Cirrus Logic CDB42428 - Manual (Page 8)

CDB42428
8
10 Ground CDB GND - -
11 Master MUTE to all Outputs CTRL EXT_MUTE 74VHC125 VLC
12 Ground CDB GND - -
13 Master RESET CTRL EXT_RESET Diode -
14 Ground CDB GND - -
15 CS424xx Interrupt (Programmable) CS424xx EXT_HDR_INT 74VHC125 VLC
16 Ground CDB GND - -
17
Enable external I
2
C interface
CTRL EXT_EN_SCL 74VHC125 VLS
18 Ground CDB GND - -
19
Enable external I
2
C interface
CTRL EXT_EN_SDA 74VHC125 VLS
20 Ground CDB GND - -
Header
Pin #
Signal Description Source Schematic Signal Name Buffer Buffer
Voltage
Table 3. CS424xx External Control Header Signals (Continued)