Product Datasheet
MIC0528 · 5CH MICARRAY
5-Channel MEMS Microphone Array with SSL
Rev 1.0 2026-04-20
Key Features
- 5-channel MEMS microphone array with integrated SSL (Sound Source Localization)
- Wide bandwidth: SSL mode 48,000 Hz (extended 96,000 Hz), High-speed mode 384,000 Hz — infrasound and ultrasound capable
- 8-LED ring instantly indicates detected sound direction — 1 yellow LED marks the 0° reference
- USB 2.0 High-Speed (480 Mbps) — UAC 2.0 and CDC dual-class support
- Plug-and-play: compatible with Linux / Windows / macOS, no driver required (UAC)
Product Image
Brief Specification
- Input Power 5 V / 300 mA
- Channels 5ch (SSL) · 1ch (High-Speed)
- Sample Rate 48,000 / 96,000 / 384,000 Hz
- Bit Depth 16-bit
- SSL Yes (5ch mode only) — spherical DOA output
- USB Class UAC 2.0 + CDC
- Interface USB 2.0 High-Speed
- Operating Temp. −20 °C ~ +70 °C
- Dimensions (L×W×H) 32.8 × 23.8 × 3.5 mm
Dimensions
Full Specification
5-Channel MEMS Microphone Array with SSLFull Technical Reference · MIC0528 · 5CH MICARRAY Rev 1.0
| Parameter | Condition / Mode | Value | Unit |
|---|---|---|---|
| Audio | |||
| Microphone Configuration | — | 5-element circular array (MEMS digital) | — |
| Operating Mode | SSL mode — Standard | 5ch · 48,000 Hz · 16-bit | — |
| Operating Mode | SSL mode — Extended | 5ch · 96,000 Hz · 16-bit | — |
| Operating Mode | High-speed mode | 1ch · 384,000 Hz · 16-bit | — |
| Sound Source Localization (SSL) | |||
| Angular Error | Azimuth / Elevation (Typical) | ±5 | ° |
| Update Rate | — | 100 | Hz |
| SSL Update Rate | — | 187.5 | Hz |
| SSL Frequency Range | Full | 100 – 12,000 | Hz |
| SSL Frequency Range | Practical | 1,000 – 10,000 | Hz |
| Output | — | DOA angle via CDC control channel | — |
| Power Supply | |||
| Supply Voltage (VDD) | Rated input | 5.0 | V DC |
| Supply Voltage (VDD) | Absolute maximum | 9.0 | V DC |
| Current Consumption | Active | 300 (typ.) | mA |
| Current Consumption | Standby | 20 | mA |
| Power Dissipation | T_amb = 25 °C | 1.5 (typ.) | W |
| USB Interface | |||
| USB Standard | — | USB 2.0 | — |
| Speed Mode | — | High-Speed | 480 Mbps |
| USB Class | — | UAC 2.0 (audio) + CDC (control) | — |
| UAC 2.0 Bit Depth | All modes | 16 | bit |
| UAC 2.0 Sample Rates — 1ch | High-speed mode · 16-bit | 24,000 / 48,000 / 96,000 / 192,000 / 384,000 | Hz |
| UAC 2.0 Sample Rates — 2ch / 6ch | Normal mode · 16-bit | 24,000 / 48,000 | Hz |
| Connector Type | — | USB Micro / SM04B-GHS-TBT | — |
| VBUS Input | — | 5.0 ± 0.25 | V |
| Environmental & Reliability | |||
| Operating Temperature | Continuous | −20 ~ +70 | °C |
| Storage Temperature | Non-condensing | −40 ~ +85 | °C |
| Humidity (Operating) | Non-condensing | 10 ~ 90 | % RH |
| Mechanical | |||
| Dimensions (L × W × H) | PCB + housing, excl. capsules | 32.8 × 23.8 × 3.5 | mm |
| Weight | PCB + housing, excl. capsules | 3.7 ± 0.3 | g |
| Mounting | — | 4× M3 screw | — |
| Acoustic Characteristics | |||
| Sensitivity | 1 kHz, 94 dB SPL | −26 ± 1 | dBFS |
| SNR | A-weighted, 94 dB SPL | 65 | dB(A) |
| Dynamic Range | A-weighted | 94 | dB |
| THD | 94 dB SPL, 1 kHz | < 1 | % |
| Acoustic Overload Point (AOP) | THD = 10% | 120 | dB SPL |
| Phase Deviation | 1 kHz | < 2 | ° |
| PSRR | 217 Hz | −75 | dB |
Document Revision History
| Version | Date | Description |
|---|---|---|
| v1.0 | 2026-04-20 | Initial Release |