Biosensing
Analog Front End Biosignal Detection Chip
This chip can provide a high-precision monitoring solution for wearable products that continuously monitor a wide range of health signs parameters, including electrocardiogram (ECG), electromyogram (EMG), pulse rate (PPG), body temperature, bioimpedance (BioZ), biomarkers, etc.
Multi-parameter Detection
Including electrocardiogram (ECG), electromyogram (EMG), photoplethysmographic (PPG), body temperature, bioimpedance (BioZ), biomarkers, and mor.
Low power consumption
Less than 100nA during sleep, less than 4μA in standby mode, and as low as 35uA for continuous sampling.
High Flexibility
Programmable gain amplifier up to 120 times, the chip carries two transimpedance amplifiers, transimpedance amplifier bias voltage range of 0.3-2V, and its bias voltage accuracy is as high as 10-bit.
Highly Integrated
Integration of 256×18bit FIFO, the chip integrates programmable feedback resistors to reduce the user's PCB area, integration of on-chip temperature sensors, detection accuracy of 0.3°C.
Product parameters
| Category | Parameters | Detail |
| Operating Parameters | Supply Voltage | 2.8V-3.6V |
| Package and Size | WLCSP （2.4mm × 2.48mm） | |
| Op-Amp Bias Voltage | On-chip DAC（0.3V-2V） | |
| Op-Amp Noise | 2.2μV (0.1-10Hz) | |
| On-chip TIA feedback resistor | 200K-10M 16档 | |
| Programmable Gain Amplifier | 第一级（1，2，3，4，8，16，32）第二级 （1，2，3，4） | |
| ADC Accuracy | 16bit | |
| Chip Sleep Power Consumption | <100nA | |
| Standby Current | <4μA | |
| Continuous Sampling Power Consumption | <35μA | |
| Temperature Sensor | 0.3°C精度 | |
| Application | ECG detection, blood oxygen detection, wearable devices, etc. |
Hardware
BAF003 is an ultra-low power analog front-end (AFE) designed to capture physiological signals, which provides a high-precision monitoring solution for wearable products that continuously monitor a wide range of health signs parameters, including electroca
Document download
Follow us
Get in touch
Nanochap Electronics Co., Ltd
Melbourne: Suite 3, Level 4, 10 Queens road, Melbourne, VIC 3004, Australia.
Phone: +61432800985
Ho Chi Minh city: Level 19, TTC Building, 253 Hoang Van Thu, Ward 2, Tan Binh District, Ho Chi Minh city, Vietnam.
Phone: +84967096581
