The GT-521F32 Optical Fingerprint Module is a high-speed biometric authentication sensor designed for security, identification, and access control applications. Utilizing advanced fingerprint recognition technology, this optical scanner captures high-resolution fingerprint images and processes them using an on-board low-power 32-bit ARM Cortex-M3 processor.
This fingerprint module supports 200 fingerprint storage and offers both 1:1 verification and 1:N identification, making it ideal for multi-user access systems. The built-in wake-up on finger touch function ensures low power consumption, while its anti-scratch surface (≥5H hardness) enhances durability.
With support for UART and USB 2.0 communication, the GT-521F32 sensor can be easily integrated into embedded security systems, attendance tracking devices, and smart access controls. The module is also capable of reading and writing fingerprint templates and downloading raw bitmap images, allowing seamless fingerprint enrollment across multiple devices.
Key Features of GT-521F32 Fingerprint Scanner
- Ultra-Thin Optical Sensor – Provides high-speed & high-accuracy fingerprint recognition.
- Fast Authentication – Supports 1:1 verification & 1:N identification for secure access.
- Storage Capacity – Holds up to 200 fingerprints for multi-user applications.
- Advanced Image Processing – Converts fingerprints into digital templates for secure authentication.
- Wake-Up on Finger Function – Low power consumption with touch activation.
- Simple Connectivity – Supports UART & USB 2.0 for easy integration.
- Durable & Scratch-Resistant – ≥5H hardness surface ensures long-term performance.
Specifications : GT-521F32 Finger Print Module
- Sensor Type: Optical Fingerprint Scanner
- Processor: Low-Power 32-bit ARM Cortex-M3
- Storage Capacity: 200 fingerprints
- Verification Mode: 1:1 & 1:N
- Wake-Up Function: Yes
- Interface: UART & USB 2.0 (12 Mbps)
- TX & RX Levels: 3.3V
- External USB Converter Required: Yes
- Data Processing: Reads & writes fingerprint templates, supports raw bitmap image download
- Anti-Scratch Protection: ≥5H hardness
- Power Supply: 5V
- Operating Temperature: -20°C to 60°C
- Humidity Range: 10% - 85%
Package Details
1 x GT-521F32 Optical Fingerprint Module
Frequently Asked Questions (FAQs)
How does the GT-521F32 Optical Fingerprint Module work?
This optical fingerprint scanner captures a high-resolution fingerprint image, processes it using the 32-bit ARM Cortex-M3 processor, and converts it into a secure digital template for authentication.
Where can the GT-521F32 module be used?
It is ideal for access control systems, biometric authentication, security safes, attendance tracking, and smart IoT applications.
Does this fingerprint module support USB connectivity?
Yes, it supports USB 2.0 full-speed (12 Mbps), but an external UART-to-USB converter is required.
What is the storage capacity of the GT-521F32 fingerprint sensor?
The module can store up to 200 fingerprints for multi-user authentication.
How secure is the GT-521F32 fingerprint scanner?
It supports 1:1 and 1:N authentication, making it highly secure for access control and biometric security applications.
