CDB4334 Просмотр технического описания (PDF) - Cirrus Logic
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CDB4334 Datasheet PDF : 14 Pages
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CDB4334/8/9
JUMPER
CSLR/FCK
M0
M1
M2
M3
PURPOSE
Selects channel for CS8414
channel status information
CS8414 mode selection
SCLK
Selects SCLK Mode
DEM_8414
HDR1-6
MCLK
Left Channel
Filter
Right Channel
Filter
Selects source of de-emphasis
control
Selects source of clocks and
audio data
Selects High-Rate or Base-Rate
Modes
Selects Active 3-pole or passive
single-pole filter
Selects Active 3-pole or passive
single-pole filter
POSITION
HI
LO
*High
*Low
*High
*Low
INT
*EXT
*8414
DEM
*8414
EXT
x1
÷2
Active
Passive
Active
Passive
FUNCTION SELECTED
See CS8414 Datasheet for details
See CS8414 Datasheet for details
Internal SCLK Mode
External SCLK Mode
CS8414 de-emphasis
De-emphasis input static high
Selects CS8414 as source
Digital I/O header becomes an source
Selects Base Rate Mode
Selects High Rate Mode
Selects 3-pole active filter
Selects Single-pole passive filter
Selects 3-pole active filter
Selects Single-pole passive filter
*Default setting from factory
Notes:
The CS8414 data format requires the CS4338 to operate in the external serial clock mode.
Table 3. CDB4338 Jumper Selectable Options
JUMPER
CSLR/FCK
M0
M1
M2
M3
PURPOSE
Selects channel for CS8414
channel status information
CS8414 mode selection
SCLK
Selects SCLK Mode
DEM_8414
HDR1-6
MCLK
Left Channel
Filter
Right Channel
Filter
Selects source of de-emphasis
control
Selects source of clocks and
audio data
Selects High-Rate or Base-Rate
Modes
Selects Active 3-pole or passive
single-pole filter
Selects Active 3-pole or passive
single-pole filter
POSITION
HI
LO
*Low
*High
*High
*Low
INT
*EXT
*8414
DEM
*8414
EXT
x1
÷2
Active
Passive
Active
Passive
FUNCTION SELECTED
See CS8414 Datasheet for details
See CS8414 Datasheet for details
Internal SCLK Mode
External SCLK Mode
CS8414 de-emphasis
De-emphasis input static high
Selects CS8414 as source
Digital I/O header becomes an source
Selects Base Rate Mode
Selects High Rate Mode
Selects 3-pole active filter
Selects Single-pole passive filter
Selects 3-pole active filter
Selects Single-pole passive filter
*Default setting from factory
Table 4. CDB4339 Jumper Selectable Options
DS248DB2
27
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