S21152 Overview
Key Specifications
Package: QFP
Operating Voltage: 3.3 V
Max Voltage (typical range): 3.6 V
Min Voltage (typical range): 3 V
Key Features
- Low skew, permitting direct drive of option slots
- Individual clock control through configuration space
- 21152–AB and later revisions only. The 21152–AA does not implement this feature. w w w .D t a S a e h
- Provides arbitration support for four secondary bus devices
- A programmable 2-level arbiter
- Hardware disable control, permitting use of an external arbiter Provides enhanced address decoding
- A 32-bit I/O address range
- A 32-bit memory-mapped I/O address range
- A 64-bit prefetchable memory address range
- ISA-aware mode for legacy support in the first 64 KB of I/O address range
