CDB4228A Cirrus Logic Inc, CDB4228A Datasheet - Page 8

• Manufacturer Part Number: CDB4228A
• Description: Development Kit
• Manufacturer: Cirrus Logic Inc

Specifications of CDB4228A

• Silicon Manufacturer: Cirrus Logic
• Application Sub Type: Codec
• Kit Application Type: Audio / Video / TV
• Silicon Core Number: CS4228A
• Features: PC Software Provides Easy To Use Board & Device Control
• Kit Contents: Evaluation Board
• Rohs Compliant: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

8
Notes: *Default setting from factory
OSC PWR
JUMPER
RX PWR
JP2
VD
VL
S1
S2
S3
S4
S5
MCLK
Selects the supply voltage for the
CS4228A digital core.
Selects the supply voltage for the
CS4228A logic interface pins
Selects the supply voltage for the
Altera PLD I/O pins.
Connects power to the oscillator
Connects power and clocks to
the CS8414
Selects control port interface
Selects the CS4228A SDIN1,2,3
source in EXTRNL control mode
Selects the control port data for-
mat
Selects serial mode and DAP
clock directions in EXTRNL con-
trol mode.
Optional pin header select for
PURPOSE
TX-MCLK
Table 4. CDB4228A Jumper and Switch Settings
[1..0]
*1
0
2
3
Table 5. Transmitter Clock Divider Settings
Division Ratio
SPDIF MCLK
MUX MCLK
POSITION
MCLK
CLOSED*
Two wire*
EXTRNL
SPDIF*
1:1
1:2
1:3
1:4
OPEN
3.3V*
OSC
3.3V
3.3V
OFF
OFF
DAP
ON*
ON*
PP*
5V*
5V*
SPI
5V
Power and LRCLK and SCLK are connected
Power, LRCLK, and SCLK are disconnected
Parallel port control enabled.
EXTRNL CTRL header enabled
CS8414 data is routed to SDIN1,2,3
SDIN1,2,3 source is the DAP
Two wire control format
SPI control format
See external control mode section for more
information.
MCLK source is onboard oscillator.
MCLK source is CS8414 receiver
MCLK source is multiplexer
System MCLK
Rate
128
256
384
512
FUNCTION SELECTED
CDB4228A
DS511DB1