Standard SRAM, 32KX8, 100ns, CMOS, PDIP28, 0.600 INCH, 2.54 MM PITCH, PLASTIC, DIP-28
| Parameter Name | Attribute value |
| Maker | OKI |
| Parts packaging code | DIP |
| package instruction | DIP, |
| Contacts | 28 |
| Reach Compliance Code | unknown |
| ECCN code | EAR99 |
| Maximum access time | 100 ns |
| JESD-30 code | R-PDIP-T28 |
| length | 36.7 mm |
| memory density | 262144 bit |
| Memory IC Type | STANDARD SRAM |
| memory width | 8 |
| Number of functions | 1 |
| Number of ports | 1 |
| Number of terminals | 28 |
| word count | 32768 words |
| character code | 32000 |
| Operating mode | ASYNCHRONOUS |
| Maximum operating temperature | 85 °C |
| Minimum operating temperature | -40 °C |
| organize | 32KX8 |
| Output characteristics | 3-STATE |
| Exportable | YES |
| Package body material | PLASTIC/EPOXY |
| encapsulated code | DIP |
| Package shape | RECTANGULAR |
| Package form | IN-LINE |
| Parallel/Serial | PARALLEL |
| Certification status | Not Qualified |
| Maximum seat height | 5.08 mm |
| Minimum standby current | 2 V |
| Maximum supply voltage (Vsup) | 3.6 V |
| Minimum supply voltage (Vsup) | 3 V |
| Nominal supply voltage (Vsup) | 3.3 V |
| surface mount | NO |
| technology | CMOS |
| Temperature level | INDUSTRIAL |
| Terminal form | THROUGH-HOLE |
| Terminal pitch | 2.54 mm |
| Terminal location | DUAL |
| width | 15.24 mm |

| MSM51V257CLP-10RS | MSM51V257CLP-85GS-K | MSM51V257CLP-10GS-K | MSM51V257CLP-70GS-K | MSM51V257CLP-70RS | MSM51V257CLP-85RS | |
|---|---|---|---|---|---|---|
| Description | Standard SRAM, 32KX8, 100ns, CMOS, PDIP28, 0.600 INCH, 2.54 MM PITCH, PLASTIC, DIP-28 | Standard SRAM, 32KX8, 85ns, CMOS, PDSO28, 0.430 INCH, 1.27 MM PITCH, PLASTIC, SOP-28 | Standard SRAM, 32KX8, 100ns, CMOS, PDSO28, 0.430 INCH, 1.27 MM PITCH, PLASTIC, SOP-28 | Standard SRAM, 32KX8, 70ns, CMOS, PDSO28, 0.430 INCH, 1.27 MM PITCH, PLASTIC, SOP-28 | Standard SRAM, 32KX8, 70ns, CMOS, PDIP28, 0.600 INCH, 2.54 MM PITCH, PLASTIC, DIP-28 | Standard SRAM, 32KX8, 85ns, CMOS, PDIP28, 0.600 INCH, 2.54 MM PITCH, PLASTIC, DIP-28 |
| Maker | OKI | OKI | OKI | OKI | OKI | OKI |
| Parts packaging code | DIP | SOIC | SOIC | SOIC | DIP | DIP |
| package instruction | DIP, | SOP, | SOP, | SOP, | DIP, | DIP, |
| Contacts | 28 | 28 | 28 | 28 | 28 | 28 |
| Reach Compliance Code | unknown | unknown | unknown | unknown | unknown | unknown |
| ECCN code | EAR99 | EAR99 | EAR99 | EAR99 | EAR99 | EAR99 |
| Maximum access time | 100 ns | 85 ns | 100 ns | 70 ns | 70 ns | 85 ns |
| JESD-30 code | R-PDIP-T28 | R-PDSO-G28 | R-PDSO-G28 | R-PDSO-G28 | R-PDIP-T28 | R-PDIP-T28 |
| length | 36.7 mm | 18.5 mm | 18.5 mm | 18.5 mm | 36.7 mm | 36.7 mm |
| memory density | 262144 bit | 262144 bit | 262144 bit | 262144 bit | 262144 bit | 262144 bit |
| Memory IC Type | STANDARD SRAM | STANDARD SRAM | STANDARD SRAM | STANDARD SRAM | STANDARD SRAM | STANDARD SRAM |
| memory width | 8 | 8 | 8 | 8 | 8 | 8 |
| Number of functions | 1 | 1 | 1 | 1 | 1 | 1 |
| Number of ports | 1 | 1 | 1 | 1 | 1 | 1 |
| Number of terminals | 28 | 28 | 28 | 28 | 28 | 28 |
| word count | 32768 words | 32768 words | 32768 words | 32768 words | 32768 words | 32768 words |
| character code | 32000 | 32000 | 32000 | 32000 | 32000 | 32000 |
| Operating mode | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS |
| Maximum operating temperature | 85 °C | 85 °C | 85 °C | 85 °C | 85 °C | 85 °C |
| Minimum operating temperature | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C |
| organize | 32KX8 | 32KX8 | 32KX8 | 32KX8 | 32KX8 | 32KX8 |
| Output characteristics | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| Exportable | YES | YES | YES | YES | YES | YES |
| Package body material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| encapsulated code | DIP | SOP | SOP | SOP | DIP | DIP |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | IN-LINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | IN-LINE | IN-LINE |
| Parallel/Serial | PARALLEL | PARALLEL | PARALLEL | PARALLEL | PARALLEL | PARALLEL |
| Certification status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Maximum seat height | 5.08 mm | 2.5 mm | 2.5 mm | 2.5 mm | 5.08 mm | 5.08 mm |
| Minimum standby current | 2 V | 2 V | 2 V | 2 V | 2 V | 2 V |
| Maximum supply voltage (Vsup) | 3.6 V | 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 | 3 V |
| Nominal supply voltage (Vsup) | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| surface mount | NO | YES | YES | YES | NO | NO |
| technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature level | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal form | THROUGH-HOLE | GULL WING | GULL WING | GULL WING | THROUGH-HOLE | THROUGH-HOLE |
| Terminal pitch | 2.54 mm | 1.27 mm | 1.27 mm | 1.27 mm | 2.54 mm | 2.54 mm |
| Terminal location | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| width | 15.24 mm | 8.8 mm | 8.8 mm | 8.8 mm | 15.24 mm | 15.24 mm |