參數(shù)資料
型號： LMC1983CIN
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 音頻控制
英文描述： 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
中文描述： 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDIP28
封裝： 0.600 INCH, PLASTIC, DIP-28
文件頁數(shù)： 2/14頁
文件大?。?/td> 331K
代理商： LMC1983CIN
Absolute Maximum Ratings
2)
(Notes 1,
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
Input Current at any Pin
(Note 3)
Package Input Current (Note 3)
Power Dissipation (Note 4)
Junction Temperature
Storage Temperature
15V
GND 0.2V to V
+
+ 0.2V
5 mA
20 mA
500 mW
+125C
65C to +150C
Lead Temperature
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
LMC1983CIN, LMC1983CIV
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, and loudness is off unless otherwise 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 7, 22)
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 7, 22, (470
to Ground at Input)
Pins 13, 16
Pins 4, 5, 23, 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)
www.national.com
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LMC1992CCN 制造商:NSC 制造商全稱:National Semiconductor 功能描述:LMC1992 Digitally-Controlled Stereo Tone and Volume Circuit with Four-Channel Input-Selector
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