Datasheet

MAX4091/MAX4092/MAX4094
Single/Dual/Quad, Micropower, Single-Supply,
Rail-to-Rail Op Amps
6 _______________________________________________________________________________________
100
0
-60 140
MAXIMUM OUTPUT VOLTAGE
vs. TEMPERATURE
20
80
MAX4091 toc19
TEMPERATURE ( C)
(V
CC
- V
OUT
) (mV)
080
60
40
120
140
160
180
200
-40 -20 20 40 60 100 120
R
L
TO V
EE
V
CC
= 6V, R
L
= 1k
V
CC
= 2.7V, R
L
= 1k
V
CC
= 6V, R
L
= 100k
V
CC
= 2.7V, R
L
= 100k
1000
0.01 10 10,000
OUTPUT IMPEDANCE
vs. FREQUENCY
0.1
MAX40912 toc20
FREQUENCY (kHz)
OUTPUT IMPEDANCE ( )
1
10
100
0.1 1 100 1,000
V
CM
= V
OUT
= 2.5V
100
1
0.01 1
VOLTAGE-NOISE DENSITY
vs. FREQUENCY
10
MAX4091 toc21
FREQUENCY (kHz)
VOLTAGE-NOISE DENSITY (nV/ Hz)
0.1 10
INPUT REFERRED
5.0
0
0.01 1
CURRENT-NOISE DENSITY
vs. FREQUENCY
1.5
MAX4091 toc22
FREQUENCY (kHz)
CURRENT-NOISE DENSITY (pA/√Hz)
0.1 10
INPUT REFERRED
0.5
1.0
2.0
2.5
3.0
3.5
4.0
4.5
0.1
0.001
10 1000
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
0.01
MAX4091 toc23
FREQUENCY (Hz)
THD + N (%)
100 10,000
NO LOAD
R
L
= 10k TO GND
A
V
= 1
2V
P-P
SIGNAL
80kHz LOWPASS FILTER
0.1
0.001
4.0 4.2 4.7
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. PEAK-TO-PEAK SIGNAL AMPLITUDE
0.01
MAX4091 toc24
PEAK-TO-PEAK SIGNAL AMPLITUDE (V)
THD + N (%)
4.3 5.04.1 4.4 4.5 4.6 4.8 4.9
R
L
= 10k
R
L
= 100k
A
V
= 1
1kHz SINE
22kHz FILTER
R
L
TO GND
R
L
= 1k
R
L
= 2k
V
IN
50mV/div
SMALL-SIGNAL TRANSIENT RESPONSE
MAX4091 toc25
2µs/div
V
CC
= 5V, A
V
= 1, R
L
= 10kΩ
V
OUT
50mV/div
V
IN
50mV/div
SMALL-SIGNAL TRANSIENT RESPONSE
MAX4091 toc26
2µs/div
V
OUT
50mV/div
V
CC
= 5V, A
V
= -1, R
L
= 10kΩ
V
IN
2V/div
LARGE-SIGNAL TRANSIENT RESPONSE
MAX4091 toc27
20µs/div
V
OUT
2V/div
V
CC
= 5V, A
V
= 1, R
L
= 10kΩ
Typical Operating Characteristics (continued)
(V
CC
= 5V, V
EE
= 0, T
A
= +25°C, unless otherwise noted.)