Electrical characteristics (continued) – Rainbow Electronics MAX44252 User Manual
Page 3

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MAX44251/MAX44252
20V, Ultra-Precision, Low-Noise Op Amps
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= 10V, V
SS
= 0V, V
IN+
= V
IN-
= V
DD
/2, R
L
= 10kI to V
DD
/2, T
A
= -40°C to +125°C, unless otherwise noted. Typical values are
at +25°C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Input Offset Voltage (Note 3)
V
OS
T
A
= +25NC
3
6
F
V
-40NC < T
A
< +125NC
7
Input Offset Voltage Drift
(Note 3)
TC V
OS
5
19
nV/NC
Input Bias Current (Note 3)
I
B
T
A
= +25NC
200
1300
pA
-40NC < T
A
< +125NC
2400
Input Offset Current (Note 3)
I
OS
400
pA
Open-Loop Gain (Note 3)
A
VOL
250mV P V
OUT
P
V
DD
- 250mV,
R
L
= 10kI to
V
DD
/2
T
A
= +25NC
145
154
dB
-40NC < T
A
< +125NC
136
Output Short-Circuit Current
To V
DD
or V
SS
Noncontinuous
96
mA
Output Voltage Low
V
OL
V
OUT
- V
SS
R
L
= 10kI to V
DD
/2
12
25
mV
R
L
= 2kI to V
DD
/2
45
85
Output Voltage High
V
OH
V
DD
- V
OUT
R
L
= 10kI to V
DD
/2
18
37
mV
R
L
= 2kI to V
DD
/2
71
135
AC SPECIFICATIONS
Input Voltage-Noise Density
e
N
f = 1kHz
5.9
nV/
√Hz
Input Voltage Noise
0.1Hz < f < 10Hz
123
nV
P-P
Input Current-Noise Density
i
N
f = 1kHz
0.6
pA/
√Hz
Input Capacitance
C
IN
2
pF
Gain-Bandwidth Product
GBW
10
MHz
Phase Margin
PM
C
L
= 20pF
60
Degrees
Slew Rate
SR
A
V
= 1V/V, V
OUT
= 2V
P-P
8
V/Fs
Capacitive Loading
C
L
No sustained oscillation, A
V
= 1V/V
500
pF
Total Harmonic Distortion
THD
V
OUT
= 2V
P-P
,
A
V
= +1V/V,
R
L
= 10kI to
V
DD
/2
f = 1kHz
-124
dB
f = 20kHz
-119
Settling Time
To 0.01%, V
OUT
= 2V step, A
V
= -1V/V
400
ns