Cypress (Infineon) CY7C1381D-100AXCT, 18Mbit synchronous SDR SRAM, 512K×36 organization, 100MHz clock, 8.5ns access time, 3.3V supply, 100-LQFP, 0°C to 70°C, Tape & Reel.
| Parameter | Value |
|---|---|
| Memory type | Volatile |
| Mounting | Surface Mount |
| Supply voltage | 3.135V ~ 3.6V |
| Clock frequency | 100 MHz |
| Memory interface | Parallel |
| Operating temperature | 0°C~70°C(TA) |
| Package | Tape & Reel (TR) |
| Technology | SRAM - Synchronous, SDR |
| Access time | 8.5 ns |
| Memory size | 18Mbit |
| Memory format | SRAM |
| Case | 100-LQFP |
| Memory organization | 512K x 36 |
The 0°C to 70°C operating range limits this SRAM to temperature-controlled environments: telecom central offices, data-center line cards, test equipment, and office-grade networking gear. It is not rated for industrial or automotive use.
No direct Infineon-published pin-compatible replacement exists for this exact 512K × 36 synchronous SDR SRAM. For a drop-in fit, you would need to evaluate other 100-pin LQFP synchronous SRAMs with the same 36-bit organization and 3.3 V supply, but Infineon has not designated a successor.
It is supplied in a 100-LQFP (14x20 mm) package, shipped in Tape & Reel.