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供应 PCI2250PCM 桥接器
PCI2250PCM
特性
- Configurable for PCI Power Management Interface Specification Revision 1.0 or 1.1 support
- Compact-PCI friendly silicon as defined in the Compact-PCI Hot Swap Specification
- 3.3-V core logic with universal PCI interface compatible with 3.3-V and 5-V PCI signaling environments
- Two 32-bit, 33-MHz PCI buses
- Provides internal two-tier arbitration for up to four secondary bus masters and supports an external secondary bus arbiter
- Burst data transfers with pipeline architecture to maximize data throughput in both directions
- Provides programmable extension windows and port decode options
- Independent read and write buffers for each direction
- Provides five secondary PCI clock outputs
- Predictable latency per PCI Local Bus Specification
- Propagates bus locking
- Secondary bus is driven low during reset
- Provides VGA palette memory and I/O, and subtractive decoding options
- Advanced submicron, low-power CMOS technology
- Fully compliant with PCI-to-PCI Bridge Architecture Specification
- Packaged in 160-pin QFP (PCM) and 176-pin thin QFP (PGF)
