SN75ALS1178NSAlternatives & Equivalent Parts
About SN75ALS1178NS
SN75ALS1178NS 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 | SN75ALS1178NSSource | SN75ALS1177NS | SN75ALS1178NSRG4 | SN75ALS1177NSRE4 |
|---|---|---|---|---|
| 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 | ~ 70.0°C |
| Price | $4.2653 | — | $4.2653 | $3.3439 |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | — | — |
| YTEOL | 0 | 0 | 0 | 0 |
| Differential Output | YES | YES | YES | YES |
| Driver Number of Bits | 2 | 2 | 2 | 2 |
| High Level Input Current-Max | 0.0001 A | 0.0001 A | 0.0001 A | 0.0001 A |
| Input Characteristics | DIFFERENTIAL SCHMITT TRIGGER | DIFFERENTIAL SCHMITT TRIGGER | DIFFERENTIAL SCHMITT TRIGGER | DIFFERENTIAL SCHMITT TRIGGER |
| Interface IC Type | LINE TRANSCEIVER | LINE TRANSCEIVER | LINE TRANSCEIVER | LINE TRANSCEIVER |
| Interface Standard | EIA-422-B; TIA-422-B; EIA-485-A; TIA-485-A | EIA-422-B; TIA-422-B; EIA-485-A; TIA-485-A | EIA-422-B; TIA-422-B; EIA-485-A; TIA-485-A | EIA-422-B; TIA-422-B; EIA-485-A; TIA-485-A |
| JESD-30 Code | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 |
| JESD-609 Code | e4 | e4 | e4 | e4 |
| Number of Functions | 2 | 2 | 2 | 2 |
| Out Swing-Min | 1.5 V | 1.5 V | 1.5 V | 1.5 V |
| Output Characteristics | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| Output Low Current-Max | 0.06 A | 0.06 A | 0.008 A | 0.0001 A |
| Output Polarity | COMPLEMENTARY | COMPLEMENTARY | COMPLEMENTARY | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Receive Delay-Max | 37 ns | 37 ns | 37 ns | 37 ns |
| Receiver Number of Bits | 2 | 2 | 2 | 2 |
| Supply Current-Max | 50 mA | 50 mA | 50 mA | 50 mA |
| Supply Voltage-Max | 5.25 V | 5.25 V | 5.25 V | 5.25 V |
| Supply Voltage-Min | 4.75 V | 4.75 V | 4.75 V | 4.75 V |
| Supply Voltage-Nom | 5 V | 5 V | 5 V | 5 V |
| Supply Voltage1-Max | 5.25 V | 5.25 V | 5.25 V | 5.25 V |
| Supply Voltage1-Min | 4.75 V | 4.75 V | 4.75 V | 4.75 V |
| Supply Voltage1-Nom | 5 V | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES | YES |
| Technology | TTL | TTL | BIPOLAR | BIPOLAR |
| Temperature Grade | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 |
| Transmit Delay-Max | 22 ns | 22 ns | 22 ns | 22 ns |
| Additional Feature | — | — | TRISTATABLE RECEIVER; 1 RECEIVER ACTIVE UNDER SHUTDOWN | RECEIVER 3-STATE OUTPUT; ACTIVE-LOW ENABLE |
| Package Equivalence Code | — | — | SOP16,.3 | SOP16,.3 |
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 SN75ALS1178NS 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 SN75ALS1178NS 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 SN75ALS1178NS?
Known equivalents for SN75ALS1178NS include SN75ALS1177NS, SN75ALS1178NSRG4, SN75ALS1177NSRE4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN75ALS1178NS?
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 SN75ALS1178NS 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.