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1.3
DEM-DAI3793A/3794A EVM Description
DEM-DAI3793A/3794A EVM Description
Table 1-1. PCM3793A/94A Terminal Functions (continued)
TERMINAL
NAME
PCM3793ARHB
PCM3794ARHB
I/O
DESCRIPTION
SCKI
7
7
I
System clock
SPOLN
14
–
O
Speaker output L-channel for negative (PCM3793A only)
SPOLP
15
–
O
Speaker output L-channel for positive (PCM3793A only)
SPORN
10
–
O
Speaker output R-channel for negative (PCM3793A only)
SPORP
11
–
O
Speaker output R-channel for positive (PCM3793A only)
V
CC
20
20
–
Analog power supply
V
COM
18
18
–
Analog common voltage
V
DD
5
5
–
Power supply for digital core
V
IO
4
4
–
Power supply for digital I/O
V
PA
12
12
–
Power supply for power amplifier
The DEM-DAI3793A/3794A evaluation module permits user control of the entire PCM3793A/94A system.
The EVM allows users to test playback with and without digital input; recording through digital input/output
with an optical cable or RCA jacks; a line input/output; stereo speaker output (PCM3793A only);
stereo/mono headphone output; and stereo/mono microphone input, as shown in
Figure 1-3
.
Figure 1-3. DEM-DAI3793A/3794A EVM System Diagram
SBAU127 – July 2007
Description
15
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Summary of Contents for DEM-DAI3793A
Page 1: ...DEM DAI3793A 3794A EVM User s Guide July 2007 AIP Consumer Audio TI Japan SBAU127...
Page 2: ...2 SBAU127 July 2007 Submit Documentation Feedback...
Page 16: ...Description 16 SBAU127 July 2007 Submit Documentation Feedback...
Page 72: ...Schematic PCB Layout and Bill of Materials 72 SBAU127 July 2007 Submit Documentation Feedback...