SN54LS240JAlternatives & Equivalent Parts
About SN54LS240J
SN54LS240J is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Ceramic Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | SN54LS240JSource | SN74LS240N |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | Ceramic Dual-In-Line Packages | Dual-In-Line Packages |
| Pin Count | 20 | 20 |
| Temperature Range | -55.0°C ~ 125.0°C | ~ 70.0°C |
| Price | $2.7500 | $0.3054 |
| Electrical Parameters | ||
| Pbfree Code | Yes | Yes |
| YTEOL | 15 | 15 |
| Control Type | ENABLE LOW | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL | UNIDIRECTIONAL |
| Family | LS | LS |
| JESD-30 Code | R-GDIP-T20 | R-PDIP-T20 |
| JESD-609 Code | e0 | e4 |
| Load Capacitance (CL) | 45 pF | 45 pF |
| Logic IC Type | BUS DRIVER | BUS DRIVER |
| Max I(ol) | 0.024 A | 0.024 A |
| Number of Bits | 4 | 4 |
| Number of Functions | 8 | 8 |
| Number of Ports | 2 | 2 |
| Output Characteristics | 3-STATE | 3-STATE |
| Output Polarity | INVERTED | INVERTED |
| Package Body Material | CERAMIC, GLASS-SEALED | PLASTIC/EPOXY |
| Package Equivalence Code | DIP20,.3 | DIP20,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE |
| Packing Method | TUBE | TUBE |
| Power Supply Current-Max (ICC) | 50 mA | 50 mA |
| Prop. Delay@Nom-Sup | 18 ns | 18 ns |
| Propagation Delay (tpd) | 18 ns | 18 ns |
| Qualification Status | Not Qualified | Not Qualified |
| Screening Level | MIL-PRF-38535 | — |
| Supply Voltage-Max (Vsup) | 5.5 V | 5.25 V |
| Supply Voltage-Min (Vsup) | 4.5 V | 4.75 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V |
| Surface Mount | NO | NO |
| Technology | TTL | TTL |
| Temperature Grade | MILITARY | COMMERCIAL |
| Terminal Finish | Tin/Lead (Sn/Pb) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 2.54 mm |
| Terminal Position | DUAL | DUAL |
| ## SN74LS240N Alternates Showing results | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Bus Driver, LS Series, 2-Func, 4-Bit, Inverted Output, TTL, PDIP20
Why Look for Alternatives?
Finding alternatives for SN54LS240J is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating SN54LS240J replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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What is equivalent to SN54LS240J?
Known equivalents for SN54LS240J include SN74LS240N. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN54LS240J?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify SN54LS240J alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.