CD74HC123EAlternatives & Equivalent Parts
About CD74HC123E
CD74HC123E 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.
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Specification Comparison
| Parameter | CD74HC123ESource | SN74HC257N | SN74HC32D | CD74HC123EE4 |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Dual-In-Line Packages | — | Small Outline Packages | Dual-In-Line Packages |
| Pin Count | 16 | — | 14 | 16 |
| Temperature Range | -55.0°C ~ 125.0°C | — | -40.0°C ~ 85.0°C | -55.0°C ~ 125.0°C |
| Price | $0.2638 | $0.4764 | $0.0900 | $0.3164 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | — | OBSOLETE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | — | — | Yes |
| YTEOL | 15 | — | 0 | 15 |
| Additional Feature | RETRIGGERABLE | — | — | RETRIGGERABLE |
| Family | HC/UH | — | HC/UH | HC/UH |
| JESD-30 Code | R-PDIP-T16 | — | R-PDSO-G14 | R-PDIP-T16 |
| JESD-609 Code | e4 | — | e4 | e4 |
| Load Capacitance (CL) | 50 pF | — | 50 pF | 50 pF |
| Logic IC Type | MONOSTABLE MULTIVIBRATOR | — | OR GATE | MONOSTABLE MULTIVIBRATOR |
| Max I(ol) | 0.0052 A | — | 0.0052 A | 0.0052 A |
| Number of Bits | 2 | — | — | 2 |
| Number of Data/Clock Inputs | 2 | — | — | 2 |
| Number of Functions | 2 | — | 4 | 2 |
| Output Polarity | COMPLEMENTARY | — | — | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP16,.3 | — | SOP14,.25 | DIP16,.3 |
| Package Shape | RECTANGULAR | — | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | — | SMALL OUTLINE | IN-LINE |
| Packing Method | TUBE | — | TUBE | TUBE |
| Power Supply Current-Max (ICC) | 0.08 mA | — | 0.02 mA | 0.08 mA |
| Propagation Delay (tpd) | 480 ns | — | 125 ns | 480 ns |
| Qualification Status | Not Qualified | — | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | 6 V | — | 6 V | 6 V |
| Supply Voltage-Min (Vsup) | 2 V | — | 2 V | 2 V |
| Supply Voltage-Nom (Vsup) | 4.5 V | — | 5 V | 4.5 V |
| Surface Mount | NO | — | YES | NO |
| Technology | CMOS | — | CMOS | CMOS |
| Temperature Grade | MILITARY | — | INDUSTRIAL | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE | — | GULL WING | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | — | 1.27 mm | 2.54 mm |
| Terminal Position | DUAL | — | DUAL | DUAL |
| ## CD74HC123E Alternates Showing results | Image | — | — | — |
| Number of Inputs | — | — | 2 | — |
| Peak Reflow Temperature (Cel) | — | — | 260 | — |
| Prop. Delay@Nom-Sup | — | — | 25 ns | — |
| Schmitt Trigger | — | — | NO | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | 30 | — |
| ## SN74HC32D 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 CD74HC123E — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for CD74HC123E 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 CD74HC123E 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 CD74HC123E?
Known equivalents for CD74HC123E include SN74HC257N, SN74HC32D, CD74HC123EE4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of CD74HC123E?
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 CD74HC123E 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.