Monostable Multivibrator, TTL, CDIP14,
| Parameter Name | Attribute value |
| Is it Rohs certified? | incompatible |
| Maker | Fairchild |
| package instruction | DIP, DIP14,.3 |
| Reach Compliance Code | compliant |
| series | TTL/H/L |
| JESD-30 code | R-XDIP-T14 |
| JESD-609 code | e0 |
| Logic integrated circuit type | MONOSTABLE MULTIVIBRATOR |
| Number of functions | 1 |
| Number of terminals | 14 |
| Maximum operating temperature | 70 °C |
| Minimum operating temperature | |
| Package body material | CERAMIC |
| encapsulated code | DIP |
| Encapsulate equivalent code | DIP14,.3 |
| Package shape | RECTANGULAR |
| Package form | IN-LINE |
| power supply | 5 V |
| Certification status | Not Qualified |
| Nominal supply voltage (Vsup) | 5 V |
| surface mount | NO |
| technology | TTL |
| Temperature level | COMMERCIAL |
| Terminal surface | Tin/Lead (Sn/Pb) |
| Terminal form | THROUGH-HOLE |
| Terminal pitch | 2.54 mm |
| Terminal location | DUAL |

| 74121DC | 54121FMQC | 54121DM | 74121PC | 74121FC | |
|---|---|---|---|---|---|
| Description | Monostable Multivibrator, TTL, CDIP14, | Monostable Multivibrator, TTL/H/L Series, 1-Func, TTL, CDFP14, FP-14 | Monostable Multivibrator, TTL/H/L Series, 1-Func, TTL, CDIP14, CERAMIC, DIP-14 | Monostable Multivibrator, TTL/H/L Series, 1-Func, TTL, PDIP14, PLASTIC, DIP-14 | Monostable Multivibrator, TTL, CDFP14, |
| package instruction | DIP, DIP14,.3 | DFP, | DIP, DIP14,.3 | DIP, DIP14,.3 | DFP, FL14,.3 |
| Reach Compliance Code | compliant | unknow | unknown | unknown | compliant |
| JESD-30 code | R-XDIP-T14 | R-GDFP-F14 | R-GDIP-T14 | R-PDIP-T14 | R-XDFP-F14 |
| Logic integrated circuit type | MONOSTABLE MULTIVIBRATOR | MONOSTABLE MULTIVIBRATOR | MONOSTABLE MULTIVIBRATOR | MONOSTABLE MULTIVIBRATOR | MONOSTABLE MULTIVIBRATOR |
| Number of terminals | 14 | 14 | 14 | 14 | 14 |
| Maximum operating temperature | 70 °C | 125 °C | 125 °C | 70 °C | 70 °C |
| Package body material | CERAMIC | CERAMIC, GLASS-SEALED | CERAMIC, GLASS-SEALED | PLASTIC/EPOXY | CERAMIC |
| encapsulated code | DIP | DFP | DIP | DIP | DFP |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | IN-LINE | FLATPACK | IN-LINE | IN-LINE | FLATPACK |
| Certification status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Nominal supply voltage (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V |
| surface mount | NO | YES | NO | NO | YES |
| technology | TTL | TTL | TTL | TTL | TTL |
| Temperature level | COMMERCIAL | MILITARY | MILITARY | COMMERCIAL | COMMERCIAL |
| Terminal form | THROUGH-HOLE | FLAT | THROUGH-HOLE | THROUGH-HOLE | FLAT |
| Terminal location | DUAL | DUAL | DUAL | DUAL | DUAL |
| Is it Rohs certified? | incompatible | - | incompatible | incompatible | incompatible |
| series | TTL/H/L | TTL/H/L | TTL/H/L | TTL/H/L | - |
| JESD-609 code | e0 | - | e0 | e0 | e0 |
| Number of functions | 1 | 1 | 1 | 1 | - |
| Encapsulate equivalent code | DIP14,.3 | - | DIP14,.3 | DIP14,.3 | FL14,.3 |
| power supply | 5 V | - | 5 V | 5 V | 5 V |
| Terminal surface | Tin/Lead (Sn/Pb) | - | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) |
| Terminal pitch | 2.54 mm | - | 2.54 mm | 2.54 mm | 1.27 mm |
| Parts packaging code | - | DFP | DIP | DIP | - |
| Contacts | - | 14 | 14 | 14 | - |
| Number of data/clock inputs | - | 3 | 3 | 1 | - |
| Output polarity | - | COMPLEMENTARY | COMPLEMENTARY | COMPLEMENTARY | - |
| Maximum supply voltage (Vsup) | - | 5.5 V | 5.5 V | 5.25 V | - |
| Minimum supply voltage (Vsup) | - | 4.5 V | 4.5 V | 4.75 V | - |
| Base Number Matches | - | 1 | 1 | 1 | 1 |