參數(shù)資料
型號： LMC1982
廠商： National Semiconductor Corporation
英文描述： Digitally-Controlled Stereo Tone and Volume Circuit with Two Selectable Stereo Inputs
中文描述： 數(shù)字控制音調(diào)和音量立體聲電路的兩個可選立體聲輸入
文件頁數(shù)： 2/14頁
文件大?。?/td> 348K
代理商： LMC1982
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.
Supply Voltage (V
+
GND)
Voltage at any Pin
15V
GND 0.2V to V
+
+
0.2V
5 mA
20 mA
500 mW
+125C
Input Current at any Pin (Note 3)
Package Input Current (Note 3)
Power Dissipation (Note 4)
Junction Temperature
Storage Temperature
Lead Temperature
65C to +150C
N Package,
(Soldering, 10 Seconds)
V Package,
(Vapor Phase, 60 Seconds)
Infrared, (15 Seconds)
ESD Susceptability (Note 5)
+260C
215C
220C
2 kV
Operating Ratings
(Notes 1, 2)
Temperature Range
LMC1982CIN, LMC1982CIV
Supply Voltage Range (V
+
V
)
T
MIN
≤
T
A
≤
T
MAX
40C
≤
T
A
≤
+85C
6V to 12V
Electrical Characteristics
The following specifications apply for V
+
= 9V, f
= 1 kHz, input signal (300 mV) applied to INPUT 1, volume = 0 dB, bass =
0 dB, treble = 0 dB, enhanced stereo is off, and loudness is off unlessotherwise specified. All limits apply for T
A
= T
J
= +25C.
Symbol
Parameter
Conditions
Typical
(Note 6)
15
2.3
Limit
(Note 7)
25
2.0
Unit
(Limit)
mA (max)
V
rms
(min)
I
S
V
IN
Supply Current
Input Voltage
Clipping Level (1,.0% THD),
Select Out (Pins 6, 23)
Left and Right channels;
Output Pins 13, 16
V
IN
= 0.3 V
rms
;
f
IN
= 100 Hz, 1 kHz, 10 kHz
V
IN
= 2.0 V
rms
;
f
IN
= 100 Hz, 1 kHz
V
IN
= 2.0 V
rms
;
f
IN
= 10 kHz
V
IN
= 0.5 V
rms
; Bass and Treble
Tone Controls Set at Maximum
V
IN
= 0.3 V
rms
; Volume
Attenuator at 20 dB, Bass and Treble
Tone Controls Set at Maximum
V
IN
= 0.3 V
rms
; Between Any
Two Adjacent Control Settings
V
IN
= 0.3 V
rms
;
All Mode and Input Positions
Pins 6, 23, (470
to Ground at Input)
Pins 13, 16
Pins 4, 5, 24, 25
THD
Total Harmonic Distortion
0.008
0.1
% (max)
0.4
1.0
% (max)
0.5
1.0
% (max)
0.07
0.5
% (max)
0.06
0.15
% (max)
DC Shifts
2.0
4.0
mV (max)
18
20
mV (max)
R
OUT
AC Output Impedance
150
26
50
200
40
72
35
1.5
(max)
(max)
k
(max)
k
(min)
dB (max)
R
IN
AC Input Impedance
Volume Attenuator Range
Pins 13, 16; Volume
Attenuation at 0100010XXX000000 (0 dB)
0100010XXX101XXX (80 dB);
(Relative to Attenuation at
the 0 dB Setting)
All Volume Attenuation Settings
from 0100010XXX101XXX (80 dB) to
0100010XXX000000 (0 dB) (Note 9)
0.5
80
78
82
dB (min)
dB (max)
Volume Step Size
2.0
1.5
2.5
dB (min)
dB (min)
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相關(guān)PDF資料
PDF描述
LMC1982CIN Digitally-Controlled Stereo Tone and Volume Circuit with Two Selectable Stereo Inputs
LMC1982CIV Digitally-Controlled Stereo Tone and Volume Circuit with Two Selectable Stereo Inputs
LMC1983 Digitally-Controlled Stereo Tone and Volume Circuit with Three Selectable Stereo Inputs
LMC1983CIN Pushbutton Switch; Actuator Style:Rectangular; Circuitry:DPST-1NO/1NC; Switch Operation:On-(On); Contact Current Max:5A; Collar Shape:Rectangular; Features:Illuminated; Leaded Process Compatible:Yes; Mounting Type:PCB
LMC1983CIV Digitally-Controlled Stereo Tone and Volume Circuit with Three Selectable Stereo Inputs
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LMC1982BJ WAF 制造商:Texas Instruments 功能描述:
LMC1982CIN 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Digitally-Controlled Stereo Tone and Volume Circuit with Two Selectable Stereo Inputs
LMC1982CIV 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Digitally-Controlled Stereo Tone and Volume Circuit with Two Selectable Stereo Inputs
LMC1982CIVX 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Tone/Volume/Balance Control
LMC1983 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Digitally-Controlled Stereo Tone and Volume Circuit with Three Selectable Stereo Inputs
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