Decade Counter, Asynchronous, Up Direction, TTL, CDFP16,
| Parameter Name | Attribute value |
| Is it lead-free? | Contains lead |
| Is it Rohs certified? | incompatible |
| package instruction | DFP, FL16,.3 |
| Reach Compliance Code | compliant |
| Counting direction | UP |
| JESD-30 code | R-XDFP-F16 |
| JESD-609 code | e0 |
| Load/preset input | NO |
| Logic integrated circuit type | DECADE COUNTER |
| Operating mode | ASYNCHRONOUS |
| Humidity sensitivity level | 2A |
| Number of functions | 2 |
| Number of terminals | 16 |
| Maximum operating temperature | 70 °C |
| Minimum operating temperature | |
| Package body material | CERAMIC |
| encapsulated code | DFP |
| Encapsulate equivalent code | FL16,.3 |
| Package shape | RECTANGULAR |
| Package form | FLATPACK |
| Peak Reflow Temperature (Celsius) | 250 |
| power supply | 5 V |
| Certification status | Not Qualified |
| Nominal supply voltage (Vsup) | 5 V |
| surface mount | YES |
| technology | TTL |
| Temperature level | COMMERCIAL |
| Terminal surface | Tin/Lead (Sn/Pb) |
| Terminal form | FLAT |
| Terminal pitch | 1.27 mm |
| Terminal location | DUAL |
| Maximum time at peak reflow temperature | 30 |
| Base Number Matches | 1 |
| 74LS490FCQM | 54LS490DMQB | 74LS490FCQR | 74LS490SC | 74LS490DCQM | 74LS490DCQR | 74LS490PCQM | 74LS490PCQR | |
|---|---|---|---|---|---|---|---|---|
| Description | Decade Counter, Asynchronous, Up Direction, TTL, CDFP16, | Decade Counter, Asynchronous, Up Direction, TTL, CDIP16, | Decade Counter, Asynchronous, Up Direction, TTL, CDFP16, | Decade Counter, Asynchronous, Up Direction, TTL, PDSO16, | Decade Counter, Asynchronous, Up Direction, TTL, CDIP16, | Decade Counter, Asynchronous, Up Direction, TTL, CDIP16, | Decade Counter, Asynchronous, Up Direction, TTL, PDIP16, | Decade Counter, Asynchronous, Up Direction, TTL, PDIP16, |
| Is it Rohs certified? | incompatible | incompatible | incompatible | incompatible | incompatible | incompatible | incompatible | incompatible |
| Reach Compliance Code | compliant | compliant | compliant | compliant | compliant | compliant | compliant | compliant |
| Counting direction | UP | UP | UP | UP | UP | UP | UP | UP |
| JESD-30 code | R-XDFP-F16 | R-XDIP-T16 | R-XDFP-F16 | R-PDSO-G16 | R-XDIP-T16 | R-XDIP-T16 | R-PDIP-T16 | R-PDIP-T16 |
| JESD-609 code | e0 | e0 | e0 | e0 | e0 | e0 | e0 | e0 |
| Load/preset input | NO | NO | NO | NO | NO | NO | NO | NO |
| Logic integrated circuit type | DECADE COUNTER | DECADE COUNTER | DECADE COUNTER | DECADE COUNTER | DECADE COUNTER | DECADE COUNTER | DECADE COUNTER | DECADE COUNTER |
| Operating mode | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS |
| Number of functions | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Number of terminals | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Maximum operating temperature | 70 °C | 125 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C |
| Package body material | CERAMIC | CERAMIC | CERAMIC | PLASTIC/EPOXY | CERAMIC | CERAMIC | PLASTIC/EPOXY | PLASTIC/EPOXY |
| encapsulated code | DFP | DIP | DFP | SOP | DIP | DIP | DIP | DIP |
| Encapsulate equivalent code | FL16,.3 | DIP16,.3 | FL16,.3 | SOP16,.25 | DIP16,.3 | DIP16,.3 | DIP16,.3 | DIP16,.3 |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | FLATPACK | IN-LINE | FLATPACK | SMALL OUTLINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE |
| power supply | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Nominal supply voltage (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| surface mount | YES | NO | YES | YES | NO | NO | NO | NO |
| technology | TTL | TTL | TTL | TTL | TTL | TTL | TTL | TTL |
| Temperature level | COMMERCIAL | MILITARY | 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) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) |
| Terminal form | FLAT | THROUGH-HOLE | FLAT | GULL WING | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE |
| Terminal pitch | 1.27 mm | 2.54 mm | 1.27 mm | 1.27 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm |
| Terminal location | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| Is it lead-free? | Contains lead | - | Contains lead | Contains lead | Contains lead | Contains lead | Contains lead | Contains lead |
| package instruction | DFP, FL16,.3 | - | DFP, FL16,.3 | SOP, SOP16,.25 | DIP, DIP16,.3 | DIP, DIP16,.3 | DIP, DIP16,.3 | DIP, DIP16,.3 |
| Humidity sensitivity level | 2A | - | 2A | 2A | 2A | 2A | 2A | 2A |
| Peak Reflow Temperature (Celsius) | 250 | - | 250 | 250 | 250 | 250 | 250 | 250 |
| Certification status | Not Qualified | Not Qualified | - | Not Qualified | Not Qualified | - | Not Qualified | - |
| Maximum time at peak reflow temperature | 30 | - | 30 | 30 | 30 | 30 | 30 | 30 |
| Base Number Matches | 1 | 1 | 1 | 1 | 1 | 1 | - | - |
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