SN74HCS240RKSRAlternatives & Equivalent Parts
About SN74HCS240RKSR
SN74HCS240RKSR is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | SN74HCS240RKSRSource | SN74HCS244RKSR | SN74HCS541RKSR | SN74HCS244QWRKSRQ1 |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Other | Other | Other | Other |
| Pin Count | 21 | 21 | 21 | 21 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $0.2610 | $0.2750 | $0.2410 | $0.3590 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | Yes | Yes |
| YTEOL | 15 | 15 | 15 | 15 |
| Control Type | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL |
| Family | HC/UH | HC/UH | HC/UH | HC/UH |
| JESD-30 Code | R-PQCC-N20 | R-PQCC-N20 | R-PQCC-N20 | R-PQCC-N20 |
| JESD-609 Code | e4 | e4 | e4 | e4 |
| Load Capacitance (CL) | 50 pF | 50 pF | 50 pF | 50 pF |
| Logic IC Type | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER |
| Max I(ol) | 0.0078 A | 0.0078 A | 0.0078 A | 0.0078 A |
| Number of Bits | 4 | 4 | 8 | 4 |
| Number of Functions | 8 | 8 | 8 | 8 |
| Number of Ports | 2 | 2 | 2 | 2 |
| Output Characteristics | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| Output Polarity | INVERTED | TRUE | TRUE | TRUE |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | LCC20,.1X.18,20 | LCC20,.1X.18,20 | LCC20,.1X.18,20 | LCC20,.1X.18,20 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Packing Method | TR, 7 INCH | TR | TR | TR, 7 INCH |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 |
| Power Supply Current-Max (ICC) | 0.002 mA | 0.002 mA | 0.002 mA | 0.002 mA |
| Prop. Delay@Nom-Sup | 18 ns | 45 ns | 45 ns | 18 ns |
| Propagation Delay (tpd) | 45 ns | 45 ns | 45 ns | 45 ns |
| Schmitt Trigger | YES | YES | YES | YES |
| Supply Voltage-Max (Vsup) | 6 V | 6 V | 6 V | 6 V |
| Supply Voltage-Min (Vsup) | 2 V | 2 V | 2 V | 2 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD | NO LEAD | NO LEAD | NO LEAD |
| Terminal Pitch | 0.5 mm | 0.5 mm | 0.5 mm | 0.5 mm |
| Terminal Position | QUAD | QUAD | QUAD | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 |
| Screening Level | — | — | — | AEC-Q100 |
| Trigger Type | — | — | — | POSITIVE EDGE |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 3 alternatives for SN74HCS240RKSR — response within 24 hours.
Quick Links
Bus Driver, HC/UH Series, 8-Func, 4-Bit, True Output, CMOS, PQCC20
Bus Driver, HC/UH Series, 8-Func, 8-Bit, True Output, CMOS, PQCC20
Bus Driver, HC/UH Series, 8-Func, 4-Bit, True Output, CMOS, PQCC20
Why Look for Alternatives?
Finding alternatives for SN74HCS240RKSR 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 SN74HCS240RKSR 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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FAQ
What is equivalent to SN74HCS240RKSR?
Known equivalents for SN74HCS240RKSR include SN74HCS244RKSR, SN74HCS541RKSR, SN74HCS244QWRKSRQ1. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74HCS240RKSR?
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 SN74HCS240RKSR 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.