SN74LS145NSR-PAlternatives & Equivalent Parts
About SN74LS145NSR-P
SN74LS145NSR-P is a Integrated Circuit component manufactured by Texas Instruments. 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.
Specification Comparison
| Parameter | SN74LS145NSR-PSource | SN74LS145DRE4 | SN74LS145DRG4 | SN74LS145D |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 16 | 16 | 16 | 16 |
| Temperature Range | — | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C |
| Price | — | $0.4440 | — | $0.4837 |
| Electrical Parameters | ||||
| Pbfree Code | — | Yes | — | — |
| YTEOL | — | 15 | 0 | 0 |
| Additional Feature | — | ION MAX=80MA @ VOL MAX=3V | ION MAX=80MA @ VOL MAX=3V | ION MAX=80MA @ VOL MAX=3V |
| Family | — | LS | LS | LS |
| Input Conditioning | — | STANDARD | STANDARD | STANDARD |
| JESD-30 Code | — | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 |
| JESD-609 Code | — | e4 | e4 | e4 |
| Load Capacitance (CL) | — | 45 pF | 45 pF | 45 pF |
| Logic IC Type | — | DECIMAL DECODER/DRIVER | DECIMAL DECODER/DRIVER | DECIMAL DECODER/DRIVER |
| Max I(ol) | — | 0.024 A | 0.08 A | 0.024 A |
| Number of Bits | — | 10 | — | 10 |
| Number of Functions | — | 1 | 1 | 1 |
| Output Characteristics | — | OPEN-COLLECTOR | OPEN-COLLECTOR | OPEN-COLLECTOR |
| Output Polarity | — | INVERTED | INVERTED | INVERTED |
| Package Body Material | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | — | SOP16,.25 | SOP16,.25 | SOP16,.25 |
| Package Shape | — | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | — | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | — | TR | — | TUBE |
| Peak Reflow Temperature (Cel) | — | 260 | 260 | 260 |
| Power Supply Current-Max (ICC) | — | 10 mA | 13 mA | 10 mA |
| Prop. Delay@Nom-Sup | — | 50 ns | 50 ns | 50 ns |
| Propagation Delay (tpd) | — | 50 ns | 50 ns | 50 ns |
| Qualification Status | — | Not Qualified | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | — | 5.25 V | 5.25 V | 5.25 V |
| Supply Voltage-Min (Vsup) | — | 4.75 V | 4.75 V | 4.75 V |
| Supply Voltage-Nom (Vsup) | — | 5 V | 5 V | 5 V |
| Surface Mount | — | YES | YES | YES |
| Technology | — | TTL | TTL | TTL |
| Temperature Grade | — | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| Terminal Finish | — | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | — | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | — | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | — | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 | NOT SPECIFIED |
| ## SN74LS145DRG4 Alternates Showing results | — | — | Image | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for SN74LS145NSR-P 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 SN74LS145NSR-P 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 SN74LS145NSR-PFAQ
What is equivalent to SN74LS145NSR-P?
Known equivalents for SN74LS145NSR-P include SN74LS145DRE4, SN74LS145DRG4, SN74LS145D. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74LS145NSR-P?
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 SN74LS145NSR-P 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.