256X4 CACHE SRAM, 25ns, CDIP22, CERAMIC, DIP-22
| Parameter Name | Attribute value |
| Maker | Texas Instruments |
| Parts packaging code | DIP |
| package instruction | DIP, |
| Contacts | 22 |
| Reach Compliance Code | unknown |
| ECCN code | EAR99 |
| Maximum access time | 25 ns |
| JESD-30 code | R-GDIP-T22 |
| memory density | 1024 bit |
| Memory IC Type | CACHE SRAM |
| memory width | 4 |
| Number of functions | 1 |
| Number of ports | 1 |
| Number of terminals | 22 |
| word count | 256 words |
| character code | 256 |
| Operating mode | ASYNCHRONOUS |
| Maximum operating temperature | 75 °C |
| Minimum operating temperature | |
| organize | 256X4 |
| Output characteristics | 3-STATE |
| Exportable | YES |
| Package body material | CERAMIC, GLASS-SEALED |
| encapsulated code | DIP |
| Package shape | RECTANGULAR |
| Package form | IN-LINE |
| Parallel/Serial | PARALLEL |
| Certification status | Not Qualified |
| Maximum seat height | 5.715 mm |
| Maximum supply voltage (Vsup) | 5.25 V |
| Minimum supply voltage (Vsup) | 4.75 V |
| Nominal supply voltage (Vsup) | 5 V |
| surface mount | NO |
| technology | TTL |
| Temperature level | COMMERCIAL EXTENDED |
| Terminal form | THROUGH-HOLE |
| Terminal pitch | 2.54 mm |
| Terminal location | DUAL |
| width | 10.16 mm |
| 93L422ADCQR | 93L422APCQR | 93L422APC | 93L422ADC | |
|---|---|---|---|---|
| Description | 256X4 CACHE SRAM, 25ns, CDIP22, CERAMIC, DIP-22 | 256X4 CACHE SRAM, 25ns, PDIP22, PLASTIC, DIP-22 | 256X4 CACHE SRAM, 25ns, PDIP22, PLASTIC, DIP-22 | IC 256 X 4 CACHE SRAM, 25 ns, CDIP22, CERAMIC, DIP-22, Static RAM |
| Maker | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Parts packaging code | DIP | DIP | DIP | DIP |
| package instruction | DIP, | DIP, | DIP, DIP22,.4 | DIP, DIP22,.4 |
| Contacts | 22 | 22 | 22 | 22 |
| Reach Compliance Code | unknown | unknown | unknown | unknown |
| ECCN code | EAR99 | EAR99 | EAR99 | EAR99 |
| Maximum access time | 25 ns | 25 ns | 25 ns | 25 ns |
| JESD-30 code | R-GDIP-T22 | R-PDIP-T22 | R-PDIP-T22 | R-GDIP-T22 |
| memory density | 1024 bit | 1024 bit | 1024 bit | 1024 bit |
| Memory IC Type | CACHE SRAM | CACHE SRAM | CACHE SRAM | CACHE SRAM |
| memory width | 4 | 4 | 4 | 4 |
| Number of functions | 1 | 1 | 1 | 1 |
| Number of ports | 1 | 1 | 1 | 1 |
| Number of terminals | 22 | 22 | 22 | 22 |
| word count | 256 words | 256 words | 256 words | 256 words |
| character code | 256 | 256 | 256 | 256 |
| Operating mode | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS |
| Maximum operating temperature | 75 °C | 75 °C | 75 °C | 75 °C |
| organize | 256X4 | 256X4 | 256X4 | 256X4 |
| Output characteristics | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| Exportable | YES | YES | YES | YES |
| Package body material | CERAMIC, GLASS-SEALED | PLASTIC/EPOXY | PLASTIC/EPOXY | CERAMIC, GLASS-SEALED |
| encapsulated code | DIP | DIP | DIP | DIP |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | IN-LINE | IN-LINE | IN-LINE | IN-LINE |
| Parallel/Serial | PARALLEL | PARALLEL | PARALLEL | PARALLEL |
| Certification status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Maximum seat height | 5.715 mm | 5.08 mm | 5.08 mm | 5.715 mm |
| Maximum supply voltage (Vsup) | 5.25 V | 5.25 V | 5.25 V | 5.25 V |
| Minimum supply voltage (Vsup) | 4.75 V | 4.75 V | 4.75 V | 4.75 V |
| Nominal supply voltage (Vsup) | 5 V | 5 V | 5 V | 5 V |
| surface mount | NO | NO | NO | NO |
| technology | TTL | TTL | TTL | TTL |
| Temperature level | COMMERCIAL EXTENDED | COMMERCIAL EXTENDED | COMMERCIAL EXTENDED | COMMERCIAL EXTENDED |
| Terminal form | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE |
| Terminal pitch | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm |
| Terminal location | DUAL | DUAL | DUAL | DUAL |
| width | 10.16 mm | 10.16 mm | 10.16 mm | 10.16 mm |
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