CD74HCT166EE4Alternatives & Equivalent Parts
About CD74HCT166EE4
CD74HCT166EE4 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a 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 | CD74HCT166EE4Source | CD54HCT166F3A | CD74HCT165ME4 | CD74HCT166M | CD74HCT166M96 | CD74HCT166MT | CD74HCT165E | CD74HCT165MT |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Dual-In-Line Packages | Ceramic Dual-In-Line Packages | Small Outline Packages | Other | Small Outline Packages | Small Outline Packages | Dual-In-Line Packages | Small Outline Packages |
| Pin Count | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Temperature Range | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C |
| Price | $0.2930 | $22.5000 | — | $0.4146 | $0.1394 | $0.4607 | $0.3430 | $0.4372 |
| Electrical Parameters | ||||||||
| Pbfree Code | Yes | Yes | Yes | — | Yes | — | Yes | Yes |
| YTEOL | 15 | 15 | 0 | 0 | 15 | 0 | 15 | 0 |
| Additional Feature | SISO OPERATION ALSO AVAILABLE | SISO OPERATION ALSO AVAILABLE | SISO OPERATION ALSO AVAILABLE | SISO OPERATION ALSO AVAILABLE | SISO OPERATION ALSO AVAILABLE | SISO OPERATION ALSO AVAILABLE | SISO OPERATION ALSO AVAILABLE | SISO OPERATION ALSO AVAILABLE |
| Count Direction | RIGHT | RIGHT | RIGHT | RIGHT | RIGHT | RIGHT | RIGHT | RIGHT |
| Family | HCT | HCT | HCT | HCT | HCT | HCT | HCT | HCT |
| JESD-30 Code | R-PDIP-T16 | R-GDIP-T16 | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 | R-PDIP-T16 | R-PDSO-G16 |
| JESD-609 Code | e4 | e0 | e4 | e4 | e4 | e4 | e4 | e4 |
| Load Capacitance (CL) | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF |
| Logic IC Type | PARALLEL IN SERIAL OUT | PARALLEL IN SERIAL OUT | PARALLEL IN SERIAL OUT | PARALLEL IN SERIAL OUT | PARALLEL IN SERIAL OUT | PARALLEL IN SERIAL OUT | PARALLEL IN SERIAL OUT | PARALLEL IN SERIAL OUT |
| Max Frequency@Nom-Sup | 16000000 Hz | 16000000 Hz | 18000000 Hz | 16000000 Hz | 16000000 Hz | 16000000 Hz | 18000000 Hz | 18000000 Hz |
| Max I(ol) | 0.004 A | 0.004 A | 0.004 A | 0.004 A | 0.004 A | 0.004 A | 0.004 A | 0.004 A |
| Number of Bits | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Number of Functions | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Output Polarity | TRUE | TRUE | COMPLEMENTARY | TRUE | TRUE | TRUE | COMPLEMENTARY | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY | CERAMIC, GLASS-SEALED | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP16,.3 | DIP16,.3 | SOP16,.25 | SOP16,.25 | SOP16,.25 | SOP16,.25 | DIP16,.3 | SOP16,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | IN-LINE | SMALL OUTLINE |
| Packing Method | TUBE | TUBE | TUBE | TUBE | TR | TR | TUBE | TR |
| Power Supply Current-Max (ICC) | 0.16 mA | 0.16 mA | 0.16 mA | 0.16 mA | 0.16 mA | 0.16 mA | 0.16 mA | 0.16 mA |
| Prop. Delay@Nom-Sup | 50 ns | 50 ns | 50 ns | 50 ns | 50 ns | 50 ns | 50 ns | 50 ns |
| Propagation Delay (tpd) | 60 ns | 60 ns | 60 ns | 60 ns | 60 ns | 60 ns | 60 ns | 60 ns |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Schmitt Trigger | NO | NO | NO | NO | NO | NO | NO | NO |
| Supply Voltage-Max (Vsup) | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage-Min (Vsup) | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Surface Mount | NO | NO | YES | YES | YES | YES | NO | YES |
| Technology | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | MILITARY | MILITARY | MILITARY | MILITARY | MILITARY | MILITARY | MILITARY | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin/Lead (Sn/Pb) | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) | 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 | THROUGH-HOLE | THROUGH-HOLE | GULL WING | GULL WING | GULL WING | GULL WING | THROUGH-HOLE | GULL WING |
| Terminal Pitch | 2.54 mm | 2.54 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 2.54 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| Trigger Type | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE |
| fmax-Min | 24 MHz | 24 MHz | 24 MHz | 24 MHz | 24 MHz | 24 MHz | 24 MHz | 24 MHz |
| Screening Level | — | 38535Q/M;38534H;883B | — | — | — | — | — | — |
| Peak Reflow Temperature (Cel) | — | — | 260 | 260 | 260 | 260 | — | 260 |
| Time@Peak Reflow Temperature-Max (s) | — | — | 30 | 30 | 30 | 30 | — | NOT SPECIFIED |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
8-Bit, Right Direction, True Output, CMOS, CDIP16
Parallel In Serial Out, HCT Series, 8-Bit, Right Direction, Complementary Output, CMOS, PDSO16
Parallel In Serial Out, HCT Series, 8-Bit, Right Direction, True Output, CMOS, PDSO16
Parallel In Serial Out, HCT Series, 8-Bit, Right Direction, True Output, CMOS, PDSO16
Parallel In Serial Out, HCT Series, 8-Bit, Right Direction, True Output, CMOS, PDSO16
Parallel In Serial Out, HCT Series, 8-Bit, Right Direction, Complementary Output, CMOS, PDIP16
Parallel In Serial Out, HCT Series, 8-Bit, Right Direction, Complementary Output, CMOS, PDSO16
Why Look for Alternatives?
Finding alternatives for CD74HCT166EE4 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 CD74HCT166EE4 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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Request Alternatives for CD74HCT166EE4FAQ
What is equivalent to CD74HCT166EE4?
Known equivalents for CD74HCT166EE4 include CD54HCT166F3A, CD74HCT165ME4, CD74HCT166M. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of CD74HCT166EE4?
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 CD74HCT166EE4 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.