LME49871 Datasheet, PDF (3/14 Pages) National Semiconductor (TI) – High Performance, High Fidelity Current Feedback Audio Operational Amplifier

Absolute Maximum Ratings (Notes 1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Power Supply Voltage
(V_S = V⁺ - V^-)
Storage Temperature
Input Voltage
Output Short Circuit (Note 3)
Power Dissipation
46V
−65°C to 150°C
(V-) - 0.7V to (V+) + 0.7V
Continuous
Internally Limited
ESD Rating (Note 4)
ESD Rating (Note 5)
Pins 1, 4, 7 and 8
Pins 2, 3, 5 and 6
Junction Temperature
Thermal Resistance
 θ_JA (MA)
Temperature Range
T_MIN ≤ T_A ≤ T_MAX
Supply Voltage Range
2000V
200V
100V
150°C
145°C/W
–40°C ≤ T_A ≤ 85°C
±5.0V ≤ V_S ≤ ±22V
Electrical Characteristics (Notes 1, 2) The following specifications apply for ±22V, R_L = 2kΩ, R_SOURCE =
10Ω, f_IN = 1kHz, and T_A = 25°C, unless otherwise specified.
Symbol
Parameter
Conditions
LME49871
Typical
Limit
(Note 6)
(Note 7)
Units
(Limits)
A_V = 1, f = 1kHz, R_F = 1.2kΩ
THD+N
Total Harmonic Distortion + Noise
R_L = 100Ω, V_OUT = 3V_RMS
0.00021
%
R_L = 600Ω, V_OUT = 1.4V_RMS
0.00012
%
IMD
Intermodulation Distortion
A_V = 1, V_IN = 3V_RMS
0.00009
%
Two-tone, 60Hz & 7kHz 4:1
BW
SR
FPBW
t_s
Bandwidth
Slew Rate
Full Power Bandwidth
Settling Time
A_V = –1, R_F = 800Ω
V_OUT = 20V_P-P, A_V = –5
V_OUT = 20V_P-P, –3dB
referenced to output magnitude
at f = 1kHz, A_V = 1
A_V = –1, 10V step,
0.1% error range
213
±1900
30
50
MHz
V/μs
MHz
ns
Equivalent Input Noise Voltage
f_BW = 20Hz to 20kHz
e_n
f = 1kHz
Equivalent Input Noise Density
f = 10Hz
0.26
0.6
μV_RMS
(max)
1.9
4.0
 nV/√Hz
11.5
(max)
i_n
Current Noise Density
f = 1kHz
f = 10Hz
16
 pA/√Hz
160
 pA/√Hz
V_OS
Input Offset Voltage
ΔV_OS/ΔTemp
Average Input Offset Voltage Drift vs
Temperature
–40°C ≤ T_A ≤ 85°C
±0.05
0.29
±1.0
mV (max)
μV/°C
Average Input Offset Voltage Shift vs
PSRR
Power Supply Voltage
V_S = ±22V, ΔV_S = 30V (Note 8)
102
100
dB (min)
I_B
Input Bias Current
Input Bias Current Drift vs
ΔI_OS/ΔTemp _Temperature
V_CM = 0V
–40°C ≤ T_A ≤ 85°C
Inverting input
Non-inverting input
1.8
6
μA (max)
4.5
nA/°C
4.7
nA/°C
I_OS
V_IN-CM
Input Offset Current
V_CM = 0V
Common-Mode Input Voltage Range V_S = ±22V
1.3
±20.5
5
(V+) – 1.0
(V-) + 1.0
μA (max)
V (min)
V (min)
CMRR
Z_IN
Z_T
Common-Mode Rejection
–10V ≤ V_CM ≤ 10V
Non-inverting-input Input Impedance _{–10V ≤ VCM ≤ 10V}
Inverting-input Input Impedance
–10V ≤ V_CM ≤ 10V
V_OUT = ±10V
Transimpedance
R_L = 200Ω
R_L = ∞
90
86
dB (min)
1.2
MΩ
58
Ω
4.2
2.0
MΩ (min)
4.7
2.65
MΩ (min)
3
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