Standard SRAM, 256KX1, 45ns, CMOS, CQCC28, CERAMIC, LCC-28
| Parameter Name | Attribute value |
| Is it Rohs certified? | incompatible |
| Maker | White Electronic Designs Corporation |
| package instruction | CERAMIC, LCC-28 |
| Reach Compliance Code | unknown |
| Maximum access time | 45 ns |
| I/O type | SEPARATE |
| JESD-30 code | R-CQCC-N28 |
| memory density | 262144 bit |
| Memory IC Type | STANDARD SRAM |
| memory width | 1 |
| Number of terminals | 28 |
| word count | 262144 words |
| character code | 256000 |
| Operating mode | ASYNCHRONOUS |
| Maximum operating temperature | 70 °C |
| Minimum operating temperature | |
| organize | 256KX1 |
| Output characteristics | 3-STATE |
| Package body material | CERAMIC, METAL-SEALED COFIRED |
| encapsulated code | QCCN |
| Encapsulate equivalent code | LCC28,.35X.55 |
| Package shape | RECTANGULAR |
| Package form | CHIP CARRIER |
| Parallel/Serial | PARALLEL |
| power supply | 5 V |
| Certification status | Not Qualified |
| Maximum standby current | 0.003 A |
| Minimum standby current | 4.5 V |
| Maximum slew rate | 0.12 mA |
| Nominal supply voltage (Vsup) | 5 V |
| surface mount | YES |
| technology | CMOS |
| Temperature level | COMMERCIAL |
| Terminal form | NO LEAD |
| Terminal pitch | 1.27 mm |
| Terminal location | QUAD |
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