Description
The SFM-V1.7 is a compact, high-resolution circular capacitive fingerprint sensor designed for secure biometric authentication. With a metal ring exterior and reliable capacitive touch technology, it delivers fast and accurate fingerprint recognition. Ideal for embedded systems, door locks, safes, and access control systems, the sensor supports UART communication and includes an onboard processor for fingerprint matching, storage, and template management.
Key Features
- Capacitive Sensing: Offers high sensitivity and accurate fingerprint capture
- All-in-One Module: Integrated image processing, storage, and matching engine
- Metal Ring Design: Durable and aesthetically suitable for consumer electronics
- UART Communication: Simple serial interface for easy integration with microcontrollers
- Quick Response: Fast recognition speed with low false acceptance/rejection rates
Specification
- Model: SFM-V1.7
- Sensor Type: Capacitive circular fingerprint sensor
- Recognition Speed: < 1 second
- Storage Capacity: Typically stores up to 100–200 fingerprints
- Communication Interface: UART (TTL logic)
- Supply Voltage: 3.3V to 6V
- Working Current: ~100mA during scanning
- Standby Current: < 20µA
- Scan Window Diameter: ~15mm
- Operating Temperature: -20°C to +60°C
- Module Dimensions: Approx. 24mm diameter x 7mm height
Application
- Smart locks and biometric safes
- Attendance systems and access control
- Personal security gadgets
- Consumer electronics with secure authentication
- Embedded systems requiring compact biometric modules