CS43122 View Datasheet(PDF) - Cirrus Logic
Part Name
Description
MFG CO.
'CS43122' PDF : 28 Pages View PDF
CS43122
AD1/CDIN
(Control Port Mode)
SCL/CCLK
(Control Port Mode)
SDA/CDOUT
(Control Port Mode)
M1
(Control Port Mode)
3 Address Bit 1 / Control Data Input (Input) - In 2 Wire Mode, AD1 is a chip
address bit. CDIN is the control data input line for the control port interface in SPI
mode.
4 Serial Control Interface Clock (Input) - In 2 Wire Mode, SCL clocks the serial
control data into or from SDA/CDOUT.
In SPI mode, CCLK clocks the serial data into AD1/CDIN and out of SDA/CDOUT.
5 Serial Control Data I/O (Input/Output) - In 2 Wire Mode, SDA is a data input/out-
put. CDOUT is the control data output for the control port interface in SPI mode.
14 Mode Select (Input) - This pin is not used in Control Port Mode and must be termi-
nated to ground.
18
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