SN74LS390NAlternatives & Equivalent Parts
About SN74LS390N
SN74LS390N 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 | SN74LS390NSource | SN74LS132N | SN74LS51N | SN74LS85N | SN74LS283N | SN74LS279AD | SN74LS390NS |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Dual-In-Line Packages | Dual-In-Line Packages | — | Dual-In-Line Packages | Dual-In-Line Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 16 | 14 | — | 16 | 16 | 16 | 16 |
| Temperature Range | ~ 70.0°C | ~ 70.0°C | — | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C | — |
| Price | $0.4500 | $0.2340 | $0.6122 | $0.1270 | $0.4608 | $0.3925 | $0.6758 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | — | ACTIVE | ACTIVE | OBSOLETE | — |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | — | — | Yes | Yes | — | — |
| YTEOL | 15 | 15 | — | 15 | 15 | 0 | — |
| Additional Feature | DIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONS | — | — | CASCADABLE | FULL ADDER; WITH INTERNAL CARRY LOOKAHEAD; PERMITS RIPPLE CARRY CASCADING | WITH DUAL S INPUT FOR TWO FUNCTIONS | — |
| Count Direction | UP | — | — | — | — | — | — |
| Family | LS | LS | — | LS | LS | LS | — |
| JESD-30 Code | R-PDIP-T16 | R-PDIP-T14 | — | R-PDIP-T16 | R-PDIP-T16 | R-PDSO-G16 | — |
| JESD-609 Code | e4 | e4 | — | e4 | e4 | e4 | — |
| Load Capacitance (CL) | 15 pF | 15 pF | — | 15 pF | 15 pF | 15 pF | — |
| Load/Preset Input | NO | — | — | — | — | — | — |
| Logic IC Type | DECADE COUNTER | NAND GATE | — | MAGNITUDE COMPARATOR | ADDER/SUBTRACTOR | R-S LATCH | — |
| Max Frequency@Nom-Sup | 25000000 Hz | — | — | — | — | — | — |
| Max I(ol) | 0.008 A | 0.016 A | — | 0.016 A | 0.008 A | 0.008 A | — |
| Mode of Operation | ASYNCHRONOUS | — | — | — | — | — | — |
| Number of Bits | 3 | — | — | 4 | 4 | 2 | — |
| Number of Functions | 4 | 4 | — | 4 | 4 | 4 | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Equivalence Code | DIP16,.3 | DIP14,.3 | — | DIP16,.3 | DIP16,.3 | SOP16,.25 | — |
| Package Shape | RECTANGULAR | RECTANGULAR | — | RECTANGULAR | RECTANGULAR | RECTANGULAR | — |
| Package Style | IN-LINE | IN-LINE | — | IN-LINE | IN-LINE | SMALL OUTLINE | — |
| Packing Method | TUBE | TUBE | — | TUBE | TUBE | TUBE | — |
| Power Supply Current-Max (ICC) | 26 mA | 14 mA | — | 20 mA | 39 mA | 7 mA | — |
| Prop. Delay@Nom-Sup | 60 ns | 22 ns | — | 35 ns | 24 ns | 30 ns | — |
| Propagation Delay (tpd) | 60 ns | 22 ns | — | 45 ns | 24 ns | 27 ns | — |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified | Not Qualified | Not Qualified | — |
| Supply Voltage-Max (Vsup) | 5.25 V | 5.25 V | — | 5.25 V | 5.25 V | 5.25 V | — |
| Supply Voltage-Min (Vsup) | 4.75 V | 4.75 V | — | 4.75 V | 4.75 V | 4.75 V | — |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | — | 5 V | 5 V | 5 V | — |
| Surface Mount | NO | NO | — | NO | NO | YES | — |
| Technology | TTL | TTL | — | TTL | TTL | TTL | — |
| Temperature Grade | COMMERCIAL | COMMERCIAL | — | COMMERCIAL | COMMERCIAL | COMMERCIAL | — |
| Terminal Finish | 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 | — | THROUGH-HOLE | THROUGH-HOLE | GULL WING | — |
| Terminal Pitch | 2.54 mm | 2.54 mm | — | 2.54 mm | 2.54 mm | 1.27 mm | — |
| Terminal Position | DUAL | DUAL | — | DUAL | DUAL | DUAL | — |
| Trigger Type | NEGATIVE EDGE | — | — | — | — | LOW LEVEL | — |
| fmax-Min | 25 MHz | — | — | — | — | — | — |
| ## SN74LS390N Alternates Showing results | Image | — | — | — | — | — | — |
| Number of Inputs | — | 2 | — | — | — | — | — |
| Output Characteristics | — | TOTEM-POLE | — | — | — | — | — |
| Schmitt Trigger | — | YES | — | YES | — | NO | — |
| ## SN74LS132N Alternates Showing results | — | Image | — | — | — | — | — |
| Output Polarity | — | — | — | TRUE | INVERTED | TRUE | — |
| ## SN74LS85N Alternates Showing results | — | — | — | Image | — | — | — |
| ## SN74LS283N Alternates Showing results | — | — | — | — | Image | — | — |
| Peak Reflow Temperature (Cel) | — | — | — | — | — | 260 | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | — | — | 30 | — |
| ## SN74LS279AD 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 6 alternatives for SN74LS390N — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for SN74LS390N 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 SN74LS390N 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 SN74LS390N?
Known equivalents for SN74LS390N include SN74LS132N, SN74LS51N, SN74LS85N. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74LS390N?
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 SN74LS390N 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.