HEF4040BTAlternatives & Equivalent Parts
About HEF4040BT
HEF4040BT is a Integrated Circuit component manufactured by Nexperia. It comes in a Small Outline Packages 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 | HEF4040BTSource | AD8279ARZ | 1-5103308-3 | SN74LS138D |
|---|---|---|---|---|
| Manufacturer | Nexperia | Analog Devices | TE Connectivity | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Header, Shrouded - Straight PTH Box | Small Outline Packages |
| Pin Count | 16 | 14 | 24 | 16 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -65.0°C ~ 105.0°C | ~ 70.0°C |
| Price | $0.3600 | $2.1600 | $0.4724 | $0.0853 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Date Of Intro | 1985-01-15 | — | — | — |
| YTEOL | 5 | 10 | 9.1 | 15 |
| Count Direction | UP | — | — | — |
| Family | 4000/14000/40000 | — | — | LS |
| JESD-30 Code | R-PDSO-G16 | S-PDSO-G14 | — | R-PDSO-G16 |
| JESD-609 Code | e4 | e3 | e3 | e4 |
| Load Capacitance (CL) | 50 pF | — | — | 15 pF |
| Load/Preset Input | YES | — | — | — |
| Logic IC Type | BINARY COUNTER | — | — | 3-LINE TO 8-LINE DECODER |
| Max Frequency@Nom-Sup | 10000000 Hz | — | — | — |
| Max I(ol) | 0.0036 A | — | — | 0.008 A |
| Mode of Operation | ASYNCHRONOUS | — | — | — |
| Number of Bits | 12 | — | — | 8 |
| Number of Functions | 1 | 1 | — | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.25 | SOP14,.25 | — | SOP16,.25 |
| Package Shape | RECTANGULAR | SQUARE | — | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | — | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | — | 260 |
| Power Supply Current-Max (ICC) | 50 mA | — | — | 10 mA |
| Prop. Delay@Nom-Sup | 210 ns | — | — | 41 ns |
| Propagation Delay (tpd) | 210 ns | — | — | 41 ns |
| Supply Voltage-Max (Vsup) | 15 V | — | — | 5.25 V |
| Supply Voltage-Min (Vsup) | 3 V | — | — | 4.75 V |
| Supply Voltage-Nom (Vsup) | 5 V | 15 V | — | 5 V |
| Surface Mount | YES | YES | — | YES |
| Technology | CMOS | — | — | BIPOLAR |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | — | COMMERCIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD | Matte Tin (Sn) | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | — | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 2.54 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | — | 30 |
| Trigger Type | NEGATIVE EDGE | — | — | — |
| fmax-Min | 25 MHz | — | — | — |
| Source Url Status Check Date | — | 2013-05-01 14:56:25.207 | — | — |
| Pbfree Code | — | No | — | Yes |
| Manufacturer Package Code | — | R-14 | — | — |
| Amplifier Type | — | INSTRUMENTATION AMPLIFIER | — | — |
| Bandwidth (3dB)-Nom | — | 0.55 MHz | — | — |
| Common-mode Reject Ratio-Min | — | 80 dB | — | — |
| Input Offset Voltage-Max | — | 500 µV | — | — |
| Neg Supply Voltage Limit-Max | — | -18 V | — | — |
| Neg Supply Voltage-Nom (Vsup) | — | -15 V | — | — |
| Non-linearity-Max | — | 0.001% | — | — |
| Qualification Status | — | Not Qualified | — | Not Qualified |
| Slew Rate-Nom | — | 1.4 V/us | — | — |
| Supply Current-Max | — | 0.4 mA | — | — |
| Supply Voltage Limit-Max | — | 18 V | — | — |
| Additional Feature | — | — | LOW PROFILE | 3 ENABLE INPUTS |
| Body Breadth | — | — | 0.36 inch | — |
| Body Depth | — | — | 0.347 inch | — |
| Body Length | — | — | 1.5 inch | — |
| Body/Shell Style | — | — | PLUG | — |
| Connector Type | — | — | BOARD CONNECTOR | — |
| Contact Finish Mating | — | — | NOT APPLICABLE | — |
| Contact Finish Termination | — | — | Tin (Sn) - with Nickel (Ni) barrier | — |
| Contact Gender | — | — | MALE | — |
| Contact Material | — | — | NOT APPLICABLE | — |
| Contact Pattern | — | — | RECTANGULAR | — |
| Contact Style | — | — | SQ PIN-SKT | — |
| DIN Conformance | — | — | NO | — |
| EMI Shielded | — | — | NO | — |
| Empty Shell | — | — | YES | — |
| Filter Feature | — | — | NO | — |
| IEC Conformance | — | — | NO | — |
| Insulation Resistance | — | — | 5000000000 Ω | — |
| Insulator Color | — | — | BLACK | — |
| Insulator Material | — | — | GLASS FILLED POLYAMIDE/POLYBUTYLENE TEREPHTHALATE | — |
| MIL Conformance | — | — | NO | — |
| Mains Connector Rating | — | — | 1A | — |
| Mating Contact Pitch | — | — | 0.1 inch | — |
| Mating Contact Row Spacing | — | — | 0.1 inch | — |
| Mating Information | — | — | MULTIPLE MATING PARTS AVAILABLE | — |
| Mixed Contacts | — | — | NO | — |
| Mounting Option 1 | — | — | LOCKING | — |
| Mounting Style | — | — | STRAIGHT | — |
| Mounting Type | — | — | BOARD | — |
| Number Of Connectors | — | — | ONE | — |
| Number Of PCB Rows | — | — | 2 | — |
| Number of Ports | — | — | 1 | — |
| Number of Rows Loaded | — | — | 2 | — |
| Option | — | — | GENERAL PURPOSE | — |
| PCB Contact Pattern | — | — | RECTANGULAR | — |
| PCB Contact Row Spacing | — | — | 2.54 mm | — |
| Panel Mount | — | — | NO | — |
| Plating Thickness | — | — | 15u inch | — |
| Polarization Key | — | — | POLARIZED | — |
| Rated Current (Signal) | — | — | 1 A | — |
| Reference Standard | — | — | UL | — |
| Terminal Length | — | — | 0.12 inch | — |
| Termination Type | — | — | SOLDER | — |
| Total Number of Contacts | — | — | 24 | — |
| UL Flammability Code | — | — | 94V-0 | — |
| Input Conditioning | — | — | — | STANDARD |
| Output Polarity | — | — | — | INVERTED |
| Packing Method | — | — | — | TUBE |
| ## SN74LS138D Alternates Showing results | — | — | — | Image |
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 HEF4040BT — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for HEF4040BT 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 HEF4040BT 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 HEF4040BT?
Known equivalents for HEF4040BT include AD8279ARZ, 1-5103308-3, SN74LS138D. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of HEF4040BT?
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 HEF4040BT 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.