LMC1982 National Semiconductor, LMC1982 Datasheet - Page 2

• Manufacturer Part Number: LMC1982
• Description: Digitally-Controlled Stereo Tone and Volume Circuit with Two Selectable Stereo Inputs
• Manufacturer: National Semiconductor

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Symbol
I
V
THD
R
R
S
Electrical Characteristics
The following specifications apply for V
0 dB, treble = 0 dB, enhanced stereo is off, and loudness is off unlessotherwise specified. All limits apply for T
IN
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (V
Voltage at any Pin
Input Current at any Pin (Note 3)
Package Input Current (Note 3)
Power Dissipation (Note 4)
Junction Temperature
Storage Temperature
Lead Temperature
OUT
IN
Supply Current
Input Voltage
Total Harmonic Distortion
DC Shifts
AC Output Impedance
AC Input Impedance
Volume Attenuator Range
Volume Step Size
+
Parameter
− GND)
+
GND − 0.2V to V
= 9V, f
−65˚C to +150˚C
Clipping Level (1,.0% THD),
Select Out (Pins 6, 23)
Left and Right channels;
Output Pins 13, 16
V
V
V
V
V
V
V
Pins 6, 23, (470
Pins 13, 16
Pins 4, 5, 24, 25
Pins 13, 16; Volume
0100010XXX101XXX (80 dB);
All Volume Attenuation Settings
from 0100010XXX101XXX (80 dB) to
0100010XXX000000 (0 dB) (Note 9)
IN
IN
IN
IN
IN
IN
IN
f
f
f
Tone Controls Set at Maximum
Attenuator at −20 dB, Bass and Treble
Tone Controls Set at Maximum
Two Adjacent Control Settings
All Mode and Input Positions
Attenuation at 0100010XXX000000 (0 dB)
(Relative to Attenuation at
the 0 dB Setting)
IN
IN
IN
(Notes 1, 2)
IN
= 0.3 V
= 2.0 V
= 2.0 V
= 0.5 V
= 0.3 V
= 0.3 V
= 0.3 V
= 100 Hz, 1 kHz, 10 kHz
= 100 Hz, 1 kHz
= 10 kHz
= 1 kHz, input signal (300 mV) applied to INPUT 1, volume = 0 dB, bass =
500 mW
+125˚C
20 mA
5 mA
rms
rms
rms
rms
rms
rms
rms
0.2V
15V
+
;
;
;
; Bass and Treble
; Volume
; Between Any
;
+
Conditions
to Ground at Input)
2
(Soldering, 10 Seconds)
(Vapor Phase, 60 Seconds)
ESD Susceptability (Note 5)
Operating Ratings
Temperature Range
Supply Voltage Range (V
N Package,
V Package,
Infrared, (15 Seconds)
LMC1982CIN, LMC1982CIV
+
(Note 6)
Typical
0.008
− V
0.07
0.06
150
2.3
0.4
0.5
2.0
0.5
2.0
15
18
26
50
80
(Notes 1, 2)
−
)
(Note 7)
Limit
0.15
−40˚C
200
2.0
0.1
1.0
1.0
0.5
4.0
1.5
1.5
2.5
25
20
40
72
35
78
82
T
A
MIN
= T
T
J
T
A
6V to 12V
V
= +25˚C.
mA (max)
mV (max)
mV (max)
k
dB (max)
dB (max)
A
k
% (max)
% (max)
% (max)
% (max)
% (max)
dB (min)
dB (min)
dB (min)
rms
(Limit)
+260˚C
Unit
(max)
(max)
+85˚C
215˚C
220˚C
(max)
(min)
T
(min)
2 kV
MAX