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Microchip Technology MGC3130-I/MQ
- Part No.:
- MGC3130-I/MQ
- Manufacturer:
- Microchip Technology
- Category:
- Specialized
- Package:
- 28-VFQFN Exposed Pad
- Datasheet:
-
MGC3130-I/MQ.pdf
- Description:
- IC INTERFACE SPECIALIZED 28QFN
- Quantity:
- Payment:
- Shipping:
Inventory:203
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Product details
Overview
MGC3130-I/MQ from Microchip Technology is a 3D gesture recognition and motion tracking controller IC implementing patented GestIC® electrical near-field sensing. It delivers real-time x/y/z positional data and classified hand gestures (flick, circular, touch/tap) using five analog Rx inputs and one Tx output, operating at 44–115 kHz carrier frequency with 200 positions/sec update rate and <1 fF receiver sensitivity. It enables contactless UI in space-constrained consumer and industrial devices.
For engineers reviewing the MGC3130-I/MQ datasheet, MGC3130-I/MQ pinout, MGC3130-I/MQ application, or MGC3130-I/MQ equivalent, key selection criteria include on-chip Colibri Suite execution, deep-sleep power (9 µA), I²C interface configuration, QFN-28 package compatibility, and electrode material flexibility (PCB, ITO, conductive paint).
Technical Context
The MGC3130-I/MQ integrates a low-noise analog front end with frequency-adaptive input path for automatic noise suppression, a digital signal processing unit (SPU) running the Colibri Suite, and hardware-accelerated Hidden Markov Model (HMM)-based gesture classification. Its E-field sensing architecture uses one transmit electrode and five receive electrodes to detect femtofarad-level capacitance shifts caused by hand intrusion.
It supports autonomous operation via Gesture Port mapping to five EIO pins, programmable self-wake-up from deep sleep (9 µA), and on-chip auto-calibration across temperature (-20°C to +85°C) and environmental drift. Carrier frequency hopping and dual-stage (analog + digital) filtering ensure robustness against EMI without host intervention.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Gesture & Position Output | Real-time 3D hand position (x/y/z) + classified gestures (flick/circular/touch); enables host-free UI control |
| Detection Range | 0–10 cm free-space sensing; supports proximity-triggered wake-up and mid-air interaction |
| Position Rate | 200 positions/sec; ensures sub-5 ms latency for responsive motion tracking |
| Spatial Resolution | Up to 150 dpi; enables precise finger-level localization within sensing frame |
| Power Modes | Deep Sleep: 9 µA @ 3.3V; Self Wake-up: 110 µA; Processing: 20 mA - supports battery-powered designs |
| Carrier Frequency | 44–115 kHz; avoids regulated RF bands and provides immunity to radio interference |
| Receiver Sensitivity | <1 fF; detects minute hand-induced capacitance changes without external amplification |
| Operating Voltage | 3.3 V ±5%; single-supply operation with internal 3V analog and 1.8V digital regulators |
Pinout & Package
Package: 28-pin QFN (5 mm × 5 mm, 0.5 mm pitch), thermally enhanced with exposed pad (EXP) requiring ground connection.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCAPS | Power supply decoupling | Connect to VDD; stabilizes internal analog regulator reference |
| RX0–RX4 | Analog input | Five dedicated receive electrode inputs for spatial field sampling |
| TXD | Analog output | Transmit electrode driver; generates controlled E-field at 44–115 kHz |
| EIO0/TS–EIO7/SI3 | Configurable I/O | Eight extended I/Os; EIO0–EIO4 support gesture event mapping (toggle/pulse/high/low) |
| MCLR | Digital input | Active-low reset; requires external 10 kΩ pull-up for reliable initialization |
| VDD / VSS1–VSS3 | Power & ground | Separate analog/digital ground references (VSS2/VSS3) minimize noise coupling |
| VCAPA / VCAPD | Filter capacitor terminals | External 4.7 µF capacitors stabilize internal 3V analog and 1.8V digital LDOs |
| EXP | Thermal pad | Exposed pad must be soldered to PCB ground plane for thermal dissipation and EMI reduction |
Key Features
| Feature | Design Value |
|---|---|
| On-chip Colibri Suite | Full gesture classification and 3D position tracking executed internally - eliminates host CPU load and software development effort |
| Approach Detection with Self Wake-up | Autonomous periodic scanning at 110 µA enables instant wake-on-hand-approach without host polling |
| Multi-electrode E-field Architecture | One Tx + five Rx channels enable distortion-based 3D coordinate reconstruction - no optical components or cameras required |
| Electrode Material Agnosticism | Supports PCB traces, ITO layers, conductive paint, LDS, and foil - reduces BOM cost and enables seamless integration into existing mechanical designs |
| I²C Interface + Gesture Port | I²C (EIO4/SI0 & EIO5/SI1) configures parameters and streams raw/gesture data; five EIO pins deliver direct hardware-level gesture triggers |
| Noise Immunity Architecture | Combined on-chip analog filtering, digital filtering, and automatic frequency hopping suppresses ambient EMI without firmware tuning |
Applications
| Audio Control Interface | Notebook Proximity UI |
|---|---|
Use Scenario: Volume, mute, and playback control on smart speakers and soundbars using mid-air hand gestures. IC Role / Device Role / Timing Role: Primary 3D gesture sensor and position tracker; replaces physical buttons and IR remotes with zero-contact interaction. Use Value: Enables sleek, sealed industrial design with IP54-rated enclosures while maintaining responsive, low-latency control (200 Hz position rate). |
Use Scenario: Wake-from-sleep, screen dimming, and navigation gestures on premium ultrabooks and 2-in-1 laptops. IC Role / Device Role / Timing Role: Always-on proximity detector and gesture classifier; operates in deep-sleep mode (9 µA) until hand approach triggers full processing. Use Value: Extends battery life by eliminating continuous host polling; supports OEM-specific gesture sets via field-upgradable Colibri Library. |
| Smart Home Wall Switch | Medical Device Touchless Panel |
Use Scenario: Contactless light dimming, scene selection, and HVAC control on wall-mounted smart switches with glass or plastic overlays. IC Role / Device Role / Timing Role: Capacitive-free proximity and gesture engine; interfaces directly to MCU via I²C and drives status LEDs via EIO pins. Use Value: Eliminates mechanical wear and contamination risk; works through 10 mm non-conductive materials using low-cost PCB electrodes. |
Use Scenario: Sterile-mode operation of infusion pumps, diagnostic monitors, and surgical displays in clinical environments. IC Role / Device Role / Timing Role: Isolated gesture interface; processes all motion data on-chip to prevent host-side latency or software failure during critical procedures. Use Value: Meets IEC 60601-1 creepage/clearance requirements via galvanically isolated electrode layout; immune to glove interference and ambient light. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 3D gesture sensing applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPR121QR2 | Capacitive touch-only (2D), no position tracking or free-space gesture; 12-channel, no Tx/Rx E-field architecture | Limited to button/slider replacement; cannot detect flick, airwheel, or z-axis motion | Select only for simple proximity/touch where 3D motion is unnecessary |
| ADUX1020 | Optical time-of-flight sensor; requires lens, IR LED, and ambient light rejection; higher power (1.5 mA active) | Suitable for longer-range (up to 20 cm) but fails in direct sunlight or with dark gloves | Choose when depth imaging or object presence (not gesture semantics) is primary requirement |
Compared with MPR121QR2 and ADUX1020, the MGC3130-I/MQ uniquely delivers true 3D free-space gesture classification and real-time x/y/z position at ultra-low power using E-field sensing - enabling robust, material-agnostic, and optically invariant user interfaces without host processing overhead.
Availability
MGC3130-I/MQ is available at Aetrix Electronics and suitable for audio control interfaces, notebook proximity UIs, smart home wall switches, and medical device touchless panels requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.
Supply support for MGC3130-I/MQ includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Microchip Technology Inc. is a global semiconductor company specializing in microcontrollers, analog devices, and timing solutions, with a focus on embedded control and low-power system integration.
The MGC3130-I/MQ belongs to Microchip's GestIC® family of 3D gesture controllers, designed specifically for contactless human-machine interfaces in consumer, industrial, and medical applications where optical sensing fails.
FAQ
What is the primary sensing technology used by the MGC3130-I/MQ?
The MGC3130-I/MQ uses Microchip's patented GestIC® electrical near-field (E-field) sensing technology. It generates a low-frequency (44–115 kHz) electric field via a single transmit electrode and detects minute capacitance shifts (<1 fF) caused by hand intrusion using five receive electrodes. This enables true 3D gesture recognition and positional tracking without cameras, IR, or optical components - making it immune to ambient light, sound, and surface reflectivity.
Does the MGC3130-I/MQ support on-chip gesture processing, or is host CPU involvement required?
The MGC3130-I/MQ runs the full Colibri Suite on-chip, including Hidden Markov Model (HMM)-based gesture classification and real-time x/y/z position calculation. No host CPU processing is required for core gesture output - the MGC3130-I/MQ delivers preprocessed gesture events and positional data via I²C or direct EIO pin assertions. This reduces host firmware complexity and accelerates time-to-market.
What are the power consumption characteristics of the MGC3130-I/MQ in different operating modes?
The MGC3130-I/MQ offers three defined power states: Deep Sleep draws 9 µA @ 3.3V for always-on readiness; Programmable Self Wake-up consumes 110 µA during periodic approach scanning; and full Processing Mode draws 20 mA @ 3.3V during active gesture tracking. These modes are hardware-managed and configurable via the GestIC Library, enabling optimized energy use in battery-powered and AC-powered systems alike.
Can the MGC3130-I/MQ work with custom electrode materials like conductive paint or ITO layers?
Yes - the MGC3130-I/MQ is explicitly designed for electrode material flexibility. It supports printed circuit board traces, laser-direct structured (LDS) plastic, conductive paint, conductive foil, and standard touch panel ITO structures. Its high receiver sensitivity (<1 fF) and adaptive analog front end allow reliable operation across these low-cost, non-traditional electrode types without recalibration or performance loss.
How is the MGC3130-I/MQ configured and updated in the field?
The MGC3130-I/MQ is configured and updated via its I²C interface using the GestIC Library loader stored in on-chip Flash memory. The Colibri Suite firmware (gesture models, calibration parameters, EIO mappings) can be reloaded in-system using tools like Microchip's Aurea GUI or an embedded host controller - enabling field upgrades for new gestures, environmental adaptation, or application-specific tuning without hardware modification.
MGC3130-I/MQ Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Microchip Technology
- Series:
- -
- Package/Case:
- 28-VFQFN Exposed Pad
- Packaging:
- Tube
- Product Status:
- Active
- Applications:
- Graphics Controller
- Interface:
- -
- Voltage - Supply:
- -
- Supplier Device Package:
- 28-QFN (5x5)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
MGC3130-I/MQ FAQ
1.How can I place an order for MGC3130-I/MQ through Aetrix?
Please submit a Request for Quotation (RFQ) for MGC3130-I/MQ on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MGC3130-I/MQ reliable?
The price and inventory of MGC3130-I/MQ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MGC3130-I/MQ is usually 5 days.
3.What payment methods are accepted for MGC3130-I/MQ?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MGC3130-I/MQ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MGC3130-I/MQ?
MGC3130-I/MQ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MGC3130-I/MQ order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MGC3130-I/MQ?
For technical support, including MGC3130-I/MQ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MGC3130-I/MQ requirements.
6.How does Aetrix verify that MGC3130-I/MQ is sourced from the original manufacturer or authorized distributors?
All MGC3130-I/MQ products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MGC3130-I/MQ meets industry standards.
7.What is the process for return or replacement of MGC3130-I/MQ?
All MGC3130-I/MQ units undergo pre-shipment inspection (PSI). If there is an issue with MGC3130-I/MQ, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MGC3130-I/MQ part is unused and in its original packaging.
Return procedure for MGC3130-I/MQ:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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