VM2020 Coupon PCB User Guide Rev 1.0 By Shin Nagpal Vesper PCB User Gide General Description This document describes the C-VM2020 Coupon PCB evaluation board. The coupon PCB provides a quick and simple way of evaluating the differential analog output VM2020 microphone. The board consists of a VM2020 bottom port MEMS microphone and a 0.1uF power supply bypass capacitor along with an edge connector. The user can simply use a corresponding female connector (CW Industries CWR-170-10-0000) or solder wires to make good electrical contact to the power and output pins of the microphone. Pinout and Pin Descriptions The board is shown in Figure 1 as follows and the corresponding pins in table 1 have been labeled: Figure 1. VM2020 Coupon PCB (Edge Connector recommendation is provided below) Vesper Technologies Inc. Rev 1.0 th 77 Summer St, 8 floor FEB2019 Boston, MA - 02110 Vesper VM2020 Coupon PCB User Guide Board Pin Name Description 1 Gnd Ground 2 Vout - Analog Output - 3 Vout + Analog Output + 4 Gnd Ground 5 Vdd Power Supply 2.25V to 3.6V DC Table 1: Pin Configuration Edge Connector VM2020 Coupon PCB can be used with an Edge connector from CW Industries with part number CWR-170-10-0000. Supply range for Vdd is 2.25V 3.6V Figure 2: Connections on VM2020 Coupon PCB and Edge Connector CWR-170-10-0000 Vesper Technologies Inc. 2 Rev1.0 th 77 Summer St, 8 floor FEB2019 Boston, MA - 02110