Fast Page DRAM, 256KX4, 80ns, CMOS, PZIP20, 0.400 INCH, PLASTIC, ZIP-20
| Parameter Name | Attribute value |
| Is it Rohs certified? | incompatible |
| Maker | SHARP |
| package instruction | 0.400 INCH, PLASTIC, ZIP-20 |
| Reach Compliance Code | unknown |
| access mode | FAST PAGE |
| Maximum access time | 80 ns |
| Other features | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH |
| JESD-30 code | R-PZIP-T20 |
| JESD-609 code | e0 |
| length | 25.8 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 | ZIP |
| Package shape | RECTANGULAR |
| Package form | IN-LINE |
| Peak Reflow Temperature (Celsius) | NOT SPECIFIED |
| Certification status | Not Qualified |
| refresh cycle | 512 |
| Maximum seat height | 10.1 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 surface | Tin/Lead (Sn/Pb) |
| Terminal form | THROUGH-HOLE |
| Terminal pitch | 1.27 mm |
| Terminal location | ZIG-ZAG |
| Maximum time at peak reflow temperature | NOT SPECIFIED |
| width | 2.85 mm |
| LH604256Z-80A | LH604256D-10A | LH604256K-80A | LH604256Z-10A | LH604256K-10A | LH604256D-80A | |
|---|---|---|---|---|---|---|
| Description | Fast Page DRAM, 256KX4, 80ns, CMOS, PZIP20, 0.400 INCH, PLASTIC, ZIP-20 | Fast Page DRAM, 256KX4, 100ns, CMOS, PDIP20, 0.300 INCH, PLASTIC, DIP-20 | Fast Page DRAM, 256KX4, 80ns, CMOS, PDSO20, 0.300 INCH, PLASTIC, SOJ-26/20 | Fast Page DRAM, 256KX4, 100ns, CMOS, PZIP20, 0.400 INCH, PLASTIC, ZIP-20 | Fast Page DRAM, 256KX4, 100ns, CMOS, PDSO20, 0.300 INCH, PLASTIC, SOJ-26/20 | Fast Page DRAM, 256KX4, 80ns, CMOS, PDIP20, 0.300 INCH, PLASTIC, DIP-20 |
| Is it Rohs certified? | incompatible | incompatible | incompatible | incompatible | incompatible | incompatible |
| package instruction | 0.400 INCH, PLASTIC, ZIP-20 | 0.300 INCH, PLASTIC, DIP-20 | 0.300 INCH, PLASTIC, SOJ-26/20 | 0.400 INCH, PLASTIC, ZIP-20 | 0.300 INCH, PLASTIC, SOJ-26/20 | 0.300 INCH, PLASTIC, DIP-20 |
| Reach Compliance Code | unknown | unknown | unknown | unknown | unknown | unknown |
| access mode | FAST PAGE | FAST PAGE | FAST PAGE | FAST PAGE | FAST PAGE | FAST PAGE |
| Maximum access time | 80 ns | 100 ns | 80 ns | 100 ns | 100 ns | 80 ns |
| Other features | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH | 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-PZIP-T20 | R-PDIP-T20 | R-PDSO-J20 | R-PZIP-T20 | R-PDSO-J20 | R-PDIP-T20 |
| JESD-609 code | e0 | e0 | e0 | e0 | e0 | e0 |
| length | 25.8 mm | 24.5 mm | 17.2 mm | 25.8 mm | 17.2 mm | 24.5 mm |
| memory density | 1048576 bit | 1048576 bit | 1048576 bit | 1048576 bit | 1048576 bit | 1048576 bit |
| Memory IC Type | FAST PAGE DRAM | FAST PAGE DRAM | FAST PAGE DRAM | FAST PAGE DRAM | FAST PAGE DRAM | FAST PAGE DRAM |
| memory width | 4 | 4 | 4 | 4 | 4 | 4 |
| Number of functions | 1 | 1 | 1 | 1 | 1 | 1 |
| Number of ports | 1 | 1 | 1 | 1 | 1 | 1 |
| Number of terminals | 20 | 20 | 20 | 20 | 20 | 20 |
| word count | 262144 words | 262144 words | 262144 words | 262144 words | 262144 words | 262144 words |
| character code | 256000 | 256000 | 256000 | 256000 | 256000 | 256000 |
| Operating mode | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS |
| Maximum operating temperature | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C |
| organize | 256KX4 | 256KX4 | 256KX4 | 256KX4 | 256KX4 | 256KX4 |
| Output characteristics | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| Package body material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| encapsulated code | ZIP | DIP | SOJ | ZIP | SOJ | DIP |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | IN-LINE | IN-LINE | SMALL OUTLINE | IN-LINE | SMALL OUTLINE | IN-LINE |
| Peak Reflow Temperature (Celsius) | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| Certification status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| refresh cycle | 512 | 512 | 512 | 512 | 512 | 512 |
| Maximum seat height | 10.1 mm | 4.4 mm | 3.7 mm | 10.1 mm | 3.7 mm | 4.4 mm |
| Maximum supply voltage (Vsup) | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V |
| Minimum supply voltage (Vsup) | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V |
| Nominal supply voltage (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| surface mount | NO | NO | YES | NO | YES | NO |
| technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature level | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| Terminal surface | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) |
| Terminal form | THROUGH-HOLE | THROUGH-HOLE | J BEND | THROUGH-HOLE | J BEND | THROUGH-HOLE |
| Terminal pitch | 1.27 mm | 2.54 mm | 1.25 mm | 1.27 mm | 1.25 mm | 2.54 mm |
| Terminal location | ZIG-ZAG | DUAL | DUAL | ZIG-ZAG | DUAL | DUAL |
| Maximum time at peak reflow temperature | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| width | 2.85 mm | 7.62 mm | 8.43 mm | 2.85 mm | 8.43 mm | 7.62 mm |
| Maker | SHARP | - | - | SHARP | SHARP | SHARP |
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