Digital Baseband(Dbb/Msm7227) - LG GT540 Service Manual

3. TECHNICAL BRIEF

3.7 Digital Baseband(DBB/MSM7227)

3.7.1 General Description
A. Features(MSM7227)
The basic MSM7227 system solution consists of the MSM7227, RTR6285™, and PM7540™ ICs, plus AMSS™ system
software with the SURF7227™ platform available for development. General features include:
WCDMA Rel '99 plus HSDPA and HSUPA
GSM/GPRS/EDGE
High -performance ARM1136JF-S™ application processor at up to 600 MHz; QDSP5000™ at 320 MHz
High -performance ARM926EJ-S™ modem processor at up to 400 MHz; QDSP4000™ at 122.88 MHz
Java® hardware acceleration for faster Java -based games and other applets
Suppo rt for Bluetooth® 2.1 EDR via an external Bluetooth System-on-Chip (SoC)
High -speed, serial mobile display digital interface (MDDI) that optimizes the interconnection cost
between the MSM device and the LCD panel
Receive diversity support for WCDMA mod e, thereby providing improved capacity and data throughput
USB 2.0 compliant high -speed USB core with limited OTG capabilities
Integrated high -speed USB PHY
Integrated wideband stereo codec for digital audio applications
Direct interface to digital camera module with video front-end (VFE) image processing
GPS position location capabilities
Vocoder support (GSM -HR, FR, EFR, AMR, and AMR-WB/+)
Advanced 12 × 12 ×1.05 mm, 0.4 mm pitch, 560 NSP
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