AT42QT2161-MMUAlternatives & Equivalent Parts
About AT42QT2161-MMU
AT42QT2161-MMU 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 | AT42QT2161-MMUSource | AT42QT2160-MMUR | AT42QT2120-SU | AT42QT2120-XU | AT42QT2120-MMHR | AT42QT2640-AU | AT42QT2640-AUR |
|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip | Microchip |
| Package Type | Quad Flat No-Lead | Quad Flat No-Lead | Small Outline Packages | Small Outline Packages | Quad Flat No-Lead | Quad Flat Packages | Quad Flat Packages |
| Pin Count | 29 | 28 | 20 | 20 | 20 | 44 | 44 |
| Temperature Range | — | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 105.0°C |
| Price | $1.6400 | $2.0300 | $1.1400 | $1.2700 | $1.3300 | $8.4300 | $8.1000 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | — | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||||
| Manufacturer Package Code | — | VQFN-28 | SOIC-20 | TSSOP-20 | VQFN-20 | TQFP-44 | TQFP-44 |
| Factory Lead Time | — | 7 Weeks | 8 Weeks | 7 Weeks | 7 Weeks | 9 Weeks | 9 Weeks |
| YTEOL | — | 14 | 13 | 14 | 14 | 14 | 14 |
| Body Breadth | — | 4 mm | 7.5 mm | 4.4 mm | 3 mm | 10 mm | 10 mm |
| Body Height | — | 0.88 mm | 2.3 mm | 1.05 mm | 0.78 mm | 1 mm | 1 mm |
| Body Length or Diameter | — | 4 mm | 12.8 mm | 6.5 mm | 3 mm | 10 mm | 10 mm |
| Mounting Feature | — | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT | SURFACE MOUNT |
| Output | — | DIGITAL | DIGITAL | DIGITAL | DIGITAL | OPEN-DRAIN | OPEN-DRAIN |
| Output Range | — | 0.20-4.20V | 0.60-2.60V | 0.60-2.60V | 0.60-2.60V | 0.60-4.30V | 0.60-4.30V |
| Output Type | — | DIGITAL VOLTAGE | DIGITAL VOLTAGE | DIGITAL VOLTAGE | DIGITAL VOLTAGE | DIGITAL VOLTAGE | DIGITAL VOLTAGE |
| Package Body Material | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape/Style | — | SQUARE | RECTANGULAR | RECTANGULAR | SQUARE | SQUARE | SQUARE |
| Sensors/Transducers Type | — | CAPACITIVE TOUCH SENSOR | CAPACITIVE TOUCH SENSOR | CAPACITIVE TOUCH SENSOR | CAPACITIVE TOUCH SENSOR | CAPACITIVE TOUCH SENSOR | CAPACITIVE TOUCH SENSOR |
| Supply Voltage-Max | — | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.25 V | 5.25 V |
| Supply Voltage-Min | — | 1.8 V | 1.8 V | 1.8 V | 1.8 V | 4.75 V | 4.75 V |
| Surface Mount | — | YES | YES | YES | YES | YES | YES |
| Pbfree Code | — | — | Yes | Yes | Yes | Yes | Yes |
| Additional Feature | — | — | SEATED HGT CALCULATED | SEATED HGT CALCULATED | — | — | — |
| JESD-609 Code | — | — | e3 | e3 | e4 | e3 | e3 |
| Package Equivalence Code | — | — | SOP20,.4 | TSSOP20,.25 | LCC20,.12SQ,18 | — | — |
| Terminal Finish | — | — | Matte Tin (Sn) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Matte Tin (Sn) |
| ## AT42QT2120-XU Alternates Showing results | — | — | — | Image | — | — | — |
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 6 alternatives for AT42QT2161-MMU — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for AT42QT2161-MMU 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 AT42QT2161-MMU 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 AT42QT2161-MMU?
Known equivalents for AT42QT2161-MMU include AT42QT2160-MMUR, AT42QT2120-SU, AT42QT2120-XU. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of AT42QT2161-MMU?
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 AT42QT2161-MMU 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.