SN75ALS191DRG4Alternatives & Equivalent Parts
About SN75ALS191DRG4
SN75ALS191DRG4 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 | SN75ALS191DRG4Source | SN75ALS191DG4 | SN75ALS191DR |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 8 |
| Temperature Range | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C |
| Price | $0.9024 | $1.0100 | $0.9660 |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | Yes |
| YTEOL | 0 | 0 | 15 |
| Differential Output | YES | YES | YES |
| Driver Number of Bits | 2 | 2 | 2 |
| High Level Input Current-Max | 0.000025 A | 0.000025 A | 0.000025 A |
| Input Characteristics | STANDARD | STANDARD | STANDARD |
| Interface IC Type | LINE DRIVER | LINE DRIVER | LINE DRIVER |
| Interface Standard | EIA-422-B; TIA-422-B; V.11 | V.11; EIA-422-B | EIA-422-B; TIA-422-B; V.11 |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 |
| JESD-609 Code | e4 | e4 | e4 |
| Number of Functions | 2 | 2 | 2 |
| Out Swing-Min | 2 V | 2 V | 2 V |
| Output Characteristics | TOTEM-POLE | TOTEM-POLE | TOTEM-POLE |
| Output Low Current-Max | 0.005 A | 0.005 A | 0.005 A |
| Output Polarity | COMPLEMENTARY | COMPLEMENTARY | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | SOP8,.25 | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Supply Current-Max | 40 mA | 40 mA | 40 mA |
| Supply Voltage-Max | 5.25 V | 5.25 V | 5.25 V |
| Supply Voltage-Min | 4.75 V | 4.75 V | 4.75 V |
| Supply Voltage-Nom | 5 V | 5 V | 5 V |
| Supply Voltage1-Max | 5.25 V | 5.25 V | 5.25 V |
| Supply Voltage1-Min | 4.75 V | 4.75 V | 4.75 V |
| Supply Voltage1-Nom | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES |
| Technology | TTL | BIPOLAR | TTL |
| Temperature Grade | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) | 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 | NOT SPECIFIED | 30 |
| Transmit Delay-Max | 7 ns | 7 ns | 7 ns |
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 SN75ALS191DRG4 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 SN75ALS191DRG4 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 SN75ALS191DRG4FAQ
What is equivalent to SN75ALS191DRG4?
Known equivalents for SN75ALS191DRG4 include SN75ALS191DG4, SN75ALS191DR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN75ALS191DRG4?
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 SN75ALS191DRG4 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.