PI7C8154A数据手册集成电路（IC）的专用规格书PDF

特性 Features

64-bit Primary and Secondary Ports run up to 66MHz
Compliant with the PCI Local Bus Specification, Revision 2.2
Compliant with PCI-to-PCI Bridge Architecture Specification, Revision 1.1
All I/O and memory commands
Type 1 to Type 0 configuration conversion
Type 1 to Type 1 configuration forwarding
Type 1 configuration write to special cycle conversion
Compliant with the PCI Power Management Specification, Revision 1.1
Provides internal arbitration for nine secondary bus masters
Programmable 2-level priority arbiter 
Supports serial EEPROM interface for register auto-load and VPD access
Dynamic Prefetching Control
Supports posted write buffers in all directions
512 byte upstream posted memory write
512 byte downstream posted memory write
1024 byte upstream read data buffer
1024 byte downstream read data buffer
Enhanced address decoding
32-bit I/O address range
32-bit memory-mapped I/O address range
64-bit prefetchable address range  
IEEE 1149.1 JTAG interface support
Industrial temperature range -40°C to 85°C
3.3V and 5V signaling
304-pin PBGA package
Pb-free & Green available