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PDF NTE1860 Data sheet ( Hoja de datos )
| Número de pieza | NTE1860 | |
| Descripción | Integrated Circuit TV Stereo Multiplexing Decoder | |
| Fabricantes | NTE | |
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NTE1860
Integrated Circuit
TV Stereo Multiplexing Decoder
Description:
The NTE1860 is a bipolar IC for use in TV stereo multiplexing decoding, filters for stereo, and SAP
(Separate Audio Program) demodulation applications.
Features:
D Low number of external parts
D Excellent channel separation characteristics for stereo applications. Min. 46dB at 1kHz.
D Selection of individual modes of MAIN/SAP/BOTH.
D Direct driving mode for LED display.
Absolute Maximum Ratings: (TA = 25°C)
Power Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17V
Allowed Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1800mW
Individual Controlling Pins, V14 to 17, V20 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VCC + 0.3V
LED Driving Current, ILED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25mA
Operating Temperature, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −10° to +65°C
Storage Temperature, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −55° to +150°C
Recommended Operating Condition:
Power Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9.0 ± 0.5V
Electrical Characteristics: (VCC = 9V, dBs = 0.775Vrms, TA = 25°C)
Parameter
Symbol
Test Conditions
Min Typ Max
SAP Noise Level
VSAP,N
Pin1 Input 5fH (−14.4dBs)
Pin25 Output 15kHz LPF is
attached.
− −40 −36
SAP Carrier Leakage
CLSAP
Pin1 Input 5fH (−14.4dBs)
Pin25 Output
− −33 −30
SAP Carrier Detecting
Sensitivity
SCARR
Pin1 Input 5fH
−29.0 −25.0 −21.5
Input level during LED of Pin18
is lighting on
SAP Frequency
Characteristics
10kHz
ASAP
Pin1 Input
SAP 10kHz 100% (−14.4dBs)
Pin25 Output 15kHz lPF is
attached
−4.0
−1.5
2.0
Unit
dB
dB
dB
dB
1 page  
Pin Connection Diagram
MPX Input 1
N.C. 2
Stereo Filter Adjust 3
SAP Filter Adjust 4
Bias 5
SAP BPF Output 6
N.C. 7
SAP Detector Input 8
Reg Out 6.7V 9
SAP VCO Adjust 10
Car Det 11
SAP GND 12
SAP SQU Inhibit 13
SAP Mute 14
Mute 15
MS 1 16
MS 0 17
SAP Ind Drive 18
Stereo Ind Drive 19
Forced Monaural 20
LED GND 21
42 VCC
41 (L+R) Switch Input
40 (L+R) Detector Output
39 TP
38 N.C.
37 Stereo LPF Output
36 Phase Det (+)
35 Phase Det (−)
34 Stereo Input
33 Stereo GND
32 ST VCO Adjust
31 Pilot Det (+)
30 Pilot Det (−)
29 L+R Output
28 Matrix L+R Input
27 Matrix L+R/SAP Input
26 SAP Switch Input
25 SAP Det Output
24 (L+R) SAP Output
23 Line Output L
22 Line Output R
42 22
1
1.503 (38.2) Max
.070 (1.78)
21
.217
(5.5)
.519 (13.2)
.119 (3.0)
.600 (15.24)
5 Page | ||
| Páginas | Total 5 Páginas | |
| PDF Descargar | [ Datasheet NTE1860.PDF ] | |
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