Microchip MTCH3380P and MTCH3240P add 12-ADC parallel sensing for appliance HMIs

Microchip launched two turnkey touch controllers with on-chip parallel ADCs for buttons, sliders, and wheels, priced from $0.80 in 10k units.

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TL;DR — tiga ayat

  • Microchip released the MTCH3380P and MTCH3240P as its first turnkey touch controllers with parallel sensing for buttons, sliders, and wheels. (S1)
  • Each part integrates 12 on-chip ADCs running in parallel, supporting up to 64 sensors (MTCH3380P) or 32 sensors (MTCH3240P) in mutual-capacitance mode. (S1)
  • Both devices target IEC/UL 60730 Class B functional safety and 105 °C operation, aimed at ovens, cooktops, EV chargers, parking meters, and kiosks. (S1)

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Microchip MTCH3380P and MTCH3240P add 12-ADC parallel sensing for appliance HMIsEditorial cover for a component sourcing brief. Power motif; headline "Microchip MTCH3380P and MTCH3240P add 12-ADC parallel sensing for appliance HMIs". No reported key numbers on this brief, so no number strip is drawn. 1 cited source. A one-time entrance animation stops under reduced motion.Microchip MTCH3380P and MTCH3240P add12-ADC parallel sensing for applianceHMIsXAIPART
Cover image generated from data already shown on this page: the category motif, the headline, and reported key numbers. No decorative illustration; no third-party image.

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Reported by Embedded on 2026-10-09. Summarized and analyzed by XAIPART Editorial.

What happened

Microchip Technology Inc. has launched its first turnkey touch controllers with parallel sensing for buttons, sliders, and wheels, targeting appliance and outdoor/industrial human-machine interfaces. S1 The two parts extend the company's capacitive-touch family and are intended to let equipment makers replace displays with illuminated capacitive-touch controls at lower cost.

The new parts are the MTCH3380P and MTCH3240P. S1 Microchip positions them for interfaces that previously needed large sensor counts, which the source says can drive up acquisition time and reduce signal-to-noise ratio (SNR). The controllers address this through parallel acquisition across on-chip ADCs, allowing many buttons, sliders, and wheels to maintain response time and SNR in noisy environments. S1

Each device carries 12 on-chip ADCs operating in parallel. S1 The MTCH3380P supports up to 38 sensors in self-capacitance mode and 64 sensors in mutual-capacitance mode; the MTCH3240P supports up to 24 in self-cap mode and 32 in mutual-cap mode. S1 The devices are specified for IEC/UL 60730 Class B functional safety and operation up to 105 °C, with listed use cases including ovens, cooktops, refrigerators, washing machines, EV chargers, parking meters, and kiosks. S1 Design support covers the mTouch Studio development environment and evaluation hardware with host drivers for Linux and Zephyr. S1

Key numbers
MetricReported valueSource
On-chip ADCs per device12 (parallel)[S1]
MTCH3380P sensor count, self-capUp to 38[S1]
MTCH3380P sensor count, mutual-capUp to 64[S1]
MTCH3240P sensor count, self-capUp to 24[S1]
MTCH3240P sensor count, mutual-capUp to 32[S1]
Operating temperatureUp to 105 °C[S1]
Functional safetyIEC/UL 60730 Class B[S1]
MTCH3380P price (10,000-unit qty)From $1.06 each[S1]
MTCH3240P price (10,000-unit qty)From $0.80 each[S1]

Background timeline

  1. - Microchip launches the MTCH3380P and MTCH3240P turnkey touch controllers with 12 parallel on-chip ADCs; the source did not disclose prior part generations or release dates in the capacitive-turnkey MCU line. [S1]
  2. No prior milestones disclosed by the source.

XAIPART take

Technical impact

Twelve ADCs running in parallel is the headline architecture change: it lets designers scan a full slider, wheel, or button matrix in roughly one conversion cycle, which preserves SNR where traditional sequential-scan parts would need either longer acquisition windows or extra external analog front-end. XAIPART analysis

Self-capacitance vs mutual-capacitance headroom matters for through-glass and glove use cases called out in the release; designers should benchmark wet-condition and glove performance in mutual-cap mode before locking the BOM, because mutual-cap traditionally trades raw sensitivity for noise rejection. XAIPART analysis

Market impact

Both parts are stocked and orderable today at $0.80-$1.06 in 10k quantities, which removes a typical sample-window delay for appliance and EV-charger programs sourcing through distribution. XAIPART analysis

The IEC/UL 60730 Class B claim and 105 °C rating position the MTCH3380P and MTCH3240P against established appliance-touch incumbents in white goods and outdoor HMI; the lower MTCH3240P price point specifically targets cost-down replacements where display stacks can be deleted. XAIPART analysis

Action

Procurement teams building Class-B BOMs for ovens, cooktops, or EV chargers should pull MTCH3380P samples and confirm IEC/UL 60730 certificate numbers and the 105 °C characterization reports directly with Microchip before derisking a socket swap. XAIPART analysis

Design engineers migrating off a sequential-scan touch controller should evaluate the mTouch Studio flow plus the published Linux and Zephyr host drivers on actual stack-up glass or acrylic, including wet and glove matrices, before committing the PCB layout. XAIPART analysis

XAIPART Forecast

XAIPART expects the MTCH3240P quoted $0.80 price in 10k-unit quantities to remain within ±5% at authorized distributors through Q2 2027; if published 10k-unit pricing on the MTCH3240P falls below $0.76 by 2027-06-30, this forecast is wrong. XAIPART analysis

Facts are as reported by the cited source. The design-in, sourcing and forward-looking statements above are XAIPART's analysis, not the source's claims. Uncertainty: IEC/UL 60730 certificate numbers, full datasheet SNR figures in dB, and ADC scan-time specifications were not disclosed by the source.

Corrections: none at publication. This brief will be updated with a timestamp if the source corrects its report.

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XAIPART expects the MTCH3240P quoted $0.80 price in 10k-unit quantities to remain within ±5% at authorized distributors through Q2 2027 published 10k-unit pricing on the MTCH3240P falls below $0.76 by 2027-06-30 Pending

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Source: FRED · Generated · reference output z and composite are algorithm outputs, not a fetch snapshot

Cost pressure by dimension — composite stateDiverging bars for three dimensions around a zero midpoint. Input Cost has no reading; Supply Demand z -1.4711, notable; Fx Energy z 0.1243, neutral. Composite index -10.1, band neutral.0Input costno readingSupply/demandz −1.4711 · notable46 dFX & energyz +0.1243 · neutral5 dcomposite −10.1 · neutral−100 · −40 · −15 · 0 · +15 · +40 · +100
Underlying values — copyable for verification.
DimensionFRED series IDUnitLagAs of
Input costPCOPPUSDM, PALUMUSDM, PNICKUSDMUSD/mt52 d
Supply/demandPCU334413334413, IPG3344Sindex(1982=100) / index(2017=100)46 d
FX & energyDEXCHUS, DCOILBRENTEU, DHHNGSPrate / USD/bbl / USD/MMBtu5 d

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Model / prompt MiniMax-M3 · prompt Blog Agent - News Summary (v2.8-final) · 6,750 tokens · 30s · run completed
Gate verdict pass · 5/6 applicable checks passed · spec v2.9 · C10 ratio 0.062285 · C10 rounds 0
Time contract 1 <time datetime> values in this brief — 0 violations (+08:00 or date-only)

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Kaedah penukaran skor 6 pemeriksaan yang berlaku, 5passed: 83 Peratus. No hold items or mandatory failures. Gate spec: v2.9 (S0 + S1 + C1–C20) · Source affinity (C20): 0.7547. Pemeriksaan yang berlaku lulus 5 / 6 = 83% · kesimpulan: pass No hold items or mandatory failures Gate spec: v2.9 (S0 + S1 + C1–C20) · Source affinity (C20): 0.7547 Gerbang menentukan penerbitan. Skor audit yang bebas hanya untuk peringatan.

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Sumber

  1. Microchip Adds Parallel Sensing to Touch Controllers — https://www.embedded.com/microchip-adds-parallel-sensing-to-touch-controllers/ · rss · diakses

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