Datasheet

MAX4091/MAX4092/MAX4094
Single/Dual/Quad, Micropower, Single-Supply,
Rail-to-Rail Op Amps
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= 2.7V to 6V, V
EE
= GND, V
CM
= 0, V
OUT
= V
CC
/2, T
A
= +25°C.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Input-Noise Voltage Density e
N
f = 10kHz 12 nV/√Hz
Input-Noise Current Density f = 10kHz 1.5 pA/√Hz
Noise Voltage
(0.1Hz to 10Hz)
16 µV
RMS
Total Harmonic Distortion
Plus Noise
THD + N
f = 1kHz, R
L
= 10kΩ, C
L
= 15pF,
A
V
= 1, V
OUT
= 2V
P-P
0.003 %
Capacitive-Load Stability C
LOAD
A
V
= 1 2000 pF
Settling Time t
S
To 0.1%, 2V step 12 µs
Power-On Time t
ON
V
CC
= 0 to 3V step, V
IN
= V
CC
/2,
A
V
= 1
2µs
Op-Amp Isolation f = 1kHz (MAX4092/MAX4094) 125 dB
ELECTRICAL CHARACTERISTICS
(V
CC
= 2.7V to 6V, V
EE
= GND, V
CM
= 0, V
OUT
= V
CC
/2, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values specified at
T
A
= +25°C.) (Note 2)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
DC CHARACTERISTICS
Supply Voltage Range V
CC
Inferred from PSRR test 2.7 6.0 V
V
CC
= 2.7V 200
Supply Current I
CC
V
CM
= V
CC
/2
V
CC
= 5V 225
µA
Input Offset Voltage V
OS
V
CM
= V
EE
to V
CC
±3.5 mV
Input Offset Voltage Tempco ∆V
OS
/∆T ±2 µV/°C
Input Bias Current I
B
V
CM
= V
EE
to V
CC
±200 nA
Input Offset Current I
OS
V
CM
= V
EE
to V
CC
±20 nA
Input Common-Mode Range V
CM
Inferred from CMRR test V
E E
- 0.05 V
C C
+ 0.05 V
Common-Mode Rejection Ratio CMRR (V
EE
- 0.05V) ≤ V
CM
≤ (V
CC
+ 0.05V) 62 dB
Power-Supply Rejection Ratio PSRR 2.7V ≤ V
CC
≤ 6V 80 dB
Sourcing 82
V
CC
= 2.7V, R
L
= 100kΩ
0.25V ≤ V
OUT
≤ 2.45V
Sinking 80
Sourcing 90
V
CC
= 2.7V, R
L
= 1kΩ
0.5V ≤ V
OUT
≤ 2.2V
Sinking 76
Sourcing 86
V
CC
= 5V, R
L
= 100kΩ
0.25V ≤ V
OUT
≤ 4.75V
Sinking 82
Sourcing 94
Large-Signal Voltage Gain
(Note 1)
A
VOL
V
CC
= 5V, R
L
= 1kΩ
0.5V ≤ V
OUT
≤ 4.5V
Sinking 80
dB
R
L
= 100kΩ 75
Output Voltage Swing High
(Note 1)
V
OH
V
CC
- V
OUT

R
L
= 1kΩ 250
mV
R
L
= 100kΩ 75
Output Voltage Swing Low
(Note 1)
V
OL
V
OUT
- V
EE

R
L
= 1kΩ 250
mV
Note 1: R
L
is connected to V
EE
for A
VOL
sourcing and V
OH
tests. R
L
is connected to V
CC
for A
VOL
sinking and V
OL
tests.
Note 2: All specifications are 100% tested at T
A
= +25°C. Specification limits over temperature (T
A
= T
MIN
to T
MAX
) are guaranteed
by design, not production tested.