CS42448 Datasheet, PDF (9/70 Pages) Cirrus Logic – 108 dB, 192 kHz 6-in, 8-out CODEC

1.1 Digital I/O Pin Characteristics
Various pins on the CS42448 are powered from separate power supply rails. The logic level for each input
should adhere to the corresponding power rail and should not exceed the maximum ratings.
Power
Rail
VLC
VLS
VA
Pin Name I/O
RST
Input
SCL/CCLK Input
SDA/CDOUT Input/
Output
AD0/CS
Input
AD1/CDIN Input
INT
Output
MCLK
Input
ADC_LRCK Input/
Output
ADC_SCLK Input/
Output
ADC_SDOUT1-3 Input/
(ADC3_SINGLE) Output
DAC_LRCK Input/
Output
DAC_SCLK Input/
Output
DAC_SDIN1-4 Input
AUX_LRCK Output
AUX_SCLK Output
AUX_SDIN Input
MUTEC Output
Driver
-
-
1.8 V - 5.0 V, CMOS/Open Drain
-
-
1.8 V - 5.0 V, CMOS/Open Drain
-
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
-
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
-
3.3 V - 5.0 V, CMOS
Table 1. I/O Power Rails
Receiver
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS, with Hysteresis
1.8 V - 5.0 V, CMOS, with Hysteresis
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
-
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
-
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
1.8 V - 5.0 V, CMOS
-
-
1.8 V - 5.0 V, CMOS
-
DS648PP2
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