MIAXIS® SM-66S3 is an integrated round semiconductor fingerprint module developed by Miaxis Biometrics, combining a semiconductor fingerprint sensor with a high-performance secure processor. It provides comprehensive fingerprint processing capabilities including image acquisition, feature extraction, template synthesis, storage, matching, and searching. The module supports downloading, matching, and searching fingerprint templates compliant with national ID standards.
OVERVIEW
MIAXIS® SM-66S3 is an integrated round semiconductor fingerprint module developed by Miaxis Biometrics, combining a semiconductor fingerprint sensor with a high-performance secure processor. It provides comprehensive fingerprint processing capabilities including image acquisition, feature extraction, template synthesis, storage, matching, and searching. The module supports downloading, matching, and searching fingerprint templates compliant with national ID standards.
FEATURES
Certificates:
Compliant with ISO/IEC 19794-2 & ANSI 378 biometric standards
High Image Quality
Capacitive fingerprint sensing technology ensuring clear and accurate image capture
Compact Design
Integrated module design with 17.5mm diameter and 5.0mm thickness
Strong Adaption
Self-adaptive parameter adjustment for dry and wet fingers
Excellent tolerance to deformed or low-quality fingerprints
Easy Integration
UART communication interface for flexible system integration
Simple command set for fast application development
Advanced Algorithm
Embedded second-generation minutiae and image pattern fingerprint algorithms for image processing, extraction, and matching
Supports 1:1 verification and 1:N identification
Adjustable security levels for various working environments
SM-66S3 Specifications
| Parameter | Detail |
| Module Size | Diameter 17.5 mm × Thickness 5.0 mm |
| Sensor Type | Semiconductor capacitive sensor |
| Image Array | 160 × 160 pixels |
| Image Resolution | 508 dpi |
| Power Supply | VDD_CTRL: DC 3.3V ± 0.3V; Vtouch: DC 3.3V ± 0.3V |
| Operating Current | ≤20 mA normal; Peak ≤50 mA; Low power ≤15 µA, typical 9 µA |
| Power-On Time | ≤70 ms |
| Fingerprint Capture Time | ≤120 ms |
| 1:1 Matching Time | ≤400 ms |
| 1:N Search Time | ≤1 s (N=100) |
| False Acceptance Rate (FAR) | ≤0.001% (Security Level 3) |
| False Rejection Rate (FRR) | ≤1.0% (Security Level 3) |
| Template Capacity | 100 templates |
| Communication Interface | UART |
| Operating Temperature Range | -30°C to +70°C |
| Storage Temperature Range | -30°C to +70°C |
| Operating Humidity | ≤90% RH non-condensing |
| ESD Protection | Contact ±8 kV, Air ±15 kV |
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