SN74AS646DWAlternatives & Equivalent Parts
About SN74AS646DW
SN74AS646DW is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | SN74AS646DWSource | SN74AS648DW |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | Other | — |
| Pin Count | 24 | — |
| Temperature Range | ~ 70.0°C | — |
| Price | $3.9900 | $7.1400 |
| Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | — |
| Electrical Parameters | ||
| Pbfree Code | Yes | — |
| YTEOL | 15 | — |
| Additional Feature | DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA | — |
| Control Type | INDEPENDENT CONTROL | — |
| Count Direction | BIDIRECTIONAL | — |
| Family | AS | — |
| JESD-30 Code | R-PDSO-G24 | — |
| JESD-609 Code | e4 | — |
| Load Capacitance (CL) | 50 pF | — |
| Logic IC Type | REGISTERED BUS TRANSCEIVER | — |
| Max I(ol) | 0.048 A | — |
| Number of Bits | 8 | — |
| Number of Functions | 8 | — |
| Number of Ports | 2 | — |
| Output Characteristics | 3-STATE | — |
| Output Polarity | TRUE | — |
| Package Body Material | PLASTIC/EPOXY | — |
| Package Equivalence Code | SOP24,.4 | — |
| Package Shape | RECTANGULAR | — |
| Package Style | SMALL OUTLINE | — |
| Packing Method | TUBE | — |
| Peak Reflow Temperature (Cel) | 260 | — |
| Power Supply Current-Max (ICC) | 211 mA | — |
| Prop. Delay@Nom-Sup | 20 ns | — |
| Propagation Delay (tpd) | 9 ns | — |
| Qualification Status | Not Qualified | — |
| Schmitt Trigger | NO | — |
| Supply Voltage-Max (Vsup) | 5.5 V | — |
| Supply Voltage-Min (Vsup) | 4.5 V | — |
| Supply Voltage-Nom (Vsup) | 5 V | — |
| Surface Mount | YES | — |
| Technology | TTL | — |
| Temperature Grade | COMMERCIAL | — |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | — |
| Terminal Form | GULL WING | — |
| Terminal Pitch | 1.27 mm | — |
| Terminal Position | DUAL | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | — |
| Trigger Type | POSITIVE EDGE | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering this alternative for SN74AS646DW — response within 24 hours.
Quick Links
Registered Bus Transceiver, AS Series, 1-Func, 8-Bit, Inverted Output, TTL, PDSO24
Why Look for Alternatives?
Finding alternatives for SN74AS646DW 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 SN74AS646DW 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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FAQ
What is equivalent to SN74AS646DW?
Known equivalents for SN74AS646DW include SN74AS648DW. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74AS646DW?
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 SN74AS646DW 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.