
Cypress Semiconductor
Features
• High-speed, low-power, unidirectional, first-in first-out (FIFO) memories w/bus matching capabilities
• 64K x 80 (CY7C4808V25)
• 16K x 80 (CY7C4806V25)
• 4K x 80 (CY7C4804V25)
• 2.5V ± 100 mV power supply
• All I/Os are 1.5V HSTL
• Individual clock frequency up to 200 MHz (5 ns read/write cycle times)
• High-speed access with tA = 3.3 ns
• Bus matching on both ports: x80, x40, x20, x10
• Free-running CLKA and CLKB. Clocks may be asynchronous or coincident
• CY standard or First-Word Fall-Through modes
• Serial and parallel programming of Almost Empty/Full flags, each with 3 default values (8, 16, 64)
• Master and Partial reset capability
• Retransmit capability
• Big or Little Endian format on Port B
• 288 FBGA 19 mm x 19 mm (1.0-mm ball pitch) packaging
• Width and depth expansion capability
• Fabricated using Cypress 0.21-micron CMOS Technology for optimum speed/power