LMC6482
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SNOS674D –NOVEMBER 1997–REVISED MARCH 2013
AC Electrical Characteristics (continued)
Unless otherwise specified, all limits specified for TJ = 25°C, V+ = 5V, V− = 0V, VCM = VO = V+/2, and RL > 1M. Boldface limits
apply at the temperature extremes.
LMC6482AI
LMC6482I LMC6482M
Typ
Parameter
Test Conditions
Limit
Limit
Limit
Units
(1)
(2)
(2)
(2)
Gm
en
Gain Margin
15
150
37
dB
dB
(4)
Amp-to-Amp Isolation
Input-Referred Voltage Noise
F = 1kHz
Vcm = 1V
nV/√Hz
pA/√Hz
%
In
Input-Referred Current Noise
Total Harmonic Distortion
F = 1kHz
0.03
0.01
T.H.D.
F = 10kHz, AV = −2
RL = 10kΩ, VO = 4.1 VPP
F = 10kHz, AV = −2
RL = 10kΩ, VO = 8.5 VPP
V+ = 10V
0.01
%
(4) Input referred, V+ = 15V and RL = 100 kΩ connected to 7.5V. Each amp excited in turn with 1 kHz to produce VO = 12 VPP
.
DC Electrical Characteristics
Unless otherwise specified, all limits specified for TJ = 25°C, V+ = 3V, V− = 0V, VCM = VO = V+/2 and RL > 1M.
LMC6482AI
LMC6482I
LMC6482M
Typ
Parameter
Test Conditions
Limit
Limit
Limit
Units
(1)
(2)
(2)
(2)
VOS
Input Offset Voltage
0.9
2.0
3.0
3.0
mV
2.7
3.7
3.8
max
TCVOS
Input Offset Voltage
Average Drift
2.0
μV/°C
IB
Input Bias Current
Input Offset Current
0.02
0.01
74
pA
pA
IOS
CMRR
Common Mode Rejection 0V ≤ VCM ≤ 3V
Ratio
Power Supply Rejection 3V ≤ V+ ≤ 15V, V− = 0V
Ratio
64
68
0
60
60
0
60
60
0
dB
min
PSRR
VCM
80
dB
min
Input Common-Mode
Voltage Range
For CMRR ≥ 50dB
V− −0.25
V+ + 0.25
V
max
V+
V+
V+
V
min
VO
Output Swing
RL = 2kΩ to V+/2
RL = 600Ω to V+/2
2.8
0.2
2.7
V
V
2.5
0.6
2.5
0.6
2.5
0.6
V
min
0.37
V
max
IS
Supply Current
Both Amplifiers
0.825
1.2
1.2
1.2
mA
1.5
1.5
1.6
max
(1) Typical Values represent the most likely parametric norm.
(2) All limits are specified by testing or statistical analysis.
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