Fast Page DRAM, 256KX4, 60ns, CMOS, PDIP20, PLASTIC, DIP-20
| Parameter Name | Attribute value |
| Maker | NEC Electronics |
| package instruction | PLASTIC, DIP-20 |
| Reach Compliance Code | unknown |
| access mode | FAST PAGE |
| Maximum access time | 60 ns |
| Other features | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH |
| JESD-30 code | R-PDIP-T20 |
| memory density | 1048576 bit |
| Memory IC Type | FAST PAGE DRAM |
| memory width | 4 |
| Number of functions | 1 |
| Number of ports | 1 |
| Number of terminals | 20 |
| word count | 262144 words |
| character code | 256000 |
| Operating mode | ASYNCHRONOUS |
| Maximum operating temperature | 70 °C |
| Minimum operating temperature | |
| organize | 256KX4 |
| Output characteristics | 3-STATE |
| Package body material | PLASTIC/EPOXY |
| encapsulated code | DIP |
| Package shape | RECTANGULAR |
| Package form | IN-LINE |
| Certification status | Not Qualified |
| refresh cycle | 512 |
| Maximum seat height | 5.08 mm |
| Maximum supply voltage (Vsup) | 5.5 V |
| Minimum supply voltage (Vsup) | 4.5 V |
| Nominal supply voltage (Vsup) | 5 V |
| surface mount | NO |
| technology | CMOS |
| Temperature level | COMMERCIAL |
| Terminal form | THROUGH-HOLE |
| Terminal pitch | 2.54 mm |
| Terminal location | DUAL |
| width | 7.62 mm |
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