IC,BUFFER/DRIVER,DUAL,4-BIT,ACT-CMOS,SSOP,20PIN,PLASTIC
| Parameter Name | Attribute value |
| Is it Rohs certified? | incompatible |
| Maker | National Semiconductor（TI ） |
| package instruction | SSOP, SSOP20,.25 |
| Reach Compliance Code | unknown |
| Control type | ENABLE LOW |
| JESD-30 code | R-PDSO-G20 |
| JESD-609 code | e0 |
| Load capacitance (CL) | 50 pF |
| Logic integrated circuit type | BUS DRIVER |
| MaximumI(ol) | 0.024 A |
| Number of digits | 4 |
| Number of functions | 2 |
| Number of terminals | 20 |
| Maximum operating temperature | 85 °C |
| Minimum operating temperature | -40 °C |
| Output characteristics | 3-STATE |
| Output polarity | TRUE |
| Package body material | PLASTIC/EPOXY |
| encapsulated code | SSOP |
| Encapsulate equivalent code | SSOP20,.25 |
| Package shape | RECTANGULAR |
| Package form | SMALL OUTLINE, SHRINK PITCH |
| power supply | 5 V |
| Prop。Delay @ Nom-Sup | 7 ns |
| Nominal supply voltage (Vsup) | 5 V |
| surface mount | YES |
| technology | CMOS |
| Temperature level | INDUSTRIAL |
| Terminal surface | Tin/Lead (Sn/Pb) |
| Terminal form | GULL WING |
| Terminal pitch | 0.635 mm |
| Terminal location | DUAL |
| Base Number Matches | 1 |
| 74ACTQ244QSCQR | 54ACTQ244DMQB | 54ACTQ244FMQB | 54ACTQ244LMQB | 74ACTQ244SCQR | 74ACTQ244PCQR | 74ACQ244QSCQR | 74ACQ244PCQR | |
|---|---|---|---|---|---|---|---|---|
| Description | IC,BUFFER/DRIVER,DUAL,4-BIT,ACT-CMOS,SSOP,20PIN,PLASTIC | IC ACT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, CDIP20, Bus Driver/Transceiver | IC ACT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, CDFP20, CERPACK-20, Bus Driver/Transceiver | IC ACT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, CQCC20, Bus Driver/Transceiver | IC ACT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20, SOIC-20, Bus Driver/Transceiver | IC ACT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP20, PLASTIC, DIP-20, Bus Driver/Transceiver | IC,BUFFER/DRIVER,DUAL,4-BIT,AC-CMOS,SSOP,20PIN,PLASTIC | IC AC SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP20, PLASTIC, DIP-20, Bus Driver/Transceiver |
| Is it Rohs certified? | incompatible | incompatible | incompatible | incompatible | incompatible | incompatible | incompatible | incompatible |
| package instruction | SSOP, SSOP20,.25 | DIP, DIP20,.3 | DFP, FL20,.3 | QCCN, LCC20,.35SQ | SOIC-20 | DIP, DIP20,.3 | SSOP, SSOP20,.25 | DIP, DIP20,.3 |
| Reach Compliance Code | unknown | unknown | unknown | unknown | unknown | unknown | unknown | unknown |
| Control type | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW |
| JESD-30 code | R-PDSO-G20 | R-GDIP-T20 | R-GDFP-F20 | S-CQCC-N20 | R-PDSO-G20 | R-PDIP-T20 | R-PDSO-G20 | R-PDIP-T20 |
| JESD-609 code | e0 | e0 | e0 | e0 | e0 | e0 | e0 | e0 |
| Logic integrated circuit type | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER |
| MaximumI(ol) | 0.024 A | 0.024 A | 0.024 A | 0.024 A | 0.024 A | 0.024 A | 0.012 A | 0.012 A |
| Number of digits | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Number of functions | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Number of terminals | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Maximum operating temperature | 85 °C | 125 °C | 125 °C | 125 °C | 85 °C | 85 °C | 85 °C | 85 °C |
| Minimum operating temperature | -40 °C | -55 °C | -55 °C | -55 °C | -40 °C | -40 °C | -40 °C | -40 °C |
| Output characteristics | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| Output polarity | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |
| Package body material | PLASTIC/EPOXY | CERAMIC, GLASS-SEALED | CERAMIC, GLASS-SEALED | CERAMIC, METAL-SEALED COFIRED | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| encapsulated code | SSOP | DIP | DFP | QCCN | SOP | DIP | SSOP | DIP |
| Encapsulate equivalent code | SSOP20,.25 | DIP20,.3 | FL20,.3 | LCC20,.35SQ | SOP20,.4 | DIP20,.3 | SSOP20,.25 | DIP20,.3 |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | SMALL OUTLINE, SHRINK PITCH | IN-LINE | FLATPACK | CHIP CARRIER | SMALL OUTLINE | IN-LINE | SMALL OUTLINE, SHRINK PITCH | IN-LINE |
| power supply | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 3.3/5 V | 3.3/5 V |
| Prop。Delay @ Nom-Sup | 7 ns | 9 ns | 9 ns | 9 ns | 7 ns | 7 ns | 9.5 ns | 9.5 ns |
| surface mount | YES | NO | YES | YES | YES | NO | YES | NO |
| technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature level | INDUSTRIAL | MILITARY | MILITARY | MILITARY | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| 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 | GULL WING | THROUGH-HOLE | FLAT | NO LEAD | GULL WING | THROUGH-HOLE | GULL WING | THROUGH-HOLE |
| Terminal pitch | 0.635 mm | 2.54 mm | 1.27 mm | 1.27 mm | 1.27 mm | 2.54 mm | 0.635 mm | 2.54 mm |
| Terminal location | DUAL | DUAL | DUAL | QUAD | DUAL | DUAL | DUAL | DUAL |
| Load capacitance (CL) | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF | - | 50 pF |
| Nominal supply voltage (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | - | 3.3 V |
| Base Number Matches | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - |
| series | - | ACT | ACT | ACT | ACT | ACT | - | AC |
| length | - | 24.51 mm | - | 8.89 mm | 12.8 mm | 24.892 mm | - | 24.892 mm |
| Number of ports | - | 2 | 2 | 2 | 2 | 2 | - | 2 |
| Peak Reflow Temperature (Celsius) | - | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | - | NOT SPECIFIED |
| propagation delay (tpd) | - | 9 ns | 9 ns | 9 ns | 7 ns | 7 ns | - | 9.5 ns |
| Certification status | - | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | - | Not Qualified |
| Maximum seat height | - | 5.08 mm | 2.286 mm | 1.905 mm | 2.65 mm | 5.08 mm | - | 5.08 mm |
| Maximum supply voltage (Vsup) | - | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | - | 6 V |
| Minimum supply voltage (Vsup) | - | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V | - | 2 V |
| Maximum time at peak reflow temperature | - | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | - | NOT SPECIFIED |
| width | - | 7.62 mm | 6.731 mm | 8.89 mm | 7.5 mm | 7.62 mm | - | 7.62 mm |
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