Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, CQCC20, CERAMIC, LCC-20
| Parameter Name | Attribute value |
| Is it Rohs certified? | incompatible |
| Maker | Motorola ( NXP ) |
| package instruction | QCCN, LCC20,.35SQ |
| Reach Compliance Code | unknown |
| Other features | WITH COMMON OUTPUT ENABLE AND DIRECTION CONTROL |
| Control type | COMMON CONTROL |
| Counting direction | BIDIRECTIONAL |
| series | LS |
| JESD-30 code | S-CQCC-N20 |
| JESD-609 code | e0 |
| length | 8.89 mm |
| Logic integrated circuit type | BUS TRANSCEIVER |
| MaximumI(ol) | 0.012 A |
| Number of digits | 8 |
| Number of functions | 1 |
| Number of ports | 2 |
| Number of terminals | 20 |
| Maximum operating temperature | 125 °C |
| Minimum operating temperature | -55 °C |
| Output characteristics | 3-STATE |
| Output polarity | TRUE |
| Package body material | CERAMIC, METAL-SEALED COFIRED |
| encapsulated code | QCCN |
| Encapsulate equivalent code | LCC20,.35SQ |
| Package shape | SQUARE |
| Package form | CHIP CARRIER |
| Peak Reflow Temperature (Celsius) | NOT SPECIFIED |
| power supply | 5 V |
| Prop。Delay @ Nom-Sup | 15 ns |
| propagation delay (tpd) | 22 ns |
| Certification status | Not Qualified |
| Filter level | 38535Q/M;38534H;883B |
| Maximum seat height | 1.9 mm |
| Maximum supply voltage (Vsup) | 5.5 V |
| Minimum supply voltage (Vsup) | 4.5 V |
| Nominal supply voltage (Vsup) | 5 V |
| surface mount | YES |
| technology | TTL |
| Temperature level | MILITARY |
| Terminal surface | Tin/Lead (Sn/Pb) |
| Terminal form | NO LEAD |
| Terminal pitch | 1.27 mm |
| Terminal location | QUAD |
| Maximum time at peak reflow temperature | NOT SPECIFIED |
| width | 8.89 mm |
| Base Number Matches | 1 |
| 54LS645/B2AJC | SN74LS645JS | SN74LS645JDS | SN74LS645JD | SN74LS645NS | |
|---|---|---|---|---|---|
| Description | Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, CQCC20, CERAMIC, LCC-20 | Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, CDIP20, CERAMIC, DIP-20 | Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, CDIP20, CERAMIC, DIP-20 | Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, CDIP20, CERAMIC, DIP-20 | Bus Transceiver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDIP20, 738-01 |
| Is it Rohs certified? | incompatible | incompatible | incompatible | incompatible | incompatible |
| Maker | Motorola ( NXP ) | Motorola ( NXP ) | Motorola ( NXP ) | Motorola ( NXP ) | Motorola ( NXP ) |
| package instruction | QCCN, LCC20,.35SQ | DIP, DIP20,.3 | DIP, DIP20,.3 | DIP, DIP20,.3 | DIP, DIP20,.3 |
| Reach Compliance Code | unknown | unknown | unknown | unknown | unknown |
| Other features | WITH COMMON OUTPUT ENABLE AND DIRECTION CONTROL | WITH DIRECTION CONTROL | WITH DIRECTION CONTROL | WITH DIRECTION CONTROL | WITH DIRECTION CONTROL |
| Control type | COMMON CONTROL | COMMON CONTROL | COMMON CONTROL | COMMON CONTROL | COMMON CONTROL |
| Counting direction | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL |
| series | LS | LS | LS | LS | LS |
| JESD-30 code | S-CQCC-N20 | R-CDIP-T20 | R-CDIP-T20 | R-CDIP-T20 | R-PDIP-T20 |
| JESD-609 code | e0 | e0 | e0 | e0 | e0 |
| length | 8.89 mm | 24.515 mm | 24.515 mm | 24.515 mm | 26.415 mm |
| Logic integrated circuit type | BUS TRANSCEIVER | BUS TRANSCEIVER | BUS TRANSCEIVER | BUS TRANSCEIVER | BUS TRANSCEIVER |
| MaximumI(ol) | 0.012 A | 0.024 A | 0.024 A | 0.024 A | 0.024 A |
| Number of digits | 8 | 8 | 8 | 8 | 8 |
| Number of functions | 1 | 1 | 1 | 1 | 1 |
| Number of ports | 2 | 2 | 2 | 2 | 2 |
| Number of terminals | 20 | 20 | 20 | 20 | 20 |
| Maximum operating temperature | 125 °C | 70 °C | 70 °C | 70 °C | 70 °C |
| Output characteristics | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| Output polarity | TRUE | TRUE | TRUE | TRUE | TRUE |
| Package body material | CERAMIC, METAL-SEALED COFIRED | CERAMIC, METAL-SEALED COFIRED | CERAMIC, METAL-SEALED COFIRED | CERAMIC, METAL-SEALED COFIRED | PLASTIC/EPOXY |
| encapsulated code | QCCN | DIP | DIP | DIP | DIP |
| Encapsulate equivalent code | LCC20,.35SQ | DIP20,.3 | DIP20,.3 | DIP20,.3 | DIP20,.3 |
| Package shape | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | CHIP CARRIER | IN-LINE | IN-LINE | IN-LINE | IN-LINE |
| Peak Reflow Temperature (Celsius) | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| power supply | 5 V | 5 V | 5 V | 5 V | 5 V |
| propagation delay (tpd) | 22 ns | 15 ns | 15 ns | 15 ns | 15 ns |
| Certification status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Maximum seat height | 1.9 mm | 5.08 mm | 5.08 mm | 5.08 mm | 4.19 mm |
| Maximum supply voltage (Vsup) | 5.5 V | 5.25 V | 5.25 V | 5.25 V | 5.25 V |
| Minimum supply voltage (Vsup) | 4.5 V | 4.75 V | 4.75 V | 4.75 V | 4.75 V |
| Nominal supply voltage (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V |
| surface mount | YES | NO | NO | NO | NO |
| technology | TTL | TTL | TTL | TTL | TTL |
| Temperature level | MILITARY | 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) |
| Terminal form | NO LEAD | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE |
| Terminal pitch | 1.27 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm |
| Terminal location | QUAD | DUAL | DUAL | DUAL | DUAL |
| Maximum time at peak reflow temperature | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| width | 8.89 mm | 7.62 mm | 7.62 mm | 7.62 mm | 7.62 mm |
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