AT42QT1040-MMHRAlternatives & Equivalent Parts
About AT42QT1040-MMHR
AT42QT1040-MMHR is a Integrated Circuit component manufactured by Microchip. It comes in a Quad Flat No-Lead 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 | AT42QT1040-MMHRSource | AT42QT1040-MMH |
|---|---|---|
| Manufacturer | Microchip | Microchip |
| Package Type | Quad Flat No-Lead | Quad Flat No-Lead |
| Pin Count | 20 | 21 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.2100 | $1.4000 |
| Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE |
| Electrical Parameters | ||
| Manufacturer Package Code | VQFN-20 | — |
| Factory Lead Time | 7 Weeks | — |
| YTEOL | 14 | — |
| Body Breadth | 3 mm | 3 mm |
| Body Height | 0.78 mm | 0.8 mm |
| Body Length or Diameter | 3 mm | 3 mm |
| Mounting Feature | SURFACE MOUNT | SURFACE MOUNT |
| Output | OPEN-DRAIN | OPEN-DRAIN |
| Output Range | 0.7-4V | 0.7-4V |
| Output Type | DIGITAL VOLTAGE | VOLTAGE OUTPUT |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | LCC20,.12SQ,18 | LCC20,.12SQ,18 |
| Package Shape/Style | SQUARE | SQUARE |
| Sensors/Transducers Type | CAPACITIVE TOUCH SENSOR | CAPACITIVE TOUCH SENSOR |
| Supply Voltage-Max | 5.5 V | 5.5 V |
| Supply Voltage-Min | 1.8 V | 1.8 V |
| Surface Mount | YES | YES |
| Pbfree Code | — | Yes |
| JESD-609 Code | — | e4 |
| Terminal Finish | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Quick Links
Why Look for Alternatives?
Finding alternatives for AT42QT1040-MMHR 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 AT42QT1040-MMHR 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 AT42QT1040-MMHR?
Known equivalents for AT42QT1040-MMHR include AT42QT1040-MMH. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of AT42QT1040-MMHR?
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 AT42QT1040-MMHR 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.