Part Details for SN74HC540DWR by Texas Instruments
Results Overview of SN74HC540DWR by Texas Instruments
- Distributor Offerings: (10 listings)
- Number of FFF Equivalents: (5 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 options)
- CAD Models: (Available)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
SN74HC540DWR Information
SN74HC540DWR by Texas Instruments is a Bus Driver/Transceiver.
Bus Driver/Transceivers are under the broader part category of Logic Components.
Digital logic governs the behavior of signals in electronic circuits, enabling complex decisions based on simple binary inputs (yes/no). Logic components perform operations from these signals. Read more about Logic Components on our Logic part category page.
Available Datasheets
| Part # | Manufacturer | Description | Datasheet |
|---|---|---|---|
| SN74HC540DWR | Texas Instruments | Octal Buffers And Line Drivers With 3-State Outputs 20-SOIC -40 to 85 |
Price & Stock for SN74HC540DWR
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
28AH5072
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Newark | Inverting Buffer, Soic-20, Logic Family, Msl:Msl 1 - Unlimited, Svhc:No Svhc (15-Jan-2019) Rohs Compliant: Yes |Texas Instruments SN74HC540DWR RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Cut Tape | 369 |
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$0.0920 | Buy Now |
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Bristol Electronics | 2039 |
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RFQ | ||
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Bristol Electronics | 1089 |
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RFQ | ||
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Bristol Electronics | 340 |
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RFQ | ||
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DISTI #
SN74HC540DWR
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TME | IC: digital, buffer,inverting,line driver, Ch: 8, CMOS, SMD, SO20 Min Qty: 1 | 1008 |
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$0.4410 / $1.0000 | Buy Now |
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ComSIT USA | Electronic Component RoHS: Compliant |
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RFQ | |
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Chip 1 Exchange | INSTOCK | 1648 |
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RFQ | |
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Chip Stock | InvertingBuffer,SOIC-20, LogicFamily, Msl:Msl1-Illimité, Svhc:NoSvhc(15-JAN-2019) | 15440 |
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RFQ | |
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Component Electronics, Inc | SMT TAPE | 194 |
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$2.0000 / $3.0800 | Buy Now |
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Win Source Electronics | IC INVERTER 8-INPUT 20SOIC | 11940 |
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$0.2546 / $0.3818 | Buy Now |
US Tariff Estimator: SN74HC540DWR by Texas Instruments
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
Part Details for SN74HC540DWR
SN74HC540DWR CAD Models
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SN74HC540DWR Part Data Attributes
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SN74HC540DWR
Texas Instruments
Buy Now
Datasheet
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SN74HC540DWR
Texas Instruments
8-ch, 2-V to 6-V inverters with 3-state outputs 20-SOIC -40 to 85
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
| Part Package Code | SOIC | |
| Package Description | SOP, SOP20,.4 | |
| Pin Count | 20 | |
| Reach Compliance Code | Compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Samacsys Manufacturer | Texas Instruments | |
| Additional Feature | WITH DUAL OUTPUT ENABLE | |
| Control Type | ENABLE LOW | |
| Count Direction | UNIDIRECTIONAL | |
| Family | HC/UH | |
| JESD-30 Code | R-PDSO-G20 | |
| JESD-609 Code | e4 | |
| Length | 12.8 mm | |
| Load Capacitance (CL) | 150 pF | |
| Logic IC Type | BUS DRIVER | |
| Max I(ol) | 0.006 A | |
| Moisture Sensitivity Level | 1 | |
| Number of Bits | 8 | |
| Number of Functions | 8 | |
| Number of Ports | 2 | |
| Number of Terminals | 20 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Characteristics | 3-STATE | |
| Output Polarity | INVERTED | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Equivalence Code | SOP20,.4 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Packing Method | TR | |
| Peak Reflow Temperature (Cel) | 260 | |
| Power Supply Current-Max (ICC) | 0.08 mA | |
| Prop. Delay@Nom-Sup | 25 ns | |
| Propagation Delay (tpd) | 188 ns | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 2.65 mm | |
| Supply Voltage-Max (Vsup) | 6 V | |
| Supply Voltage-Min (Vsup) | 2 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | YES | |
| Technology | CMOS | |
| Temperature Grade | INDUSTRIAL | |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 7.5 mm |
Alternate Parts for SN74HC540DWR
This table gives cross-reference parts and alternative options found for SN74HC540DWR. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of SN74HC540DWR, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| 74HC540D-Q100 | NXP Semiconductors | Check for Price | HC/UH SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDSO20, 7.50 MM, PLASTIC, MS-013, SOT163-1, SOP-20 | SN74HC540DWR vs 74HC540D-Q100 |
| TC74HC540AFW-TP1ELP | Toshiba America Electronic Components | Check for Price | IC HC/UH SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDSO20, 0.300 INCH, PLASTIC, SOIC-20, Bus Driver/Transceiver | SN74HC540DWR vs TC74HC540AFW-TP1ELP |
| MC74HC540ADW | Motorola Mobility LLC | Check for Price | HC/UH SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDSO20, 0.300 INCH, PLASTIC, SOIC-20 | SN74HC540DWR vs MC74HC540ADW |
| HD74HC540RP-EL | Renesas Electronics Corporation | Check for Price | HC/UH SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDSO20, FP-20DB | SN74HC540DWR vs HD74HC540RP-EL |
| TC74HC540AFW-ELP | Toshiba America Electronic Components | Check for Price | IC HC/UH SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDSO20, 0.300 INCH, PLASTIC, SOIC-20, Bus Driver/Transceiver | SN74HC540DWR vs TC74HC540AFW-ELP |
SN74HC540DWR Frequently Asked Questions (FAQ)
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The maximum frequency of operation for the SN74HC540DWR is 100 MHz.
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Yes, the SN74HC540DWR is compatible with 5V systems, but it's recommended to use a voltage regulator to ensure a stable 5V supply.
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The SN74HC540DWR has a thermal pad on the bottom of the package, which should be connected to a heat sink or a thermal pad on the PCB to ensure proper heat dissipation.
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The recommended termination for the SN74HC540DWR is a series resistor of 22-33 ohms and a parallel capacitor of 10-22 pF at the output of each buffer.
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The SN74HC540DWR is rated for operation from -40°C to 125°C, but it's recommended to derate the device for high-temperature operation to ensure reliability.