AT42QT1244-AUAlternatives & Equivalent Parts
About AT42QT1244-AU
AT42QT1244-AU is a Integrated Circuit component manufactured by Microchip. It comes in a Quad Flat 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 | AT42QT1244-AUSource | AT42QT1244-MU | AT42QT1110-AUR | AT42QT1012-MAH | AT42QT1481-ANR | AT42QT1060-MMUR | AT42QT1011-MAHR | AT42QT1040-MMHR |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip |
| Package Type | Quad Flat Packages | Quad Flat No-Lead | Quad Flat Packages | Small Outline No-lead | Quad Flat Packages | Quad Flat No-Lead | Small Outline No-lead | Quad Flat No-Lead |
| Pin Count | 32 | 32 | 32 | 9 | 44 | 28 | 8 | 20 |
| Temperature Range | -40.0°C ~ 105.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $2.4079 | $2.8400 | $1.2100 | $0.7680 | $4.6100 | $1.9200 | $0.5600 | $1.2100 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||||
| Pbfree Code | Yes | Yes | Yes | Yes | — | Yes | Yes | — |
| Manufacturer Package Code | TQFP-32 | VQFN-32 | TQFP-32 | — | TQFP-44 | VQFN-28 | UDFN-8 | VQFN-20 |
| Factory Lead Time | 9 Weeks | 8 Weeks | 8 Weeks | — | 9 Weeks | 7 Weeks | 7 Weeks | 7 Weeks |
| YTEOL | 13 | 14 | 14 | — | 20 | 14 | 13 | 14 |
| Body Breadth | 7 mm | 5 mm | 7 mm | 1.95 mm | 10 mm | 4 mm | 1.95 mm | 3 mm |
| Body Height | 1 mm | 0.84 mm | 1 mm | 0.6 mm | 1 mm | 0.88 mm | 0.6 mm | 0.78 mm |
| Body Length or Diameter | 7 mm | 5 mm | 7 mm | 2 mm | 10 mm | 4 mm | 2 mm | 3 mm |
| JESD-609 Code | e3 | e3 | e3 | — | e3 | — | — | — |
| Mounting Feature | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT |
| Output | OPEN-DRAIN | OPEN-DRAIN | OPEN-DRAIN | DIGITAL | DIGITAL | OPEN-DRAIN | DIGITAL | OPEN-DRAIN |
| Output Range | 0.60-2.30V | 0.60-2.30V | 0.70-4.0V | 0.60-2.30V | 0.60-4.20V | 0.50-2.60V | 0.50-2.30V | 0.7-4V |
| Output Type | DIGITAL VOLTAGE | DIGITAL VOLTAGE | DIGITAL VOLTAGE | DIGITAL VOLTAGE | DIGITAL VOLTAGE | DIGITAL VOLTAGE | DIGITAL VOLTAGE | DIGITAL VOLTAGE |
| Package Body Material | PLASTIC/EPOXY | UNSPECIFIED | PLASTIC/EPOXY | UNSPECIFIED | PLASTIC/EPOXY | PLASTIC/EPOXY | UNSPECIFIED | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP32,.35SQ,32 | LCC32,.2SQ,20 | TQFP32,.35SQ,32 | — | — | — | — | LCC20,.12SQ,18 |
| Package Shape/Style | SQUARE | SQUARE | SQUARE | RECTANGULAR | SQUARE | SQUARE | RECTANGULAR | SQUARE |
| Sensors/Transducers Type | CAPACITIVE TOUCH SENSOR | CAPACITIVE TOUCH SENSOR | CAPACITIVE TOUCH SENSOR | CAPACITIVE TOUCH SENSOR | CAPACITIVE TOUCH SENSOR | CAPACITIVE TOUCH SENSOR | CAPACITIVE TOUCH SENSOR | CAPACITIVE TOUCH SENSOR |
| Supply Voltage-Max | 5 V | 5 V | 5.5 V | 5.5 V | 5.25 V | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage-Min | 3 V | 3 V | 3 V | 1.8 V | 4.75 V | 1.8 V | 1.8 V | 1.8 V |
| Surface Mount | YES | YES | YES | YES | YES | YES | YES | YES |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) | — | Matte Tin (Sn) | — | — | — |
| Date Of Intro | — | — | — | 2016-12-19 | — | — | — | — |
| Additional Feature | — | — | — | SEATED HGT MAX | — | — | SEATED HGT MAX | — |
| Screening Level | — | — | — | — | — | — | TS 16949 | — |
| ## AT42QT1011-MAHR Alternates Showing results | — | — | — | — | — | — | Image | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Quick Links
Capacitive Touch Sensor, Open-drain, 28 Pin, Plastic/epoxy
Capacitive Touch Sensor, Open-drain, 20 Pin, Plastic/epoxy
Why Look for Alternatives?
Finding alternatives for AT42QT1244-AU 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 AT42QT1244-AU 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 AT42QT1244-AU?
Known equivalents for AT42QT1244-AU include AT42QT1244-MU, AT42QT1110-AUR, AT42QT1012-MAH. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of AT42QT1244-AU?
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 AT42QT1244-AU 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.