Asynchronous FIFO memory, 4.5Kb density, organized as 512 words by 9 bits. Features a 20ns access time and unidirectional data flow. Operates from a 5V supply voltage with a maximum supply current of 90mA. Packaged in a 32-pin PLCC for surface mounting, with an operating temperature range of -40°C to 85°C. RoHS compliant with retransmit capability.
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Cypress CY7C421-20JXI technical specifications.
| Access Time | 20ns |
| Access Time-Max | 20ns |
| Bus Directional | Unidirectional |
| Package/Case | PLCC |
| Data Bus Width | 9b |
| Density | 4.5Kb |
| Direction | Unidirectional |
| FWFT Support | No |
| Max Operating Temperature | 85°C |
| Max Supply Current | 90mA |
| Max Supply Voltage | 5.5V |
| Memory Size | 4.5Kb |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 4.5V |
| Mount | Surface Mount |
| Number of Circuits | 2 |
| Operating Supply Voltage | 5V |
| Organization | 512X9 |
| Package Quantity | 30 |
| Packaging | Rail/Tube |
| Programmable Flags Support | No |
| Radiation Hardening | No |
| Retransmit Capability | Yes |
| RoHS Compliant | Yes |
| Series | CY7C |
| Supply Current | 90mA |
| Sync/Async | Asynchronous |
| Word Size | 9b |
| RoHS | Compliant |
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