MAX4236/MAX4237
SOT23, Very High Precision, 3V/5V
Rail-To-Rail Op Amps
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (SO-8 and µMAX-8) (continued)
(V
CC
= +2.4V to +5.5V, V
EE
= 0, V
CM
= 0, V
OUT
= V
CC
/2, R
L
= 100kΩ to V
CC
/2, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical
values are at V
CC
= +5V and T
A
= +25°C.) (Note 1)
ELECTRICAL CHARACTERISTICS (SOT23-6)
(V
CC
= +2.4V to +5.5V, V
EE
= 0, V
CM
= 0, V
OUT
= V
CC
/2, R
L
= 100kΩ to V
CC
/2, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical
values are at V
CC
= +5V and T
A
= +25°C.) (Note 1)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Input Capacitance C
IN
f = 100kHz 7.5 pF
Input Voltage Noise Density e
n
f = 1kHz 14 nV/√Hz
Input Noise Voltage e
np-p
f = 0.1Hz to 10Hz 0.2 µVp-p
MAX4236 200
Capacitive Load Stability C
LOAD
No sustained oscillations
MAX4237 200
pF
Shutdown Mode Output
Leakage
I
OUT
SH
Device in shutdown mode (SHDN = V
EE
)
V
OUT
= 0 to V
CC
±0.01 ±1.0 µA
SHDN Logic Low V
IL
0.3
✕
V
CC
V
SHDN Logic High V
IH
0.7
✕
V
CC
V
SHDN Input Current SHDN = V
EE
or V
CC
13µA
Shutdown Delay Time t
(SH)
R
L
= 1kΩ 1µs
Shutdown Recovery Time t
(EN)
R
L
= 1kΩ 4µs
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Supply Voltage Range V
CC
Guaranteed by the PSRR test 2.4 5.5 V
In normal mode 350 440
V
CC
= +5V
In shutdown mode 0.1 2
In normal mode 350 440
Quiescent Supply Current I
CC
V
CC
= +3V
In shutdown mode 0.1 2
µA
T
A
= +25°C ±5 ±50
Input Offset Voltage V
OS
V
CC
= +5V
T
A
= T
MIN
to T
MAX
±600
µV
Inp ut Offset V ol tag e Tem p er atur e
C oeffi ci ent ( N ote 2)
TCV
OS
V
CC
= +5V ±0.6 ±5.5 µV/°C
Input Bias Current I
B
(Note 2) ±1 ±500 pA
Input Offset Current I
OS
(Note 2) ±1 pA
Input Resistance R
IN
Differential or common mode 1000 MΩ
Input Common-Mode Voltage V
CM
Guaranteed by the CMRR test -0.15 V
C C
- 1.2 V
T
A
= +25°C 82 102
V
CC
= +5V, -0.15V
≤ V
CM
≤ (V
CC
- 1.2V)
T
A
= T
MIN
to T
MAX
80
T
A
= +25°C 82 102
Common-Mode Rejection Ratio CMRR
V
CC
= +3.0V; -0.15V
≤ V
CM
≤ (V
CC
- 1.2V)
T
A
= T
MIN
to T
MAX
78
dB
