2.5Ghz / 8192 PRESCALER
Obsolescence Notice
This product is obsolete. This information is available for your convenience only.
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Description
Obsolescence Notice
This product is obsolete. This information is available for your convenience only.
www.DataSheet4U.com
For more information on Zarlink’s obsolete products and replacement product lists, please visit
http://products.zarlink.com/obsolete_products/
THIS DOCUMENT IS FOR MAINTENANCE PURPOSES ONLY AND IS NOT RECOMMENDED FOR NEW DESIGNS
DS2276-2.2
SP4982
2·5GHz 48192 PRESCALER
The SP4982 prescaler is one a range of very high speed low power prescalers for use in consumer applications such as satellite TV receivers. The device features a CMOS compatible output stage.
GND INPUT INPUT VCC
1 2
8 7
NC OUTPUT OUTPUT VCC OUTPUT GND
SP4982
3 4 6 5
FEATURES s High Speed Operation 2·5GHz
DP8
s Silicon Technology for Low Phase Noise s Very Low Power Dissipation 220mW s Single 5V Supply Operation s High Input Sensitivity s Very Wide Operating Frequency Range s Electrostatic Protection †
† ESD precautions must be observed
GND INPUT INPUT VCC
1 2
8 7
NC OUTPUT OUTPUT VCC OUTPUT GND
SP4982
3 4
6 5
MP8
Fig 1. Pin connections - top view
ABSOLUTE MAXIMUM RATINGS
Supply voltage, VCC Input voltage Storage temperature Junction temperature 16·5V 2·5V p-p 255°C to 1150°C 1175°C
ORDERING INFORMATION
SP4982 NA DP SP4982 NA MP
VCC 6 4 VREF (2V) 43k 15k OUTPUT VCC
400
400
1k 7 48192 1k OUTPUT
INPUT INPUT
2 3 3mA 5 OUTPUT GND
GND
1
Fig. 2 SP4982 block diagram
SP4982
ELECTRICAL CHARACTERISTICS
These characteristics are guaranteed over the following conditions...
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