SN74LS193NSRAlternatives & Equivalent Parts
About SN74LS193NSR
SN74LS193NSR 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 | SN74LS193NSRSource | SN74LS193DR | SN74LS193D |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | — | Small Outline Packages |
| Pin Count | 16 | — | 16 |
| Temperature Range | ~ 70.0°C | — | ~ 70.0°C |
| Price | $0.6596 | $0.4463 | $0.4725 |
| Electrical Parameters | |||
| Pbfree Code | Yes | — | — |
| YTEOL | 15 | — | 0 |
| Additional Feature | TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK | — | TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK |
| Count Direction | BIDIRECTIONAL | — | BIDIRECTIONAL |
| Family | LS | — | LS |
| JESD-30 Code | R-PDSO-G16 | — | R-PDSO-G16 |
| JESD-609 Code | e4 | — | e4 |
| Load Capacitance (CL) | 15 pF | — | 15 pF |
| Load/Preset Input | YES | — | YES |
| Logic IC Type | BINARY COUNTER | — | BINARY COUNTER |
| Max Frequency@Nom-Sup | 25000000 Hz | — | 25000000 Hz |
| Max I(ol) | 0.008 A | — | 0.008 A |
| Mode of Operation | SYNCHRONOUS | — | SYNCHRONOUS |
| Number of Bits | 4 | — | 4 |
| Number of Functions | 1 | — | 1 |
| Package Body Material | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.3 | — | SOP16,.25 |
| Package Shape | RECTANGULAR | — | RECTANGULAR |
| Package Style | SMALL OUTLINE | — | SMALL OUTLINE |
| Packing Method | TR | — | TUBE |
| Peak Reflow Temperature (Cel) | 260 | — | 260 |
| Power Supply Current-Max (ICC) | 34 mA | — | 34 mA |
| Prop. Delay@Nom-Sup | 47 ns | — | 47 ns |
| Propagation Delay (tpd) | 47 ns | — | 47 ns |
| Qualification Status | Not Qualified | — | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.25 V | — | 5.25 V |
| Supply Voltage-Min (Vsup) | 4.75 V | — | 4.75 V |
| Supply Voltage-Nom (Vsup) | 5 V | — | 5 V |
| Surface Mount | YES | — | YES |
| Technology | TTL | — | TTL |
| Temperature Grade | COMMERCIAL | — | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | — | GULL WING |
| Terminal Pitch | 1.27 mm | — | 1.27 mm |
| Terminal Position | DUAL | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | NOT SPECIFIED |
| Trigger Type | POSITIVE EDGE | — | POSITIVE EDGE |
| fmax-Min | 25 MHz | — | 25 MHz |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, PDSO16
Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, PDSO16
Why Look for Alternatives?
Finding alternatives for SN74LS193NSR 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 SN74LS193NSR 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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What is equivalent to SN74LS193NSR?
Known equivalents for SN74LS193NSR include SN74LS193DR, SN74LS193D. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74LS193NSR?
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 SN74LS193NSR 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.