CAPACITIVE TYPE FINGERPRINT SENSOR
现在生物识别解决方案中最普遍使用的是指纹识别，拥有自主开发的静电容量方式的指纹识别传感器和指纹识别算法。BF10A
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Feature
- 静电容量方式指纹触摸传感器
- 使用低电力设计
- 适用Bezel, 对noise强。
- 可以进行喷雾涂布表面处理。
- 可以感知到最大120um厚度。
Specification
| Basic items | Parameters | Description |
| Sensing | Pixel Array | 88R * 88C |
| Pixel resolution | 500 DPI | |
| Supply voltage | Analog Core | 1.8V |
| IO VDD | 1.8V / 3.3V | |
| Operating average current | Image Capture mode | 1mA |
| Finger Detection mode | 40uA | |
| Junction temperature | Operating temperature | -40 ~ 125℃ |
| Host interface | Mode 0 SPI | Up to 12MHz |
| IRQ | Interrupt signal to inform the sensor status | |
| ESD | HBM | Up to ±2kV |
BF30A
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Feature
- 静电容量方式指纹触摸传感器
- 指纹传感器触摸模式 (Tap/double-Tap/Holding mode)
- 使用低电力设计
- 未适用Bezel。
- 喷雾涂布 / 可以进行盖子玻璃表面处理。
- 可以感知最大230um厚度。
Specification
| Basic items | Parameters | Description |
| Sensing | Area | 160R * 160C |
| Pixel resolution | 508 DPI | |
| Supply voltage | Analog Core | 3.3V |
| IO VDD | 1.8V / 3.3V | |
| Operating average current | Image Capture mode | 5mA |
| Finger Detection mode | 35uA | |
| Junction temperature | Operating temperature | -40 ~ 125℃ |
| Host interface | Mode 0 SPI | Up to 12MHz |
| IRQ | Interrupt signal to inform the sensor status | |
| ESD | HBM | Up to ±8kV |
BF50A
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Feature
- BF30A Pixel Array修改版本。
- 指纹传感器触摸模式。
- Finger Detection/Click, Flexible size image capture, image read with accelerating or rotating
Specification
| Basic items | Parameters | Description |
| Sensing | Area | 96R * 176C |
| Pixel resolution | 508 DPI | |
| Supply voltage | Analog Core | 3.3V |
| IO VDD | 1.8V / 3.3V | |
| Operating average current | Image Capture mode | 5mA |
| Finger Detection mode | TBD | |
| Junction temperature | Operating temperature | -40 ~ 125℃ |
| Host interface | Mode 0 SPI | Up to 12MHz |
| IRQ | Interrupt signal to inform the sensor status | |
| ESD | HBM | Up to ±8kV |
