Owner manual

MAX4174/5, MAX4274/5, MAX4281/2/4
SOT23, Rail-to-Rail, Fixed-Gain
GainAmps/Open-Loop Op Amps
_______________________________________________________________________________________ 9
1 10k 1M10010 1k 100k 10M
OPEN-LOOP GAIN AND PHASE
vs. FREQUENCY
MAX4174/5 toc30
FREQUENCY (Hz)
OPEN-LOOP GAIN (dB)
PHASE (degrees)
140
120
100
80
60
40
0
-20
-40
20
160
-45
-90
-135
-180
-225
-270
-315
0
4
-6
-5
1k 10k 100k 1M 10M
SMALL-SIGNAL GAIN
vs. FREQUENCY
-4
-3
MAX4174/5 toc31
FREQUENCY (Hz)
GAIN (dB)
-2
-1
0
1
2
3
4
-1
-2
-3
-4
-5
-6
1k 10k 100k 1M 10M
LARGE-SIGNAL GAIN
vs. FREQUENCY
0
MAX4174/5 toc32
FREQUENCY (Hz)
GAIN (dB)
1
2
3
0
-50
-60
-70
-80
-90
-100
1k 10k 100k100 1M 10M
COMMON-MODE REJECTION
vs. FREQUENCY
-40
MAX4174/5 toc33
FREQUENCY (Hz)
CMR (dB)
-30
-20
-10
0
-60
-80
-70
-90
-100
-110
-10
-20
-30
-40
-50
-120
1M1k 10k 100k
TOTAL HARMONIC DISTORTION
vs. FREQUENCY
MAX4174/5 toc36
FREQUENCY (Hz)
THD (dB)
A
V
= 1
V
OUT
= 1Vp-p
1000
100
10
10 100 1k1 10k 100k
VOLTAGE NOISE DENSITY
vs. FREQUENCY
MAX4174/5 toc34
FREQUENCY (Hz)
VOLTAGE NOISE DENSITY (nV/√Hz)
10
1
10 100 1k1 10k 100k
CURRENT NOISE DENSITY
vs. FREQUENCY
MAX4174/5 toc35
FREQUENCY (Hz)
CURRENT NOISE DENSITY (fA/√Hz)
-50
-80
-90
-85
-95
-55
-60
-65
-70
-75
1M 10M1k 10k 100k
MAX4282
CROSSTALK vs. FREQUENCY
MAX4174/5 toc37
FREQUENCY (Hz)
CROSSTALK (dB)
-50
-55
-60
-65
-70
-75
1M 10M1k 10k 100k
MAX4284
CROSSTALK vs. FREQUENCY
MAX4174/5 toc38
FREQUENCY (Hz)
CROSSTALK (dB)
THREE AMPLIFIERS DRIVEN,
ONE OUTPUT MEASURED
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