Standard SRAM, 32KX8, 15ns, CMOS, PDSO44
| Parameter Name | Attribute value |
| Maker | United Microelectronics Corporation |
| package instruction | , |
| Reach Compliance Code | unknown |
| ECCN code | EAR99 |
| Maximum access time | 15 ns |
| JESD-30 code | R-PDSO-G44 |
| memory density | 262144 bit |
| Memory IC Type | STANDARD SRAM |
| memory width | 8 |
| Number of functions | 1 |
| Number of ports | 1 |
| Number of terminals | 44 |
| word count | 32768 words |
| character code | 32000 |
| Operating mode | ASYNCHRONOUS |
| Maximum operating temperature | 70 °C |
| Minimum operating temperature | |
| organize | 32KX8 |
| Output characteristics | 3-STATE |
| Exportable | YES |
| Package body material | PLASTIC/EPOXY |
| Package shape | RECTANGULAR |
| Package form | SMALL OUTLINE |
| Parallel/Serial | PARALLEL |
| Certification status | Not Qualified |
| Minimum standby current | 3 V |
| 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 | GULL WING |
| Terminal location | DUAL |
| UM61256FS-15 | UM61256FK-15 | UM61256FK-12 | UM61256FM-25 | UM61256FS-12 | |
|---|---|---|---|---|---|
| Description | Standard SRAM, 32KX8, 15ns, CMOS, PDSO44 | Standard SRAM, 32KX8, 15ns, CMOS, PDIP28 | Standard SRAM, 32KX8, 12ns, CMOS, PDIP28 | Standard SRAM, 32KX8, 25ns, CMOS, PDSO28 | Standard SRAM, 32KX8, 12ns, CMOS, PDSO44 |
| Maker | United Microelectronics Corporation | United Microelectronics Corporation | United Microelectronics Corporation | United Microelectronics Corporation | United Microelectronics Corporation |
| Reach Compliance Code | unknown | unknown | unknown | unknown | unknow |
| ECCN code | EAR99 | EAR99 | EAR99 | EAR99 | EAR99 |
| Maximum access time | 15 ns | 15 ns | 12 ns | 25 ns | 12 ns |
| JESD-30 code | R-PDSO-G44 | R-PDIP-T28 | R-PDIP-T28 | R-PDSO-G28 | R-PDSO-G44 |
| memory density | 262144 bit | 262144 bit | 262144 bit | 262144 bit | 262144 bi |
| Memory IC Type | STANDARD SRAM | STANDARD SRAM | STANDARD SRAM | STANDARD SRAM | STANDARD SRAM |
| memory width | 8 | 8 | 8 | 8 | 8 |
| Number of functions | 1 | 1 | 1 | 1 | 1 |
| Number of ports | 1 | 1 | 1 | 1 | 1 |
| Number of terminals | 44 | 28 | 28 | 28 | 44 |
| word count | 32768 words | 32768 words | 32768 words | 32768 words | 32768 words |
| character code | 32000 | 32000 | 32000 | 32000 | 32000 |
| Operating mode | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS |
| Maximum operating temperature | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C |
| organize | 32KX8 | 32KX8 | 32KX8 | 32KX8 | 32KX8 |
| Output characteristics | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| Exportable | YES | YES | YES | YES | YES |
| Package body material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | SMALL OUTLINE | IN-LINE | IN-LINE | SMALL OUTLINE | SMALL OUTLINE |
| Parallel/Serial | PARALLEL | PARALLEL | PARALLEL | PARALLEL | PARALLEL |
| Certification status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Minimum standby current | 3 V | 3 V | 3 V | 3 V | 3 V |
| Maximum supply voltage (Vsup) | 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 |
| Nominal supply voltage (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V |
| surface mount | YES | NO | NO | YES | YES |
| technology | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature level | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| Terminal form | GULL WING | THROUGH-HOLE | THROUGH-HOLE | GULL WING | GULL WING |
| Terminal location | DUAL | DUAL | DUAL | DUAL | DUAL |
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