EDO DRAM, 256KX16, 60ns, CMOS, PDSO40, 0.400 INCH, PLASTIC, SOJ-40
| Parameter Name | Attribute value |
| Maker | NEC Electronics |
| package instruction | SOJ, |
| Reach Compliance Code | unknown |
| access mode | FAST PAGE WITH EDO |
| Maximum access time | 60 ns |
| Other features | RAS ONLY/CAS BEFORE RAS/HIDDEN/SELF REFRESH |
| JESD-30 code | R-PDSO-J40 |
| length | 26.29 mm |
| memory density | 4194304 bit |
| Memory IC Type | EDO DRAM |
| memory width | 16 |
| Number of functions | 1 |
| Number of ports | 1 |
| Number of terminals | 40 |
| 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 | SOJ |
| Package shape | RECTANGULAR |
| Package form | SMALL OUTLINE |
| Certification status | Not Qualified |
| refresh cycle | 512 |
| Maximum seat height | 3.7 mm |
| self refresh | YES |
| 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 | 10.16 mm |





| UPD42S4210LE-60-A | UPD424210LE-60-A | UPD42S4210G5-60-7JF-A | |
|---|---|---|---|
| Description | EDO DRAM, 256KX16, 60ns, CMOS, PDSO40, 0.400 INCH, PLASTIC, SOJ-40 | EDO DRAM, 256KX16, 60ns, CMOS, PDSO40, 0.400 INCH, PLASTIC, SOJ-40 | EDO DRAM, 256KX16, 60ns, CMOS, PDSO44, 0.400 INCH, PLASTIC, TSOP2-44 |
| Maker | NEC Electronics | NEC Electronics | NEC Electronics |
| package instruction | SOJ, | 0.400 INCH, PLASTIC, SOJ-40 | TSOP2, |
| Reach Compliance Code | unknown | unknown | unknown |
| access mode | FAST PAGE WITH EDO | FAST PAGE WITH EDO | FAST PAGE WITH EDO |
| Maximum access time | 60 ns | 60 ns | 60 ns |
| Other features | RAS ONLY/CAS BEFORE RAS/HIDDEN/SELF REFRESH | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH | RAS ONLY/CAS BEFORE RAS/HIDDEN/SELF REFRESH |
| JESD-30 code | R-PDSO-J40 | R-PDSO-J40 | R-PDSO-G44 |
| length | 26.29 mm | 26.29 mm | 18.41 mm |
| memory density | 4194304 bit | 4194304 bit | 4194304 bit |
| Memory IC Type | EDO DRAM | EDO DRAM | EDO DRAM |
| memory width | 16 | 16 | 16 |
| Number of functions | 1 | 1 | 1 |
| Number of ports | 1 | 1 | 1 |
| Number of terminals | 40 | 40 | 44 |
| 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 | 256KX16 | 256KX16 | 256KX16 |
| Output characteristics | 3-STATE | 3-STATE | 3-STATE |
| Package body material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| encapsulated code | SOJ | SOJ | TSOP2 |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE |
| Certification status | Not Qualified | Not Qualified | Not Qualified |
| refresh cycle | 512 | 512 | 512 |
| Maximum seat height | 3.7 mm | 3.7 mm | 1.2 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 | GULL WING |
| Terminal pitch | 1.27 mm | 1.27 mm | 0.8 mm |
| Terminal location | DUAL | DUAL | DUAL |
| width | 10.16 mm | 10.16 mm | 10.16 mm |
| self refresh | YES | - | YES |