54F189LLQB
STANDARD SRAM, 16X4, 32NS, CMOSManufacturer: National Semiconductor
Categories: Memory
Quality Control: Learn More
The National Semiconductor 54F189LLQB is a standard 16 x 4 bit SRAM, offering 64 bits of parallel volatile memory. This component features a 32 ns access time and a write cycle time of 37.5 ns. Operating from a 4.5V to 5.5V supply, it is built using RAM technology and packaged in a 20-LCCC (8.89x8.89) for surface mounting. The 54F series component is designed for robust operation across a wide temperature range of -55°C to 125°C (TA). Applications for this device span across industrial and military sectors where reliable, high-speed memory is critical.
Additional Information
Series: 54FRoHS Status: Not applicableManufacturer Lead Time: No lead time information availableProduct Status: ActivePackaging: BulkDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Bulk |
| Package / Case | 20-CLCC |
| Mounting Type | Surface Mount |
| Memory Size | 64bit |
| Memory Type | Volatile |
| Operating Temperature | -55°C ~ 125°C (TA) |
| Voltage - Supply | 4.5V ~ 5.5V |
| Technology | RAM |
| Memory Format | RAM |
| Supplier Device Package | 20-LCCC (8.89x8.89) |
| Write Cycle Time - Word, Page | 37.5ns |
| Memory Interface | Parallel |
| Access Time | 32 ns |
| Memory Organization | 16 x 4 |
| Programmable | Not Verified |
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