SN74ALS244CDBAlternatives & Equivalent Parts
About SN74ALS244CDB
SN74ALS244CDB 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.
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Specification Comparison
| Parameter | SN74ALS244CDBSource | SN74ALS244CDBR | SN74ALS244CDBRG4 |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 20 | 20 | 20 |
| Temperature Range | ~ 70.0°C | ~ 70.0°C | ~ 70.0°C |
| Price | — | $0.5009 | $0.6708 |
| Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | OBSOLETE |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | — |
| YTEOL | 0 | 15 | 0 |
| Control Type | ENABLE LOW | ENABLE LOW | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL |
| Family | ALS | ALS | ALS |
| JESD-30 Code | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 |
| JESD-609 Code | e4 | e4 | e4 |
| Load Capacitance (CL) | 50 pF | 50 pF | 50 pF |
| Logic IC Type | BUS DRIVER | BUS DRIVER | BUS DRIVER |
| Max I(ol) | 0.024 A | 0.024 A | 0.024 A |
| Number of Bits | 4 | 4 | 4 |
| Number of Functions | 8 | 8 | 2 |
| Number of Ports | 2 | 2 | 2 |
| Output Characteristics | 3-STATE | 3-STATE | 3-STATE |
| Output Polarity | TRUE | TRUE | TRUE |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP20,.3 | SSOP20,.3 | SSOP20,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE, SHRINK PITCH |
| Packing Method | TR, 13 INCH | TR, 13 INCH | TR |
| Power Supply Current-Max (ICC) | 24 mA | 24 mA | 24 mA |
| Prop. Delay@Nom-Sup | 10 ns | 10 ns | 10 ns |
| Propagation Delay (tpd) | 10 ns | 10 ns | 10 ns |
| Supply Voltage-Max (Vsup) | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage-Min (Vsup) | 4.5 V | 4.5 V | 4.5 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | 5 V |
| Surface Mount | YES | YES | YES |
| Technology | TTL | TTL | TTL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.65 mm | 0.65 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Date Of Intro | — | 1986-01-01 | 1986-01-01 |
| Peak Reflow Temperature (Cel) | — | 260 | 260 |
| Qualification Status | — | Not Qualified | Not Qualified |
| Temperature Grade | — | COMMERCIAL | COMMERCIAL |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 |
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 all 2 alternatives for SN74ALS244CDB — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for SN74ALS244CDB 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 SN74ALS244CDB 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 SN74ALS244CDB?
Known equivalents for SN74ALS244CDB include SN74ALS244CDBR, SN74ALS244CDBRG4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74ALS244CDB?
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 SN74ALS244CDB 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.