Product Summary

The AF82US15W is a system controller. The IntelSCH AF82US15W supports the Intel Atom processor Z5xx series subset of the Enhanced Mode Scalable Bus Protocol, and implements a low-power CMOS bus. The Intel SCH AF82US15W supports a single bus agent with FSB data rates of 400 MT/s and 533 MT/s.

Parametrics

AF82US15W absolute maximum ratings: (1)1.8 V Supply Voltage with respect to VSS VCCSM: -0.3 to 2.3 V; (2)3.3 V Supply Voltage with respect to VSS: -0.5 to 4.6 V; (3)5.0 V Supply Voltage with respect to VSS: -0.5 to 5.5 V.

Features

AF82US15W features: (1)Intel Atom processor Z5xx series support; (2)CMOS frontside bus signaling for reduced power; (3)400-MT/s or 533-MT/s data rate operation; (4)64-Byte cache-line size; (5)64-bit data bus, 32-bit address bus; (6)Supports one physical processor attachment with up to two logical processors; (7)16 deep IOQ; (8)1 deep defer queue; (9)FSB interrupt delivery; (10)Power-saving sideband control (DPWR) for enabling/disabling processor data input sense amplifiers; (11)1.05-V VTT operation.

Diagrams

AF82US15W System Block Diagram