ES9080Q
Evaluation Board Manual
14/10/2020 1
Table of Contents
Quick Start.....................................................................................................................................................2
Board Overview.............................................................................................................................................3
Device Under Test (DUT)...........................................................................................................................3
Auxiliary Bridge (AUX Bridge)....................................................................................................................3
Input/Output Paths.......................................................................................................................................4
External I2S Digital Audio to DAC..............................................................................................................4
AUX Bridge USB Digital Audio to DAC.......................................................................................................5
Power Supply Options...................................................................................................................................6
Board Level Power Sources.......................................................................................................................6
Chip Level Supplies....................................................................................................................................6
Power Source Select .................................................................................................................................6
Amplifier Supplies.....................................................................................................................................6
Register Configuration ..................................................................................................................................7
ESS Suite GUI.............................................................................................................................................7
Schematic....................................................................................................................................................10
Top ..........................................................................................................................................................10
ES9080.....................................................................................................................................................11
AUX Bridge ..............................................................................................................................................12
Power......................................................................................................................................................13
Digital I/O Conditioning ..........................................................................................................................14
Layout..........................................................................................................................................................15
Top ..........................................................................................................................................................15
Inner 1.....................................................................................................................................................16
Inner 2.....................................................................................................................................................17
Bottom ....................................................................................................................................................18
Revision History ..........................................................................................................................................19
