Intel 21150 overview
Digital Equipment Corp 21150 Bus Controller, Bus Compatibility:PCI, External Data Bus Width:32, Address Bus Width:32, Clock Frequency-Max:33.33 MHz, Surface Mount:YES, Supply Voltage-Nom:3.3 V Intel 21150 PCI-to-PCI Bridge Complies fully with the PCI Local Bus Specification, Revision 2.1 Complies fu...
What is Intel 21150?
Digital Equipment Corp 21150 Bus Controller, Bus Compatibility:PCI, External Data Bus Width:32, Address Bus Width:32, Clock Frequency-Max:33.33 MHz, Surface Mount:YES, Supply Voltage-Nom:3.3 V Intel 21150 PCI-to-PCI Bridge Complies fully with the PCI Local Bus Specification, Revision 2.1 Complies fu...
Product details
Manufactured byIntel
Product groupModules
DescriptionDigital Equipment Corp 21150 Bus Controller, Bus Compatibility:PCI, External Data Bus Width:32, Address Bus Width:32, Clock Frequency-Max:33.33 MHz, Surface Mount:YES, Supply Voltage-Nom:3.3 V
Description 1786358950Intel 21150 PCI-to-PCI Bridge
Key FeaturesComplies fully with the PCI Local Bus Specification, Revision 2.1 Complies fully with the Advanced Configuration Power Interface (ACPI) Specification Complies fully with the PCI Power Management Specification, Revision 1.01 Complies fully with Revision 1.0 of the PCI-to-PCI Bridge Architecture Specification Implements delayed transactions for all PCI configuration, I/O, and memory read commands—up to three transactions simultaneously in each direction Allows 88 bytes of buffering (data and address) for posted memory write commands in each direction—up to five posted write transactions simultaneously in each direction Allows 72 bytes of read data buffering in each direction Provides concurrent primary and secondary bus operation, to isolate traffic Provides 10 secondary clock outputs with the following features:—Low skew permits direct drive of option slots—Individual clock disables, capable of automatic configuration during reset Provides arbitration support for nine secondary bus devices:— A programmable 2-level arbiter— Hardware disable control, to permit use of an external arbiter Provides a 4-pin general-purpose I/O interface, accessible through devicespecific configuration space 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 64KB of I/O address range— VGA addressing and VGA palette snooping support Includes live insertion support Supports PCI transaction forwarding for the following commands:— All I/O and memory commands— Type 1 to Type 1 configuration commands— Type 1 to Type 0 configuration commands (downstream only)— All Type 1 to special cycle configuration commands Includes downstream lock support Supports both 5-V and 3.3-V signaling environments Available in both 33 MHz and 66 MHz versions Provides an IEEE standard 1149.1 JTAG interface.
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Intel
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