CY7C09449PV-AC

09449PV CY7C09449PV-AC 128 Kb Dual-Port SRAM with PCI Bus Controller (PCI-DP) Features 128 Kb of dual-ported shared memory Master and Target PCI Specification 2.2 compliant in- terface Embedded host bridge capability Direct interface to many microprocessors I2O message transport unit; includes four 32-bit, 32- entry FIFO Local bus clock rates up to 50 MHz Single 3.3V Power Supply including compatibility with 3V and 5V PCI Bus signaling 160-pin thin plastic quad flat package Introduction The CY7C09449PV is one of the PCI interface controllers in the Cypress Semiconductor PCI-DP™ family. The CY7C09449PV provides a PCI master/target interface with direct connections to many popular microprocessors. It provides 128 Kb of dual-port SRAM that is used as shared memory between the local microprocessor and the PCI bus. An I2O message unit, complete with message queues and interrupt capability, is also provided. The CY7C09449PV allows the designer to interfac...