Datasheet TMD2635 (AustriaMicroSystems) - 2

TMD2635 −
General Description
Applications
The TMD2635 applications for wearable products such as true-wireless stereo earbuds, glasses, and watches include:
•
Power control (automatic power up/down based on user insertion/removal)
•
Volume/mode control user detection (up/down/mute based on user touch/tap)
Block Diagram
The functional blocks of this device are shown below:
Figure 2: Functional Blocks of TMD2635
VDD Open Drain VDD3 GND Current Sink IR 940nm IR VCSEL Filter Lower Upper Proximity Near Prox ADC Prox Data Prox Thresholds Photo- Integration diode Proximity Control Interrupt Open INT Analog Mux Drain Output Far Photo- SCL diode I2C Wait Control Interface SDA
Page 2 ams Datasheet
Document Feedback [v1-00] 2019-Jul-17 Document Outline General Description Key Benefits & Features Applications Block Diagram Pin Assignment Absolute Maximum Ratings Electrical Characteristics Timing Characteristics Detailed Description Proximity Operation Proximity I²C Characteristics Alternate I²C Address Option I²C Write Transaction I²C Read Transaction Simplified State Diagram Register Description ENABLE Register (0x80) PRATE Register (0x82) PILTL Register (0x88) PILTH Register (0x89) PIHTL Register (0x8A) PIHTH Register (0x8B) PERS Register (0x8C) CFG0 Register (0x8D) PCFG0 Register (0x8E) PCFG1 Register (0x8F) REVID Register (0x91) ID Register (0x92) STATUS Register (0x9B) PDATAL Register (0x9C) PDATAH Register (0x9D) REVID2 Register (0xA6) SOFTRST Register (0xA8) PWTIME Register (0xA9) CFG8 Register (0xAA) CFG3 Register (0xAB) CFG6 Register (0xAE) PFILTER Register (0xB3) POFFSETL Register (0xC0) POFFSETH Register (0xC1) CALIB Register (0xD7) CALIBCFG Register (0xD9) CALIBSTAT Register (0xDC) INTENAB Register (0xDD) FAC_L Register (0xE5) FAC_H Register (0xE6) TEST9 Register (0xF9) Application Information PCB Pad Layout Packaging Drawings Tape & Reel Information Soldering & Storage Information Storage Information Moisture Sensitivity Shelf Life Floor Life Rebaking Instructions Laser Eye Safety Ordering & Contact Information RoHS Compliant & ams Green Statement Copyrights & Disclaimer Document Status Revision Information Content Guide