQUENCY (Hz)
10
100
1k
10k
100k
FREQUENCY (Hz)
TOTAL HARMONIC DISTORTION
vs. FREQUENCY
MAX4174/5 toc36
MAX4282
CROSSTALK vs. FREQUENCY
MAX4174/5 toc37
MAX4284
CROSSTALK vs. FREQUENCY
THREE AMPLIFIERS DRIVEN,
ONE OUTPUT MEASURED
MAX4174/5 toc38
A
V
= 1
-10 V
OUT
= 1Vp-p
-20
-30
THD (dB)
-40
-50
-60
-70
-80
-90
-100
-110
-120
1k
10k
100k
0
-50
-55
-60
CROSSTALK (dB)
-65
-70
-75
-80
-85
-90
-95
-50
-55
CROSSTALK (dB)
-60
-65
-70
-75
1k
10k
100k
FREQUENCY (Hz)
1M
10M
1k
10k
100k
FREQUENCY (Hz)
1M
10M
1M
FREQUENCY (Hz)
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9
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
