AN-000231
Document Number: AN-000231 Page 2 of 10
Revision: 1.0
TABLE OF CONTENTS
1Scope and Purpose............................................................................................................................................................................. 3
2EV_MOD_CH101 Evaluation Module Board ...................................................................................................................................... 4
2.1 Pin Assignments ......................................................................................................................................................................... 4
2.2 Electrical Specifications.............................................................................................................................................................. 4
2.3 Schematic................................................................................................................................................................................... 4
2.4 Bill of Materials .......................................................................................................................................................................... 5
3Configuration, Programming, and Operation .................................................................................................................................... 6
3.1 Configuration and Programming................................................................................................................................................ 6
3.2 Operation ................................................................................................................................................................................... 6
4Mechanical Specifications.................................................................................................................................................................. 7
5Sensor Mounting and Beam Patterns ................................................................................................................................................ 8
5.1 Sensor Mounting........................................................................................................................................................................ 8
5.2 Beam Patterns............................................................................................................................................................................ 8
6Revision History ............................................................................................................................................................................... 10
LIST OF FIGURES
Figure 1. View of EV_MOD_CH101 evaluation module with an omnidirectional acoustic housing.......................................................... 3
Figure 2. EV_MOD_CH101 Schematic........................................................................................................................................................ 4
Figure 3. EV_MOD_CH101 Module Connection (EV_MOD_CH101 acoustic port is facing down) ............................................................ 5
Figure 4. Dimensions of the EV_MOD_CH101 assembly ........................................................................................................................... 7
Figure 5. Recommended EV_MOD_CH101 module mounting .................................................................................................................. 8
Figure 6. Beam pattern measurements of module in 100 mm plate (raw linear LSB units left, normalized dB right)..............................8
Figure 7. Beam pattern measurements of an EV_MOD_CH101 (w/o a mounting plate).......................................................................... 9
LIST OF TABLES
Table 1. EV_MOD_CH101 ZIF Connector Pin-Out...................................................................................................................................... 4
Table 2. Recommended Flat Flex Cable and Connector ............................................................................................................................ 5
Table 3. Bill of Material .............................................................................................................................................................................. 5
Table 4. Geometric Dimensions for EV_MOD_CH101 ............................................................................................................................... 7
