EPROM, 8KX8, 55ns, CMOS, CDIP24,
| Parameter Name | Attribute value |
| Is it Rohs certified? | incompatible |
| package instruction | DIP, DIP24,.6 |
| Reach Compliance Code | unknown |
| Maximum access time | 55 ns |
| I/O type | COMMON |
| JESD-30 code | R-XDIP-T24 |
| JESD-609 code | e0 |
| memory density | 65536 bit |
| memory width | 8 |
| Number of terminals | 24 |
| word count | 8192 words |
| character code | 8000 |
| Maximum operating temperature | 70 °C |
| Minimum operating temperature | |
| organize | 8KX8 |
| Output characteristics | 3-STATE |
| Package body material | CERAMIC |
| encapsulated code | DIP |
| Encapsulate equivalent code | DIP24,.6 |
| Package shape | RECTANGULAR |
| Package form | IN-LINE |
| power supply | 5 V |
| Certification status | Not Qualified |
| Maximum standby current | 0.11 A |
| Maximum slew rate | 0.11 mA |
| Nominal supply voltage (Vsup) | 5 V |
| surface mount | NO |
| technology | CMOS |
| Temperature level | COMMERCIAL |
| Terminal surface | Tin/Lead (Sn/Pb) |
| Terminal form | THROUGH-HOLE |
| Terminal pitch | 2.54 mm |
| Terminal location | DUAL |
| Base Number Matches | 1 |
| 27HC641-55FA | 27HC641-45A | 27HC641-45FA | 27HC641-45N | 27HC641-55A | 27HC641-55N | |
|---|---|---|---|---|---|---|
| Description | EPROM, 8KX8, 55ns, CMOS, CDIP24, | OTP ROM, 8KX8, 45ns, CMOS, PQCC28 | EPROM, 8KX8, 45ns, CMOS, CDIP24, | OTP ROM, 8KX8, 45ns, CMOS, PDIP24 | OTP ROM, 8KX8, 55ns, CMOS, PQCC28 | OTP ROM, 8KX8, 55ns, CMOS, PDIP24 |
| Is it Rohs certified? | incompatible | incompatible | incompatible | incompatible | incompatible | incompatible |
| package instruction | DIP, DIP24,.6 | QCCJ, LDCC28,.5SQ | DIP, DIP24,.6 | DIP, DIP24,.6 | QCCJ, LDCC28,.5SQ | DIP, DIP24,.6 |
| Reach Compliance Code | unknown | unknown | unknown | unknown | unknown | unknown |
| Maximum access time | 55 ns | 45 ns | 45 ns | 45 ns | 55 ns | 55 ns |
| I/O type | COMMON | COMMON | COMMON | COMMON | COMMON | COMMON |
| JESD-30 code | R-XDIP-T24 | S-PQCC-J28 | R-XDIP-T24 | R-PDIP-T24 | S-PQCC-J28 | R-PDIP-T24 |
| JESD-609 code | e0 | e0 | e0 | e0 | e0 | e0 |
| memory density | 65536 bit | 65536 bit | 65536 bit | 65536 bit | 65536 bit | 65536 bit |
| memory width | 8 | 8 | 8 | 8 | 8 | 8 |
| Number of terminals | 24 | 28 | 24 | 24 | 28 | 24 |
| word count | 8192 words | 8192 words | 8192 words | 8192 words | 8192 words | 8192 words |
| character code | 8000 | 8000 | 8000 | 8000 | 8000 | 8000 |
| Maximum operating temperature | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C |
| organize | 8KX8 | 8KX8 | 8KX8 | 8KX8 | 8KX8 | 8KX8 |
| Output characteristics | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| Package body material | CERAMIC | PLASTIC/EPOXY | CERAMIC | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| encapsulated code | DIP | QCCJ | DIP | DIP | QCCJ | DIP |
| Encapsulate equivalent code | DIP24,.6 | LDCC28,.5SQ | DIP24,.6 | DIP24,.6 | LDCC28,.5SQ | DIP24,.6 |
| Package shape | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR |
| Package form | IN-LINE | CHIP CARRIER | IN-LINE | IN-LINE | CHIP CARRIER | IN-LINE |
| power supply | 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 |
| Maximum standby current | 0.11 A | 0.11 A | 0.11 A | 0.11 A | 0.11 A | 0.11 A |
| Maximum slew rate | 0.11 mA | 0.11 mA | 0.11 mA | 0.11 mA | 0.11 mA | 0.11 mA |
| Nominal supply voltage (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| surface mount | NO | YES | NO | NO | YES | NO |
| technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature level | COMMERCIAL | 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) | Tin/Lead (Sn/Pb) |
| Terminal form | THROUGH-HOLE | J BEND | THROUGH-HOLE | THROUGH-HOLE | J BEND | THROUGH-HOLE |
| Terminal pitch | 2.54 mm | 1.27 mm | 2.54 mm | 2.54 mm | 1.27 mm | 2.54 mm |
| Terminal location | DUAL | QUAD | DUAL | DUAL | QUAD | DUAL |
| Base Number Matches | 1 | 1 | 1 | 1 | 1 | 1 |