SN74AS641DWRAlternatives & Equivalent Parts
About SN74AS641DWR
SN74AS641DWR 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 | SN74AS641DWRSource | SN74AS641DW |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Other |
| Pin Count | 20 | 20 |
| Temperature Range | ~ 70.0°C | ~ 70.0°C |
| Price | $1.8900 | $4.9900 |
| Electrical Parameters | ||
| Pbfree Code | Yes | Yes |
| YTEOL | 0 | 15 |
| Additional Feature | WITH DIRECTION CONTROL | WITH DIRECTION CONTROL |
| Control Type | COMMON CONTROL | COMMON CONTROL |
| Count Direction | BIDIRECTIONAL | BIDIRECTIONAL |
| Family | AS | AS |
| JESD-30 Code | R-PDSO-G20 | R-PDSO-G20 |
| Load Capacitance (CL) | 50 pF | 50 pF |
| Logic IC Type | BUS TRANSCEIVER | BUS TRANSCEIVER |
| Max I(ol) | 0.048 A | 0.064 A |
| Number of Bits | 8 | 8 |
| Number of Functions | 1 | 8 |
| Number of Ports | 2 | 2 |
| Output Characteristics | OPEN-COLLECTOR | OPEN-COLLECTOR |
| Output Polarity | TRUE | TRUE |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP20,.4 | SOP20,.4 |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TR | TUBE |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | 260 |
| Power Supply Current-Max (ICC) | 136 mA | 211 mA |
| Prop. Delay@Nom-Sup | 25 ns | 30 ns |
| Propagation Delay (tpd) | 7.5 ns | 7.5 ns |
| Qualification Status | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5 V | 5.5 V |
| Supply Voltage-Min (Vsup) | 4.5 V | 4.5 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V |
| Surface Mount | YES | YES |
| Technology | TTL | TTL |
| Temperature Grade | COMMERCIAL | COMMERCIAL |
| Terminal Form | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | 30 |
| JESD-609 Code | — | e4 |
| Schmitt Trigger | — | NO |
| Terminal Finish | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
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 SN74AS641DWR 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 SN74AS641DWR 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 SN74AS641DWRFAQ
What is equivalent to SN74AS641DWR?
Known equivalents for SN74AS641DWR include SN74AS641DW. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74AS641DWR?
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 SN74AS641DWR 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.