BenutzerhandbuchInhaltsverzeichnisTable of Contents3Preface91 Description111.1 Introduction—PCM3793A/94A121.1.1 Key Features121.2 Pin Assignments and Terminal Functions141.3 DEM-DAI3793A/3794A EVM Description152 Getting Started172.1 Electrostatic Discharge Warning182.2 Unpacking the EVM182.3 Default Configuration193 Set-Up Guide213.1 Basic Operating Set-Up223.2 Software Control and Operation223.2.1 User Interface Panel223.2.2 Power On/Off Sequence233.2.3 Module Function Controls233.2.3.1 Power Up/Down243.2.3.2 Record263.2.3.3 Playback283.2.3.4 ALC (Automatic Level Control)303.2.3.5 Signal Processing I313.2.3.6 Signal Processing 2343.2.3.7 Analog Path353.2.3.8 Audio Interface373.2.3.9 Status Detect383.2.3.10 Digital Amplifier393.2.4 LC89052T (DIR: Digital Audio I/F Receiver) Control Window393.2.4.1 Audio Clock/Data Control Options393.2.5 Register Setting History403.2.5.1 Modifying a .csv File413.2.6 Register Direct Access424 Switches and Connectors434.1 Overview444.2 Motherboard444.3 Daughter Card #1 (PCM3793A)464.4 Daughter Card #2 (DIR: LC89052T and DIT: DIT4096)485 Evaluation and Measurements495.1 Slave Mode With Audio Precision SYS-2722 (Default Setting)505.2 Master Mode with Audio Precision SYS-2722525.3 Combined Master and Slave Modes With PSIA-2722545.4 Measurements for Dynamic Characteristics555.4.1 Digital-to-Analog (D/A) Performance565.4.2 Analog-to-Digital (A/D) Performance575.4.3 Speaker Output Power Performance575.4.3.1 LC Low-Pass Filter585.4.4 Amplitude Versus Frequency Performance595.4.4.1 A/D Spectrum595.4.4.2 D/A Spectrum605.5 Connection Diagram for Practical Applications615.5.1 Filter Consideration for Speaker Output626 Schematic, PCB Layout, and Bill of Materials636.1 Schematics646.2 Printed Circuit Board Layout666.3 Component List71A Reference .csv Files, Interfacing to DSPs, and Package Information73A.1 Reference .csv Files74A Related Signal Flow Diagrams75A.2 Interfacing to DSPs98A.2.1 Register Control with DSP Interface99A.3 Package Information99Important Notices100Größe: 2,64 MBSeiten: 101Language: EnglishHandbuch öffnen