01/2012
AWT6624
Multi-Mode HELP4TM UMTS1700
(Band 4+9+3+10) WCDMA/CDMA Linear PAM
Data Sheet - Rev 2.8
M45 Package
10 Pin 3 mm x 3 mm x 1 mm
Surface Mount Module
Figure 1: Block Diagram
FEATURES
• Mixed-Mode(HSPA,EV-DO)Compliant
• 4thGenerationHELPTM technology
• HighEfciency(R99waveform):
39 % @ POUT=+28.3dBm
36% @ POUT=+17dBm
22 % @ POUT=+13.5dBm
26% @ POUT=+8dBm
13 % @ POUT=+3.5dBm
• LowQuiescentCurrent:2mA
• LowLeakageCurrentinShutdownMode:
<5 µA
• InternalVoltageRegulator
• Integrated“daisychainable”directionalcoupler
withCPLIN and CPLOUTport.
• Optimizedfora50ΩSystem
• 1.8VControlLogic
• RoHSCompliantPackage,260oC MSL-3
APPLICATIONS
• Band4(alsoBands3,9and10)WCDMA/HSPA
WirelessDevices
• AWS/KPCSCDMA/EV-DOWirelessDevices
PRODUCT DESCRIPTION
The AWT6624 HELP4TMPAisa4thgenerationHELPTM
productforWCDMAdevicesoperatinginUMTS1700
(Band 4 + 9) and for CDMA devices operating in
AWS/KPCSband.ThisPAincorporatesANADIGICS’
HELP4TMtechnologytodeliverexceptionalefciency
atlowpowerlevelsandlowquiescentcurrentwithout
theneedforexternalvoltageregulatorsorconverters.
ThedeviceismanufacturedusingadvancedInGaP-
PlusTM HBT technology offering state-of-the-art
reliability, temperature stability, and ruggedness.
Threeselectablebiasmodesthatoptimizeefciency
for different output power levels and a shutdown
mode with low leakage current increase handset
talkandstandbytime.A“daisychainable”directional
couplerisintegratedinthemodule,thuseliminating
theneedofanexternalcoupler.Theself-contained
3 mm x 3 mm x 1 mm surface mount package
incorporatesmatchingnetworksoptimizedforoutput
power, efciency, and linearity in a 50 Ω system.
1
2
3
4
5
10
9
8
7
6
VBATT
RFIN
VMODE2
VMODE1
VEN CPLOU
GND
CPLIN
RFOUT
VCC
Bias Control
Voltage Regulation
CPL
GND at Slug (pad)
AWT6624