1 TIMER(S), REAL TIME CLOCK, PDIP24, PLASTIC, DIP-24
| Parameter Name | Attribute value |
| Parts packaging code | DIP |
| package instruction | DIP, |
| Contacts | 24 |
| Reach Compliance Code | unknown |
| ECCN code | EAR99 |
| Is Samacsys | N |
| maximum clock frequency | 4.2 MHz |
| External data bus width | 8 |
| Information access methods | PARALLEL, MUXED BUS |
| JESD-30 code | R-PDIP-T24 |
| length | 31.75 mm |
| Number of terminals | 24 |
| Number of timers | 1 |
| Maximum operating temperature | 85 °C |
| Minimum operating temperature | -40 °C |
| Package body material | PLASTIC/EPOXY |
| encapsulated code | DIP |
| Package shape | RECTANGULAR |
| Package form | IN-LINE |
| Certification status | Not Qualified |
| Maximum seat height | 5.08 mm |
| Maximum supply voltage | 6 V |
| Minimum supply voltage | 3 V |
| Nominal supply voltage | 5 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 |
| uPs/uCs/peripheral integrated circuit type | TIMER, REAL TIME CLOCK |
| Base Number Matches | 1 |
| MC146818ACP | MC146818AP | MC146818AFN | MC146818ACFN | |
|---|---|---|---|---|
| Description | 1 TIMER(S), REAL TIME CLOCK, PDIP24, PLASTIC, DIP-24 | 1 TIMER(S), REAL TIME CLOCK, PDIP24, PLASTIC, DIP-24 | IC,REAL-TIME CLOCK,CMOS,LDCC,28PIN,PLASTIC | IC,REAL-TIME CLOCK,CMOS,LDCC,28PIN,PLASTIC |
| Parts packaging code | DIP | DIP | QLCC | QLCC |
| package instruction | DIP, | DIP, | QCCJ, | QCCJ, |
| Contacts | 24 | 24 | 28 | 28 |
| Reach Compliance Code | unknown | unknown | unknown | unknown |
| ECCN code | EAR99 | EAR99 | EAR99 | EAR99 |
| maximum clock frequency | 4.2 MHz | 4.2 MHz | 4.2 MHz | 4.2 MHz |
| External data bus width | 8 | 8 | 8 | 8 |
| Information access methods | PARALLEL, MUXED BUS | PARALLEL, MUXED BUS | PARALLEL, MUXED BUS | PARALLEL, MUXED BUS |
| JESD-30 code | R-PDIP-T24 | R-PDIP-T24 | S-PQCC-J28 | S-PQCC-J28 |
| length | 31.75 mm | 31.75 mm | 11.505 mm | 11.505 mm |
| Number of terminals | 24 | 24 | 28 | 28 |
| Number of timers | 1 | 1 | 1 | 1 |
| Maximum operating temperature | 85 °C | 70 °C | 70 °C | 85 °C |
| Package body material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| encapsulated code | DIP | DIP | QCCJ | QCCJ |
| Package shape | RECTANGULAR | RECTANGULAR | SQUARE | SQUARE |
| Package form | IN-LINE | IN-LINE | CHIP CARRIER | CHIP CARRIER |
| Certification status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Maximum seat height | 5.08 mm | 5.08 mm | 4.57 mm | 4.57 mm |
| Maximum supply voltage | 6 V | 6 V | 6 V | 6 V |
| Minimum supply voltage | 3 V | 3 V | 3 V | 3 V |
| Nominal supply voltage | 5 V | 5 V | 5 V | 5 V |
| surface mount | NO | NO | YES | YES |
| technology | CMOS | CMOS | CMOS | CMOS |
| Temperature level | INDUSTRIAL | COMMERCIAL | COMMERCIAL | INDUSTRIAL |
| Terminal form | THROUGH-HOLE | THROUGH-HOLE | J BEND | J BEND |
| Terminal pitch | 2.54 mm | 2.54 mm | 1.27 mm | 1.27 mm |
| Terminal location | DUAL | DUAL | QUAD | QUAD |
| width | 15.24 mm | 15.24 mm | 11.505 mm | 11.505 mm |
| uPs/uCs/peripheral integrated circuit type | TIMER, REAL TIME CLOCK | TIMER, REAL TIME CLOCK | TIMER, REAL TIME CLOCK | TIMER, REAL TIME CLOCK |
| Maker | - | NXP | NXP | NXP |
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