SNOS674D – NOVEMBER 1997 – REVISED MARCH 2013
AC Electrical Characteristics (continued)
Unless otherwise specified, all limits specified for T
J
= 25°C, V
+
= 5V, V
−
= 0V, V
CM
= V
O
= V
+
/2, and R
L
> 1M.
Boldface
limits
apply at the temperature extremes.
LMC6482AI
Parameter
G
m
e
n
I
n
T.H.D.
Gain Margin
Amp-to-Amp Isolation
Input-Referred Voltage Noise
Input-Referred Current Noise
Total Harmonic Distortion
(4)
LMC6482I
Limit
(2)
LMC6482M
Limit
(2)
Test Conditions
Typ
(1)
Limit
(2)
Units
dB
dB
nV/√Hz
pA/√Hz
%
%
15
150
37
0.03
0.01
0.01
F = 1kHz
V
cm
= 1V
F = 1kHz
F = 10kHz, A
V
=
−2
R
L
= 10kΩ, V
O
= 4.1 V
PP
F = 10kHz, A
V
=
−2
R
L
= 10kΩ, V
O
= 8.5 V
PP
V
+
= 10V
(4)
Input referred, V
+
= 15V and R
L
= 100 kΩ connected to 7.5V. Each amp excited in turn with 1 kHz to produce V
O
= 12 V
PP
.
DC Electrical Characteristics
Unless otherwise specified, all limits specified for T
J
= 25°C, V
+
= 3V, V
−
= 0V, V
CM
= V
O
= V
+
/2 and R
L
> 1M.
LMC6482AI
Parameter
V
OS
TCV
OS
I
B
I
OS
CMRR
PSRR
V
CM
Input Offset Voltage
Input Offset Voltage
Average Drift
Input Bias Current
Input Offset Current
Common Mode Rejection 0V
≤
V
CM
≤
3V
Ratio
Power Supply Rejection
Ratio
Input Common-Mode
Voltage Range
3V
≤
V
+
≤
15V, V
−
= 0V
For CMRR
≥
50dB
Test Conditions
Typ
(1)
LMC6482I
Limit
(2)
LMC6482M
Limit
(2)
Limit
(2)
Units
mV
max
μV/°C
pA
pA
0.9
2.0
2.7
3.0
3.7
3.0
3.8
2.0
0.02
0.01
74
80
V
−
−0.25
V
+
+ 0.25
64
68
0
V
+
60
60
0
V
+
60
60
0
V
+
dB
min
dB
min
V
max
V
min
V
V
V
O
Output Swing
R
L
= 2kΩ to V
+
/2
R
L
= 600Ω to V /2
+
2.8
0.2
2.7
0.37
2.5
0.6
1.2
1.5
2.5
0.6
1.2
1.5
2.5
0.6
1.2
1.6
V
min
V
max
mA
max
I
S
Supply Current
Both Amplifiers
0.825
(1)
(2)
Typical Values represent the most likely parametric norm.
All limits are specified by testing or statistical analysis.
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