Fast Page DRAM, 256KX4, 100ns, CMOS, PDSO20, 0.300 INCH, 1.27 MM PITCH, PLASTIC, SOJ-26/20
| Parameter Name | Attribute value |
| Maker | Mitsubishi |
| Parts packaging code | SOJ |
| package instruction | SOJ, |
| Contacts | 20 |
| Reach Compliance Code | unknown |
| ECCN code | EAR99 |
| access mode | FAST PAGE |
| Maximum access time | 100 ns |
| Other features | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH |
| JESD-30 code | R-PDSO-J20 |
| length | 17.5 mm |
| 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 | SOJ |
| Package shape | RECTANGULAR |
| Package form | SMALL OUTLINE |
| Certification status | Not Qualified |
| refresh cycle | 512 |
| Maximum seat height | 3.55 mm |
| Maximum supply voltage (Vsup) | 5.5 V |
| Minimum supply voltage (Vsup) | 4.5 V |
| Nominal supply voltage (Vsup) | 5 V |
| surface mount | YES |
| technology | CMOS |
| Temperature level | COMMERCIAL |
| Terminal form | J BEND |
| Terminal pitch | 1.27 mm |
| Terminal location | DUAL |
| width | 7.62 mm |
| M5M44256AJ-10T | M5M44256AJ-8T | M5M44256AJ-12T | |
|---|---|---|---|
| Description | Fast Page DRAM, 256KX4, 100ns, CMOS, PDSO20, 0.300 INCH, 1.27 MM PITCH, PLASTIC, SOJ-26/20 | Fast Page DRAM, 256KX4, 80ns, CMOS, PDSO20, 0.300 INCH, 1.27 MM PITCH, PLASTIC, SOJ-26/20 | Fast Page DRAM, 256KX4, 120ns, CMOS, PDSO20, 0.300 INCH, 1.27 MM PITCH, PLASTIC, SOJ-26/20 |
| Maker | Mitsubishi | Mitsubishi | Mitsubishi |
| Parts packaging code | SOJ | SOJ | SOJ |
| package instruction | SOJ, | SOJ, | SOJ, |
| Contacts | 20 | 20 | 20 |
| Reach Compliance Code | unknown | unknown | unknow |
| ECCN code | EAR99 | EAR99 | EAR99 |
| access mode | FAST PAGE | FAST PAGE | FAST PAGE |
| Maximum access time | 100 ns | 80 ns | 120 ns |
| Other features | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH |
| JESD-30 code | R-PDSO-J20 | R-PDSO-J20 | R-PDSO-J20 |
| length | 17.5 mm | 17.5 mm | 17.5 mm |
| memory density | 1048576 bit | 1048576 bit | 1048576 bi |
| Memory IC Type | FAST PAGE DRAM | FAST PAGE DRAM | FAST PAGE DRAM |
| memory width | 4 | 4 | 4 |
| Number of functions | 1 | 1 | 1 |
| Number of ports | 1 | 1 | 1 |
| Number of terminals | 20 | 20 | 20 |
| word count | 262144 words | 262144 words | 262144 words |
| character code | 256000 | 256000 | 256000 |
| Operating mode | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS |
| Maximum operating temperature | 70 °C | 70 °C | 70 °C |
| organize | 256KX4 | 256KX4 | 256KX4 |
| Output characteristics | 3-STATE | 3-STATE | 3-STATE |
| Package body material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| encapsulated code | SOJ | SOJ | SOJ |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Certification status | Not Qualified | Not Qualified | Not Qualified |
| refresh cycle | 512 | 512 | 512 |
| Maximum seat height | 3.55 mm | 3.55 mm | 3.55 mm |
| Maximum supply voltage (Vsup) | 5.5 V | 5.5 V | 5.5 V |
| Minimum supply voltage (Vsup) | 4.5 V | 4.5 V | 4.5 V |
| Nominal supply voltage (Vsup) | 5 V | 5 V | 5 V |
| surface mount | YES | YES | YES |
| technology | CMOS | CMOS | CMOS |
| Temperature level | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| Terminal form | J BEND | J BEND | J BEND |
| Terminal pitch | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal location | DUAL | DUAL | DUAL |
| width | 7.62 mm | 7.62 mm | 7.62 mm |
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