CS4330 Datasheet, PDF (26/38 Pages) Cirrus Logic – 8 Pin Stereo D/A Converter for Digital Audio

CDB4330, CDB4331, CDB4333
CONNECTOR
+5V
+3/+5V
GND
Digital Input
Optical Input
MCLK, SCLK,
LRCK
SDATA
AOUTL
AOUTR
INPUT/OUTPUT
input
input
input
input
input
input
input
input/output
input/output
output
output
SIGNAL PRESENT
(VD+5V) for CS8412 and digital section
(VA+) for Analog output filter op-amp
(configured for +5V)
(VD+3/+5V) for Voltage Level Converter
(VA+3/+5V) for CS4330/31/33
ground connection from power supply
digital audio interface input via coax
digital audio interface input via optical
I/O for master, serial, and left/right clocks
I/O for serial data
left channel analog output
right channel analog output
Table 1. System Connections
JUMPER
CSLR/FCK
Clock
Select
J22
J23
M0
M1
M2
M3
PURPOSE
selects channel for
CS8412 channel status
information
Selects source of
system clocks and data
Selects MCLK as Input
or Output
CS8412 mode select
SCLK
Selects SCLK Mode
DEM_8412
Selects source of de-
emphasis control
* Default setting from factory
POSITION
L
R
*8412
EXT
*0
*1
*Low
*High
*High
*Low
INT
*EXT
*Low
High
FUNCTION SELECTED
See CS8412 data sheet for details
CS8412 clock/data source
External clock/data source
See Input/Output for Clocks and
Data section of text
See CS8412 data sheet
for details
Internal SCLK Mode
External SCLK Mode
CS8412 de-emphasis
De-emphasis input static high
Table 2. CDB4330 Jumper Selectable Options
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DS136DB2