Video DRAM, 256KX16, 60ns, CMOS, PDSO64, PLASTIC, SSOP-64
| Parameter Name | Attribute value |
| Maker | NEC Electronics |
| package instruction | PLASTIC, SSOP-64 |
| Reach Compliance Code | unknow |
| access mode | FAST PAGE WITH EDO |
| Maximum access time | 60 ns |
| Other features | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 16 SAM PORT |
| JESD-30 code | R-PDSO-G64 |
| memory density | 4194304 bi |
| Memory IC Type | VIDEO DRAM |
| memory width | 16 |
| Number of functions | 1 |
| Number of ports | 2 |
| Number of terminals | 64 |
| word count | 262144 words |
| character code | 256000 |
| Operating mode | ASYNCHRONOUS |
| Maximum operating temperature | 70 °C |
| Minimum operating temperature | |
| organize | 256KX16 |
| Output characteristics | 3-STATE |
| Package body material | PLASTIC/EPOXY |
| encapsulated code | SSOP |
| Package shape | RECTANGULAR |
| Package form | SMALL OUTLINE, SHRINK PITCH |
| Certification status | Not Qualified |
| refresh cycle | 512 |
| Maximum seat height | 2.3 mm |
| Maximum supply voltage (Vsup) | 3.6 V |
| Minimum supply voltage (Vsup) | 3 V |
| Nominal supply voltage (Vsup) | 3.3 V |
| surface mount | YES |
| technology | CMOS |
| Temperature level | COMMERCIAL |
| Terminal form | GULL WING |
| Terminal pitch | 0.8 mm |
| Terminal location | DUAL |
| width | 11.8 mm |
| UPD482445LGW-60 | UPD482444GW-80 | UPD482445LGW-70 | UPD482445GW-80 | UPD482445LGW-80 | |
|---|---|---|---|---|---|
| Description | Video DRAM, 256KX16, 60ns, CMOS, PDSO64, PLASTIC, SSOP-64 | Video DRAM, 256KX16, 80ns, CMOS, PDSO64, PLASTIC, SSOP-64 | Video DRAM, 256KX16, 70ns, CMOS, PDSO64, PLASTIC, SSOP-64 | Video DRAM, 256KX16, 80ns, CMOS, PDSO64, PLASTIC, SSOP-64 | Video DRAM, 256KX16, 80ns, CMOS, PDSO64, PLASTIC, SSOP-64 |
| package instruction | PLASTIC, SSOP-64 | PLASTIC, SSOP-64 | PLASTIC, SSOP-64 | PLASTIC, SSOP-64 | PLASTIC, SSOP-64 |
| Reach Compliance Code | unknow | unknown | unknown | unknown | unknown |
| access mode | FAST PAGE WITH EDO | FAST PAGE | FAST PAGE WITH EDO | FAST PAGE WITH EDO | FAST PAGE WITH EDO |
| Maximum access time | 60 ns | 80 ns | 70 ns | 80 ns | 80 ns |
| Other features | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 16 SAM PORT | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 16 SAM PORT | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 16 SAM PORT | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 16 SAM PORT | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 16 SAM PORT |
| JESD-30 code | R-PDSO-G64 | R-PDSO-G64 | R-PDSO-G64 | R-PDSO-G64 | R-PDSO-G64 |
| memory density | 4194304 bi | 4194304 bit | 4194304 bit | 4194304 bit | 4194304 bit |
| Memory IC Type | VIDEO DRAM | VIDEO DRAM | VIDEO DRAM | VIDEO DRAM | VIDEO DRAM |
| memory width | 16 | 16 | 16 | 16 | 16 |
| Number of functions | 1 | 1 | 1 | 1 | 1 |
| Number of ports | 2 | 2 | 2 | 2 | 2 |
| Number of terminals | 64 | 64 | 64 | 64 | 64 |
| word count | 262144 words | 262144 words | 262144 words | 262144 words | 262144 words |
| character code | 256000 | 256000 | 256000 | 256000 | 256000 |
| Operating mode | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS |
| Maximum operating temperature | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C |
| organize | 256KX16 | 256KX16 | 256KX16 | 256KX16 | 256KX16 |
| Output characteristics | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| Package body material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| encapsulated code | SSOP | SSOP | SSOP | SSOP | SSOP |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE, SHRINK PITCH |
| Certification status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| refresh cycle | 512 | 512 | 512 | 512 | 512 |
| Maximum seat height | 2.3 mm | 2.3 mm | 2.3 mm | 2.3 mm | 2.3 mm |
| Maximum supply voltage (Vsup) | 3.6 V | 5.5 V | 3.6 V | 5.5 V | 3.6 V |
| Minimum supply voltage (Vsup) | 3 V | 4.5 V | 3 V | 4.5 V | 3 V |
| Nominal supply voltage (Vsup) | 3.3 V | 5 V | 3.3 V | 5 V | 3.3 V |
| surface mount | YES | YES | YES | YES | YES |
| technology | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature level | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| Terminal form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal pitch | 0.8 mm | 0.8 mm | 0.8 mm | 0.8 mm | 0.8 mm |
| Terminal location | DUAL | DUAL | DUAL | DUAL | DUAL |
| width | 11.8 mm | 11.8 mm | 11.8 mm | 11.8 mm | 11.8 mm |
| Base Number Matches | - | 1 | 1 | 1 | - |