Datasheet
MAX4122–MAX4129
Single/Dual/Quad, Wide-Bandwidth, Low-Power,
Single-Supply Rail-to-Rail I/O Op Amps
_______________________________________________________________________________________ 5
60
-40
100 1k 10k 1M 10M100k 100M
MAX4322/26/29
GAIN AND PHASE vs. FREQUENCY
-20
FREQUENCY (Hz)
GAIN (dB)
0
20
40
PHASE
GAIN
A
V
= +1000
NO LOAD
PHASE (DEGREES)
180
144
72
0
-72
-144
-180
-108
-36
36
108
MAX4322/26/29-01
60
-40
100 1k 10k 1M 10M100k 100M
MAX4122/23/26/27/29
GAIN AND PHASE vs. FREQUENCY
(WITH C
LOAD
)
-20
MAX4122/29-02
FREQUENCY (Hz)
GAIN (dB)
0
20
40
PHASE
GAIN
A
V
= +1000
R
L
= ∞
C
L
= 500pF
PHASE (DEGREES)
180
144
72
0
-72
-144
-180
-108
-36
36
108
0
-100
10 100 1k 100k 1M 10M10k 100M
MAX4122/23/26/27/29
POWER-SUPPLY REJECTION
vs. FREQUENCY
-80
MAX4122/29-03
FREQUENCY (Hz)
PSR (dB)
-60
-40
-20
A
V
= +1
__________________________________________Typical Operating Characteristics
(V
CC
= +5V, V
EE
= 0V, V
CM
= V
CC
/2, T
A
= +25°C, unless otherwise noted.)
AC ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +2.7V to +6.5V, V
EE
= 0V, SHDN ≥ 2V (or open), T
A
= +25°C, unless otherwise noted.)
MAX4124/25/28 (A
V
≥ 10)
MAX4122/23/26/27/29 (A
V
= 1)
MAX4126/27/28/29
f = 1kHz
f = 1kHz
V
CC
= 3V, V
OUT
= V
CC
/2,
MAX4123/25/27
CONDITIONS
pF
500
Capacitive Load Stability
500
dB135Amp-Amp Isolation
pA/√Hz
0.4Input Noise Current Density
nV/√Hz
22Input Noise Voltage Density
pF3Input Capacitance
µs
0.2
SHDN Delay
1
UNITSMIN TYP MAXPARAMETER
Enable
Disable
60
-40
100 1k 10k 100k 1M 10M
MAX4124/25/28
GAIN AND PHASE vs. FREQUENCY
-20
MAX14122/29-04
FREQUENCY (Hz)
GAIN (dB)
PHASE (DEGREES)
0
20
40
180
144
-180
-144
-108
-72
-36
36
0
108
72
A
V
= +1000
NO LOAD
GAIN
PHASE
60
-40
100 1k 10k 1M 10M100k 100M
MAX4124/25/28
GAIN AND PHASE vs. FREQUENCY
(WITH C
LOAD
)
-20
MAX4122/29-05
FREQUENCY (Hz)
GAIN (dB)
0
20
40
PHASE
GAIN
A
V
= +1000
R
L
= ∞
C
L
= 500 pF
PHASE (DEGREES)
180
144
72
0
-72
-144
-180
-108
-36
36
108
0
-100
10 100 1k 100k 1M 10M10k 100M
MAX4124/25/28
POWER-SUPPLY REJECTION
vs. FREQUENCY
-80
MAX4122/29-06
FREQUENCY (Hz)
PSR (dB)
-60
-40
-20
A
V
= +10