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ASICs
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Marketing Part Number
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Description/Function
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CPU
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Speed
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Package
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Documentation
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System ASICs
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RIC
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STP2210QFP
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Clock, Reset, Interrupt Controller: supports system resets, system interrupts and system scan, system clock-control and other functions.
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US-II, US-IIi
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33 MHz
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160-pin PQFP
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User's Manual
PDF
Datasheet
PDF
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I-Chip2
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SME2212QFP
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Interrupt Concentrator and PCI Clock controller,
supports systemboard interrupts and two PCI buses
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US-IIe
US-IIIi
US-III
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33 MHz /
66 MHz
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128-pin TQFP
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Forthcoming
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PCI Bus Bridges and Devices
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PCIO
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STP2003QFP
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PCI I/ O controller with 32- bit PCI interface
and dual functions, supports 8- bit E- bus and
10/ 100 ethernet channels.
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US II, US IIi, US IIe,
US IIIi, US III
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33 MHz
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208-pin PQFP
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User's Manual
PDF
Datasheet
PDF
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PCIO-2
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SME2300BGA
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Multi- function PCI I/ O controller with 32/ 64-bit PCI interface and 4 functions to support
8- bit E- Bus, 10/ 100 ethernet, IEEE 1394
and USB channels.
Forthcoming
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US II, US IIi, US IIe,
US IIIi, US III
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33 MHz PCI
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272-pin PBGA
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Forthcoming
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UPA Systemboard Chips
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XB1, Crossbar Switch
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STP2230SOP-100
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UPA Data Cross Bar Switch for uniprocessor
based systems to support data transfers
between the processor, memory and I/O.
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US-II
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83 MHz / 100 MHz
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48-pin SOP
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User's Manual
PDF
Datasheet
PDF
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U2P
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STP2223BGA
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UPA to PCI bus adapter interfaces between
the UPA system bus and two 64- bit PCI bus
segments (33 MHz and 66 MHz).
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US-II
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83 MHz / 100 MHz / 120 MHz UPA
33 MHz / 66 MHz PCI
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456-pin PBGA/ 4 layers
Solder Ball Grid
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User's Manual
PDF
Datasheet
PDF
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