EDO DRAM, 256KX16, 45ns, CMOS, PDSO40, 0.400 INCH, PLASTIC, SOJ-40
| Parameter Name | Attribute value |
| Is it Rohs certified? | incompatible |
| Maker | ALSC [Alliance Semiconductor Corporation] |
| Parts packaging code | SOJ |
| package instruction | SOJ, SOJ40,.44 |
| Contacts | 40 |
| Reach Compliance Code | unknown |
| ECCN code | EAR99 |
| access mode | FAST PAGE WITH EDO |
| Maximum access time | 45 ns |
| Other features | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH/SELF REFRESH |
| I/O type | COMMON |
| JESD-30 code | R-PDSO-J40 |
| JESD-609 code | e0 |
| length | 26.0985 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 |
| Encapsulate equivalent code | SOJ40,.44 |
| Package shape | RECTANGULAR |
| Package form | SMALL OUTLINE |
| Peak Reflow Temperature (Celsius) | 225 |
| power supply | 3.3 V |
| Certification status | Not Qualified |
| refresh cycle | 512 |
| Maximum seat height | 3.76 mm |
| self refresh | YES |
| Maximum standby current | 0.0002 A |
| Maximum slew rate | 0.06 mA |
| 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 surface | Tin/Lead (Sn/Pb) |
| Terminal form | J BEND |
| Terminal pitch | 1.27 mm |
| Terminal location | DUAL |
| Maximum time at peak reflow temperature | NOT SPECIFIED |
| width | 10.16 mm |
| Base Number Matches | 1 |
| AS4LC256K16E0-45JC | AS4LC256K16E0-60TC | AS4LC256K16E0-35JC | AS4LC256K16E0-45TC | AS4LC256K16E0-60JC | |
|---|---|---|---|---|---|
| Description | EDO DRAM, 256KX16, 45ns, CMOS, PDSO40, 0.400 INCH, PLASTIC, SOJ-40 | EDO DRAM, 256KX16, 60ns, CMOS, PDSO40, 0.400 INCH, TSOP2-44/40 | EDO DRAM, 256KX16, 35ns, CMOS, PDSO40, 0.400 INCH, PLASTIC, SOJ-40 | EDO DRAM, 256KX16, 45ns, CMOS, PDSO40, 0.400 INCH, TSOP2-44/40 | EDO DRAM, 256KX16, 60ns, CMOS, PDSO40, 0.400 INCH, PLASTIC, SOJ-40 |
| Is it Rohs certified? | incompatible | incompatible | incompatible | incompatible | incompatible |
| Maker | ALSC [Alliance Semiconductor Corporation] | ALSC [Alliance Semiconductor Corporation] | ALSC [Alliance Semiconductor Corporation] | ALSC [Alliance Semiconductor Corporation] | ALSC [Alliance Semiconductor Corporation] |
| Parts packaging code | SOJ | TSOP2 | SOJ | TSOP2 | SOJ |
| package instruction | SOJ, SOJ40,.44 | TSOP2, TSOP40/44,.46,32 | SOJ, SOJ40,.44 | TSOP2, TSOP40/44,.46,32 | SOJ, SOJ40,.44 |
| Contacts | 40 | 44 | 40 | 44 | 40 |
| Reach Compliance Code | unknown | unknown | unknown | unknown | unknown |
| ECCN code | EAR99 | EAR99 | EAR99 | EAR99 | EAR99 |
| access mode | FAST PAGE WITH EDO | FAST PAGE WITH EDO | FAST PAGE WITH EDO | FAST PAGE WITH EDO | FAST PAGE WITH EDO |
| Maximum access time | 45 ns | 60 ns | 35 ns | 45 ns | 60 ns |
| Other features | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH/SELF REFRESH | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH/SELF REFRESH | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH/SELF REFRESH | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH/SELF REFRESH | RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH/SELF REFRESH |
| I/O type | COMMON | COMMON | COMMON | COMMON | COMMON |
| JESD-30 code | R-PDSO-J40 | R-PDSO-G40 | R-PDSO-J40 | R-PDSO-G40 | R-PDSO-J40 |
| JESD-609 code | e0 | e0 | e0 | e0 | e0 |
| length | 26.0985 mm | 18.41 mm | 26.0985 mm | 18.41 mm | 26.0985 mm |
| memory density | 4194304 bit | 4194304 bit | 4194304 bit | 4194304 bit | 4194304 bit |
| Memory IC Type | EDO DRAM | EDO DRAM | EDO DRAM | EDO DRAM | EDO DRAM |
| memory width | 16 | 16 | 16 | 16 | 16 |
| Number of functions | 1 | 1 | 1 | 1 | 1 |
| Number of ports | 1 | 1 | 1 | 1 | 1 |
| Number of terminals | 40 | 40 | 40 | 40 | 40 |
| 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 | SOJ | TSOP2 | SOJ | TSOP2 | SOJ |
| Encapsulate equivalent code | SOJ40,.44 | TSOP40/44,.46,32 | SOJ40,.44 | TSOP40/44,.46,32 | SOJ40,.44 |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE | SMALL OUTLINE |
| power supply | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Certification status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| refresh cycle | 512 | 512 | 512 | 512 | 512 |
| Maximum seat height | 3.76 mm | 1.2 mm | 3.76 mm | 1.2 mm | 3.76 mm |
| self refresh | YES | YES | YES | YES | YES |
| Maximum standby current | 0.0002 A | 0.0002 A | 0.0002 A | 0.0002 A | 0.0002 A |
| Maximum slew rate | 0.06 mA | 0.05 mA | 0.07 mA | 0.06 mA | 0.05 mA |
| Maximum supply voltage (Vsup) | 3.6 V | 3.6 V | 3.6 V | 3.6 V | 3.6 V |
| Minimum supply voltage (Vsup) | 3 V | 3 V | 3 V | 3 V | 3 V |
| Nominal supply voltage (Vsup) | 3.3 V | 3.3 V | 3.3 V | 3.3 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 surface | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) |
| Terminal form | J BEND | GULL WING | J BEND | GULL WING | J BEND |
| Terminal pitch | 1.27 mm | 0.8 mm | 1.27 mm | 0.8 mm | 1.27 mm |
| Terminal location | DUAL | DUAL | DUAL | DUAL | DUAL |
| width | 10.16 mm | 10.16 mm | 10.16 mm | 10.16 mm | 10.16 mm |
| Peak Reflow Temperature (Celsius) | 225 | 240 | - | 240 | 225 |
| Maximum time at peak reflow temperature | NOT SPECIFIED | NOT SPECIFIED | - | NOT SPECIFIED | NOT SPECIFIED |
| Base Number Matches | 1 | 1 | 1 | 1 | - |
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