SN74HC244QDWRQ1Alternatives & Equivalent Parts
About SN74HC244QDWRQ1
SN74HC244QDWRQ1 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 | SN74HC244QDWRQ1Source | MCP23S09-E/SO |
|---|---|---|
| Manufacturer | Texas Instruments | Microchip |
| Package Type | Small Outline Packages | Small Outline Packages |
| Pin Count | 20 | 18 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $0.3789 | — |
| Electrical Parameters | ||
| Pbfree Code | Yes | Yes |
| YTEOL | 15 | 9 |
| Control Type | ENABLE LOW | — |
| Count Direction | UNIDIRECTIONAL | — |
| Family | HC/UH | — |
| JESD-30 Code | R-PDSO-G20 | R-PDSO-G18 |
| JESD-609 Code | e4 | e3 |
| Load Capacitance (CL) | 50 pF | — |
| Logic IC Type | BUS DRIVER | — |
| Max I(ol) | 0.0078 A | — |
| Number of Bits | 4 | 8 |
| Number of Functions | 8 | — |
| Number of Ports | 2 | 1 |
| Output Characteristics | 3-STATE | — |
| Output Polarity | TRUE | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP20,.4 | SOP18,.4 |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TR | — |
| Peak Reflow Temperature (Cel) | 260 | 260 |
| Power Supply Current-Max (ICC) | 0.08 mA | — |
| Prop. Delay@Nom-Sup | 34 ns | — |
| Propagation Delay (tpd) | 170 ns | — |
| Qualification Status | Not Qualified | Not Qualified |
| Screening Level | AEC-Q100 | — |
| Supply Voltage-Max (Vsup) | 6 V | — |
| Supply Voltage-Min (Vsup) | 2 V | — |
| Supply Voltage-Nom (Vsup) | 5 V | — |
| Surface Mount | YES | YES |
| Technology | CMOS | CMOS |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — |
| ## SN74HC244QDWRQ1 Alternates Showing results | Image | — |
| Manufacturer Package Code | — | SOIC-18 |
| Factory Lead Time | — | 7 Weeks |
| Clock Frequency-Max | — | 10 MHz |
| Number of I/O Lines | — | 8 |
| Supply Current-Max | — | 1 mA |
| Supply Voltage-Max | — | 5.5 V |
| Supply Voltage-Min | — | 1.8 V |
| Supply Voltage-Nom | — | 5 V |
| uPs/uCs/Peripheral ICs Type | — | PARALLEL IO PORT, GENERAL PURPOSE |
| ## MCP23S09-E/SO Alternates Showing results | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for SN74HC244QDWRQ1 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 SN74HC244QDWRQ1 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 SN74HC244QDWRQ1FAQ
What is equivalent to SN74HC244QDWRQ1?
Known equivalents for SN74HC244QDWRQ1 include MCP23S09-E/SO. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74HC244QDWRQ1?
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 SN74HC244QDWRQ1 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.