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UART Fingerprint Sensor (D) – High-Performance Security Solution
Overview
The UART Fingerprint Sensor (D) is engineered for seamless integration into fingerprint verification systems, offering a compact design and advanced functionalities. This sensor utilizes a high-performance Cortex processor alongside a robust commercial fingerprinting algorithm, making it ideal for applications that demand precision and reliability.
Key Features
- User-Friendly Operation: Simple command interface allows users to operate the sensor without needing in-depth knowledge of fingerprint technology or module architecture.
- Advanced Fingerprinting Functions: Supports essential operations such as enrolling fingerprints, matching them, acquiring images, and uploading features. The system ensures stable performance with rapid identification capabilities.
- Capacitive Touch Detection: The sensor features sensitive capacitive detection; a light touch on the collection window enables quick verification.
- Compact Integration: Combines both processor and sensor into one small chip, making it suitable for space-constrained applications.
- Omni-Directional Verification: Designed with a narrow stainless steel rim that supports 360-degree verification from any angle.
- Energy Efficient Design: An embedded human sensor allows the processor to enter sleep mode automatically when not in use, conserving power until activated by touch.
- Easy Connectivity: Equipped with an onboard UART connector for straightforward integration with hardware platforms like STM32 and Raspberry Pi1.
Specifications
- Sensor Type: Capacitive touch
- Resolution: 508 DPI
- Image Dimensions: 160 x 160 pixels
- Greyscale Levels: 8
- Sensor Size: R15.5 mm
- Fingerprint Storage Capacity: Up to 150 fingerprints
- Matching Speed: Less than 500 ms (for up to 100 fingerprints)
- False Acceptance Rate (FAR): Below 0.001%
- False Rejection Rate (FRR): Below 0.1%
- Operating Voltage Range: 2.7V – 3.3V
- Current Consumption:
– Operating: Less than 50 mA
– Sleep Mode: Less than 16 µA
- Electrostatic Discharge Protection:
– Contact Discharge: Up to ±8 kV
– Air Discharge: Up to ±15 kV
- Communication Interface & Baud Rate:
– Port Type: UART
– Baud Rate: 19200 bps
- Operating Conditions: Temperature range of -20°C to +70°C; Humidity between 40% RH and85% RH without condensation.
15.Storage Conditions: Temperature range of -40°C to +85°C; Humidity below85% RH without condensation.
Specification:
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