R307 – Optical Fingerprint Sensor Module
₹990.00 (Inclusive of GST)
- Sensor Type: Optical Fingerprint Sensor
- Resolution: 500 DPI
- Image Size (Captured): 192 × 192 pixels
- Internal Image Format: 256 × 256 grayscale
- Interface: UART Serial (TTL)
- Operating Voltage: 3.3V–5V
- Current Consumption:
- Active: ~70–75 mA
- Standby: < 50 µA
- Template Storage: On-board flash memory
Description
The R307 Optical Fingerprint Sensor is a widely used biometric identification module designed for accurate fingerprint acquisition, template storage, and user verification. Its optical sensing method ensures high reliability, durability, and resistance to environmental interference.
Key Characteristics
- High-precision optical imaging captures clear fingerprint patterns.
- Onboard DSP processor performs fingerprint image processing, feature extraction, and matching.
- Supports UART Communication for easy integration with Arduino, ESP32, Raspberry Pi, PIC, STM32, and other microcontrollers.
- Onboard Template Storage: Enrollment and matching occur internally, eliminating the need for external storage.
- Fast Authentication: Matching speed of 0.2 seconds.
- Biometric Security: Advanced anti-spoofing algorithms reduce false acceptances.
- User Feedback Features: Integrated LED indicators; some versions include buzzer support.
- Developer-Friendly: Manufacturers provide SDKs, libraries, and commands to simplify integration.
- Stable Performance: Works reliably within its temperature range and is suitable for indoor/outdoor embedded systems.
PACKAGE INCLUDES:
- 1 × R307 Optical Fingerprint Reader Sensor Module
- 1 × 6-pin UART Cable
Additional information
| Weight | 20 g |
|---|
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Applications
• Access Control Systems
• Attendance Management
• Security Systems
• Banking & Financial Authentication
• Healthcare & Patient Identification
• Smart Locks & Safe Boxes
• Government ID Verification
• IoT Devices & Smart Home Systems
• Automotive Security
• Embedded Authentication Systems
TECHNICAL SPECIFICATIONS
| Parameter | Value |
| Operating Voltage | 4.2–6V DC |
| Operating Current | ≤75 mA |
| Standby Current | < 50 µA |
| Verification Speed | ~0.2 sec |
| Scanning Speed | ~0.3 sec |
| Image Resolution | 192 × 192 pixels |
| DPI | 500 DPI |
| Character File Size | 256 bytes |
| Template Size | 512 bytes |
| FAR (False Acceptance Rate) | ≤0.0001% |
| FRR (False Rejection Rate) | ≤0.1% |
| Operating Temperature | –20°C to +50°C |
| Module Size | 46 × 21 × 23.5 mm |
| Weight | 20 g |
| Interface | UART (TTL) |
| Shipping Weight | 0.022 kg |
| Shipping Dimensions | 13 × 11 × 6 cm |
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