MiTAC 8355 service manual Power Supplies, Electrical Interfaces, Packaging

8355 N/B MAINTENANCE

ACPI 2.0 compliant, including support for processor performance states

Power Supplies

VDD (core): 1.50-V at 52 Amps (max)

VDDIO: 2.5-V at 3.0 Amps (max) for DDR I/O

VLDT: 1.2-V at 0.5 Amps for HyperTransport

VTT: 1.25-V at 0.5 Amps required for 2.5-V I/Os

Target CPU Core Power: 78.00 Watts

Target Maximum Thermal Power: 89 Watts

Electrical Interfaces

HyperTransport. Technology: LVDS-like differential, unidirectional

DDR: SSTL per JEDEC DDR specification

Clock, reset, and test signals also use DDR-like electrical specifications

Packaging

754-pin lidded micro PGA

1.27-mm pin pitch

29x29 row pin array

40mm x 40mm organic substrate, Organic C4 die attach

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