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PDF SL1455 Data sheet ( Hoja de datos )
| Número de pieza | SL1455 | |
| Descripción | Wideband Linear FM Detector | |
| Fabricantes | Gec Plessey | |
| Logotipo |  |
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2036-2.2
www.DataSheet4U.com
SL1455
WIDEBAND LINEAR FM DETECTOR WITH THRESHOLD EXTENSION
The SL1455 is a wideband FM demodulator with threshold
extension. It is intended for use in satellite receivers with an IF
between 300MHz and 700MHz.
FEATURES
I 7dB Noise Threshold Obtainable
I Low External Component Count
I Negligible Differential Gain and Phase Error
I Wide Operating Frequency Range: 300 to 700MHz
I Demodulates FM Signals with up to 28MHz p-p
Deviation
I Electrostatic Protection*
* Normal ESD handling precautions should be observed
APPLICATIONS
I DBS Receivers
I Wideband Data Communications Demodulation
ABSOLUTE MAXIMUM RATINGS
Operating temperature range
Supply voltage
Input voltage
Storage temperature
Junction temperature
210°C to180°C
7V
2·5V p-p
255°C to 1150°C
1175°C
ORDERING INFORMATION
SL1455 NA DP (14-lead plastic DIL package)
SL1455 NA MP (14-lead miniature plastic DIL
package)
0V 1
14 RF INPUT
0V
OSCILLATOR
TUNED CIRCUIT
VCC
2
3
4
0V 5
0V 6
7
13 0V
12 VCC
SL1455 11 VIDEO OUTPUT
10 0V
9 0V
8
QUADRATURE
NETWORK
DP14
0V
0V
OSCILLATOR
TUNED CIRCUIT
VCC
0V
0V
1 14
2 13
3 12
4
SL
1455
11
5 10
69
78
QUADRATURE
NETWORK
RF INPUT
0V
VCC
VIDEO OUTPUT
0V
0V
MP14
Fig. 1 Pin connections - top view (not to scale)
VCC VCC
4 12
RF INPUT fIN 14
OSC
fIN
2
42
DEMODULATOR
fIN
4
11 VIDEO OUTPUT
VIDEO
AMPLIFIER
34
TUNED
CIRCUIT
78
QUADRATURE
CONNECTIONS
1, 2, 5, 6, 9, 10, 13
0V
Fig. 2 Block diagram
1 page | ||
| Páginas | Total 4 Páginas | |
| PDF Descargar | [ Datasheet SL1455.PDF ] | |
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