Acer TravelMate 8200, Руководство по обслуживанию

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Chapter 1 41
System Clock
Item Description
Chip ICS954310BGLF or pin compatible device
Package 64-pin TSSOP
Power 3.3V
Feature • Spread spectrum function support, for reducing EMI
• SM bus interface support
Clock synthesizer • 133/166 MHz for CPU and GMCH
• 100 MHz clock buffer for GMCH, ICH7M, PCI-E device, SATA and
Docking station
• 96MHz GMCH
• 48MHz for USB clock inside ICH7M
• 33MHz PCI clock for PC device, SIO, LPC
• 14.31818MHz for ICH7M and audio
Crystal and Oscillator
Item Description
Feature • 14.31818MHz crystal for clock chip
• 32.768KHz for RTC inside ICH7M and HS97551
• 24.576MHz/48MHz O2MICRO OZ711MP1
• 27MHz crystal for ATI VGA M56P
• 25MHz crystal for GigaLAN 82573E (Tekoa)
System Memory
Item Description
Chipset
Intel ® 945PM (Calistoga)
Feature • DDR2 533/667 MHz SDRAM memory interface design
• No DDR RAM on board
• Two DDR SODIMM slots
• Maximum memory up to 2GB for 32bit OS, 4GB for 64bit OS (with two
1GB/2GB SODIMM)
Thermal Sensor Control
Item Description
Chip Andigilog aSC7511
Package Eight-pin SSOP
Interface
I
2
C bus, address: 98h