Datasheet

MAX4238/MAX4239
Ultra-Low Offset/Drift, Low-Noise,
Precision SOT23 Amplifiers
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(2.7V ≤ V
CC
≤ 5.5V, V
CM
= GND = 0V, V
OUT
= V
CC
/2, R
L
= 10kΩ connected to V
CC
/2, SHDN = V
CC
, T
A
= +25
°
C,
unless otherwise noted.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
MAX4238 1000
Maximum Closed-Loop Gain
R
L
= 10kΩ, C
L
= 100pF,
phase margin = 60
o
MAX4239 6700
V/V
0.1% (10 bit) 0.5
0.025% (12 bit) 1.0
0.006% (14 bit) 1.7
Settling Time -1V step
0.0015% (16
2.3
ms
0.1% (10 bit) 3.3
0.025% (12 bit) 4.1
0.006% (14 bit) 4.9
Overload Recovery Time
A
V
= 10
(Note 4)
0.0015% (16
5.7
ms
0.1% (10 bit) 1.8
0.025% (12 bit) 2.6
0.006% (14 bit) 3.4
Startup Time A
V
= 10
0.0015% (16
4.3
ms
Supply Voltage Range V
CC
Inferred by PSRR test 2.7 5.5 V
SHDN = V
CC
, no load, V
CC
= 5.5V 600 850
Supply Current I
CC
SHDN = GND, V
CC
= 5.5V 0.1 1
µA
Shutdown Logic High V
IH
2.2 V
Shutdown Logic Low V
IL
0.8 V
Shutdown Input Current 0V ≤ V
SHDN
≤ V
CC
0.1 1 µA