Flash, 256KX8, 90ns, PDSO44, 0.600 INCH, PLASTIC, SOP-44
| Parameter Name | Attribute value |
| Is it lead-free? | Contains lead |
| Is it Rohs certified? | incompatible |
| Maker | ALSC [Alliance Semiconductor Corporation] |
| Parts packaging code | SOIC |
| package instruction | 0.600 INCH, PLASTIC, SOP-44 |
| Contacts | 44 |
| Reach Compliance Code | unknown |
| ECCN code | EAR99 |
| Maximum access time | 90 ns |
| startup block | TOP |
| command user interface | YES |
| Data polling | YES |
| Durability | 10000 Write/Erase Cycles |
| JESD-30 code | R-PDSO-G44 |
| JESD-609 code | e0 |
| length | 28.2 mm |
| memory density | 2097152 bit |
| Memory IC Type | FLASH |
| memory width | 8 |
| Number of functions | 1 |
| Number of departments/size | 1,2,1,3 |
| Number of terminals | 44 |
| word count | 262144 words |
| character code | 256000 |
| Operating mode | ASYNCHRONOUS |
| Maximum operating temperature | 85 °C |
| Minimum operating temperature | -40 °C |
| organize | 256KX8 |
| Output characteristics | 3-STATE |
| Package body material | PLASTIC/EPOXY |
| encapsulated code | SOP |
| Encapsulate equivalent code | SOP44,.63 |
| Package shape | RECTANGULAR |
| Package form | SMALL OUTLINE |
| Parallel/Serial | PARALLEL |
| Peak Reflow Temperature (Celsius) | NOT SPECIFIED |
| power supply | 5 V |
| Programming voltage | 5 V |
| Certification status | Not Qualified |
| Maximum seat height | 2.8 mm |
| Department size | 16K,8K,32K,64K |
| Maximum standby current | 0.00001 A |
| Maximum slew rate | 0.06 mA |
| 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 | INDUSTRIAL |
| Terminal surface | Tin/Lead (Sn/Pb) |
| Terminal form | GULL WING |
| Terminal pitch | 1.27 mm |
| Terminal location | DUAL |
| Maximum time at peak reflow temperature | NOT SPECIFIED |
| switch bit | YES |
| type | NOR TYPE |
| width | 13.3 mm |
| Base Number Matches | 1 |
| AS29F002T-90SI | AS29F002T-70SI | AS29F002B-120SI | AS29F002B-55SC | AS29F002B-70SI | AS29F002B-90SI | AS29F002T-120SI | |
|---|---|---|---|---|---|---|---|
| Description | Flash, 256KX8, 90ns, PDSO44, 0.600 INCH, PLASTIC, SOP-44 | Flash, 256KX8, 70ns, PDSO44, 0.600 INCH, PLASTIC, SOP-44 | Flash, 256KX8, 120ns, PDSO44, 0.600 INCH, PLASTIC, SOP-44 | Flash, 256KX8, 55ns, PDSO44, 0.600 INCH, PLASTIC, SOP-44 | Flash, 256KX8, 70ns, PDSO44, 0.600 INCH, PLASTIC, SOP-44 | Flash, 256KX8, 90ns, PDSO44, 0.600 INCH, PLASTIC, SOP-44 | Flash, 256KX8, 120ns, PDSO44, 0.600 INCH, PLASTIC, SOP-44 |
| Is it lead-free? | Contains lead | Contains lead | Contains lead | Contains lead | Contains lead | Contains lead | Contains lead |
| Is it Rohs certified? | incompatible | incompatible | 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] | ALSC [Alliance Semiconductor Corporation] | ALSC [Alliance Semiconductor Corporation] |
| Parts packaging code | SOIC | SOIC | SOIC | SOIC | SOIC | SOIC | SOIC |
| package instruction | 0.600 INCH, PLASTIC, SOP-44 | 0.600 INCH, PLASTIC, SOP-44 | SOP, SOP44,.63 | 0.600 INCH, PLASTIC, SOP-44 | 0.600 INCH, PLASTIC, SOP-44 | SOP, SOP44,.63 | 0.600 INCH, PLASTIC, SOP-44 |
| Contacts | 44 | 44 | 44 | 44 | 44 | 44 | 44 |
| Reach Compliance Code | unknown | unknown | unknown | unknown | unknown | unknown | unknown |
| ECCN code | EAR99 | EAR99 | EAR99 | EAR99 | EAR99 | EAR99 | EAR99 |
| Maximum access time | 90 ns | 70 ns | 120 ns | 55 ns | 70 ns | 90 ns | 120 ns |
| startup block | TOP | TOP | BOTTOM | BOTTOM | BOTTOM | BOTTOM | TOP |
| command user interface | YES | YES | YES | YES | YES | YES | YES |
| Data polling | YES | YES | YES | YES | YES | YES | YES |
| Durability | 10000 Write/Erase Cycles | 10000 Write/Erase Cycles | 10000 Write/Erase Cycles | 10000 Write/Erase Cycles | 10000 Write/Erase Cycles | 10000 Write/Erase Cycles | 10000 Write/Erase Cycles |
| JESD-30 code | R-PDSO-G44 | R-PDSO-G44 | R-PDSO-G44 | R-PDSO-G44 | R-PDSO-G44 | R-PDSO-G44 | R-PDSO-G44 |
| JESD-609 code | e0 | e0 | e0 | e0 | e0 | e0 | e0 |
| length | 28.2 mm | 28.2 mm | 28.2 mm | 28.2 mm | 28.2 mm | 28.2 mm | 28.2 mm |
| memory density | 2097152 bit | 2097152 bit | 2097152 bit | 2097152 bit | 2097152 bit | 2097152 bit | 2097152 bit |
| Memory IC Type | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH | FLASH |
| memory width | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Number of functions | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Number of departments/size | 1,2,1,3 | 1,2,1,3 | 1,2,1,3 | 1,2,1,3 | 1,2,1,3 | 1,2,1,3 | 1,2,1,3 |
| Number of terminals | 44 | 44 | 44 | 44 | 44 | 44 | 44 |
| word count | 262144 words | 262144 words | 262144 words | 262144 words | 262144 words | 262144 words | 262144 words |
| character code | 256000 | 256000 | 256000 | 256000 | 256000 | 256000 | 256000 |
| Operating mode | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS |
| Maximum operating temperature | 85 °C | 85 °C | 85 °C | 70 °C | 85 °C | 85 °C | 85 °C |
| Minimum operating temperature | -40 °C | -40 °C | -40 °C | - | -40 °C | -40 °C | -40 °C |
| organize | 256KX8 | 256KX8 | 256KX8 | 256KX8 | 256KX8 | 256KX8 | 256KX8 |
| Output characteristics | 3-STATE | 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 | PLASTIC/EPOXY |
| encapsulated code | SOP | SOP | SOP | SOP | SOP | SOP | SOP |
| Encapsulate equivalent code | SOP44,.63 | SOP44,.63 | SOP44,.63 | SOP44,.63 | SOP44,.63 | SOP44,.63 | SOP44,.63 |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Parallel/Serial | PARALLEL | PARALLEL | PARALLEL | PARALLEL | PARALLEL | PARALLEL | PARALLEL |
| Peak Reflow Temperature (Celsius) | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| power supply | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Programming voltage | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Certification status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Maximum seat height | 2.8 mm | 2.8 mm | 2.8 mm | 2.8 mm | 2.8 mm | 2.8 mm | 2.8 mm |
| Department size | 16K,8K,32K,64K | 16K,8K,32K,64K | 16K,8K,32K,64K | 16K,8K,32K,64K | 16K,8K,32K,64K | 16K,8K,32K,64K | 16K,8K,32K,64K |
| Maximum standby current | 0.00001 A | 0.00001 A | 0.00001 A | 0.00001 A | 0.00001 A | 0.00001 A | 0.00001 A |
| Maximum slew rate | 0.06 mA | 0.06 mA | 0.06 mA | 0.06 mA | 0.06 mA | 0.06 mA | 0.06 mA |
| Maximum supply voltage (Vsup) | 5.5 V | 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 | 4.5 V |
| Nominal supply voltage (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| surface mount | YES | YES | YES | YES | YES | YES | YES |
| technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature level | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | COMMERCIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| 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) | Tin/Lead (Sn/Pb) |
| Terminal form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal pitch | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal location | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| Maximum time at peak reflow temperature | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| switch bit | YES | YES | YES | YES | YES | YES | YES |
| type | NOR TYPE | NOR TYPE | NOR TYPE | NOR TYPE | NOR TYPE | NOR TYPE | NOR TYPE |
| width | 13.3 mm | 13.3 mm | 13.3 mm | 13.3 mm | 13.3 mm | 13.3 mm | 13.3 mm |
| Base Number Matches | 1 | 1 | 1 | 1 | 1 | - | - |
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