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Cellular Phone (CDMA)
System Block Diagram
 
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Major Promotion Products
 
Block Semiconductor Recommendation Remarks
Transmitter Schottky Barrier Diode HSB88YP  
HSC278/HSD276A  
CMOS OP Amp HA1630S/D series Interface Between B.B and Transmitter
TXVCO Varicap Diode HVD369B/372B/396C  
RXVCO Varicap Diode HVD369B/372B/396C  
Receiver GaAs MMIC HA22052 LNA+MIX
External IF Schottky Barrier Diode HSB226YP Circuit Protection
Uni Logic HD74LV1G04  
Signal Processing Varicap Diode HVD396C  
Zener Diode HZN6.8ZMFA Suger Absorption
High ESD
HZC series
Power Management
&
Power Supply
Small Power MOSFET HAT1043M/HAT1053M  
HAT1090C/HAT1093C WS:03/3
Schottky Barrier Diode HRC0203 Circuit Protection
Zener Diode HZN6.8ZMFA Suger Absorption
High ESD
HSC226
Small Power MOSFET HAT1090C/1093C WS:03/3
Built in resistance TRS BRT series(MPAK,CMPAK,TO92)  
DC/DC Converter FA4700 Power Supply Module for HPA
42% battery current saving