HEF4066BTAlternatives & Equivalent Parts
About HEF4066BT
HEF4066BT 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 | HEF4066BTSource | CD4066BCM |
|---|---|---|
| Manufacturer | Nexperia | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages |
| Pin Count | 14 | 14 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.1500 | $0.2100 |
| Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE |
| Electrical Parameters | ||
| Date Of Intro | 1989-06-01 | — |
| YTEOL | 6.75 | 0 |
| Analog IC - Other Type | SPST | SPST |
| JESD-30 Code | R-PDSO-G14 | R-PDSO-G14 |
| JESD-609 Code | e4 | — |
| Normal Position | NO | NC |
| Number of Channels | 1 | 1 |
| Number of Functions | 4 | 4 |
| Off-state Isolation-Nom | 50 dB | — |
| On-state Resistance Match-Nom | 25 Ω | 10 Ω |
| On-state Resistance-Max (Ron) | 365 Ω | 1050 Ω |
| Output | SEPARATE OUTPUT | COMMON OUTPUT |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | — |
| Supply Current-Max (Isup) | 0.03 mA | — |
| Supply Voltage-Max (Vsup) | 15 V | 15 V |
| Supply Voltage-Min (Vsup) | 3 V | 3 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V |
| Surface Mount | YES | YES |
| Switch-off Time-Max | 160 ns | 125 ns |
| Switch-on Time-Max | 80 ns | 125 ns |
| Switching | MAKE-BEFORE-BREAK | MAKE-BEFORE-BREAK |
| Technology | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Tin (Sn) | — |
| Terminal Form | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Quick Links
Why Look for Alternatives?
Finding alternatives for HEF4066BT 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 HEF4066BT 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 HEF4066BT?
Known equivalents for HEF4066BT include CD4066BCM. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of HEF4066BT?
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 HEF4066BT 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.