NTE1230 [NTE]
Integrated Circuit FM Multiplex Stereo Demodulator; 集成电路FM多重立体声解调器
| 型号： | NTE1230 |
| 厂家： | 
NTE ELECTRONICS |
| 描述： | Integrated Circuit FM Multiplex Stereo Demodulator |
| 文件： | 总2页 (文件大小：24K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
NTE1230
Integrated Circuit
FM Multiplex Stereo Demodulator
Description:
The NTE1230 is a monolithic integrated circuit in a 16–Lead DIP type package designed for use as
an FM stereo multiplex demodulator. This device includes 2 channel amplifiers that can make the
0dB line output.
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Maximum Supply Voltage, VCCmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V
Lamp Driver Current, IL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40mA
Preamp Output Stage Current, I6, I8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5mA
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +80°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +125°C
Recommended Operating Conditions: (TA = +25°C unless otherwise specified)
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9V
Electrical Characteristics: (TA = +25°C, VCC = 9V, f = 1kHz, Input = 100mV, L + R = 90%,
Pilot = 10% unless otherwise specified)
Parameter
Quiescent Current
Symbol
ICC
Test Conditions
Min Typ Max Unit
–
50
–
15
–
20
mA
Lamp “ON” Level
VL
100 mV
Hysteresis of Lamp “ON – OFF”
–
4.0
dB
Channel Separation
Left Channel
Sep
THD
VO
35
35
–
–
–
–
dB
dB
Right Channel
Total Harmonic Distortion
Left Channel
–
–
–
–
1.5
1.5
%
%
Right Channel
Output Voltage
Left Channel
200
200
–
–
–
400 mV
400 mV
Right Channel
Channel Balance
SCA Rejection
Ba
–
2.0
–
dB
dB
L + R = 80%, Pilot = 1–%, SCA = 10%
–
55
Pin Connection Diagram
Input
Bypass
GND
1
2
3
16 Bypass
15 Bypass
14 19kH Trap
Z
Pilot Lamp
4
5
13 38kH Trap
Z
Lt Ch Amp Input
12
38kH Trap
Z
Lt Ch Amp Output
Rt Ch Amp Input
6
7
11 MPX Output Lt
10 MPX Output Rt
Rt Ch Amp Output
8
9
V
CC
16
1
9
.260 (6.6) Max
8
.785 (19.9) Max
.300 (7.62)
.200 (5.08)
Max
.245
(6.22)
Min
.100 (2.54)
.700 (17.7)
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