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BGY284 Datasheet(PDF) 4 Page - NXP Semiconductors

Part No. BGY284
Description  Power amplifier with integrated control loop for GSM850, EGSM900, DCS1800 & PCS1900
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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BGY284 Datasheet(HTML) 4 Page - NXP Semiconductors

 
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2003 Aug 20
4
Philips Semiconductors
Preliminary specification
power amplifier with integrated control loop for
GSM850, EGSM900, DCS1800 & PCS1900
BGY284
INTERNAL CIRCUIT
power
sense
power
sense
RF
in,HB
*
vband
*
VSTAB
vTXon
Logic
control
biasing
Power
controller
VDAC
biasing
RF
in,LB
RF
out,HB
1800/1900 MHz PA
output
match
*
BGY284
= pull down resistor
RF
out,LB
+
-
850/900 MHz PA
output
match
Fig.2 Internal circuit


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