User Manual

10 DS680F2
CS42L52
3/1/13
1.1 I/O Pin Characteristics
Input and output levels and associated power supply voltage are shown in the table below. Logic levels
should not exceed the corresponding power supply voltage.
Power
Supply
Pin Name I/O Internal
Connections
Driver Receiver
VL
RESET Input - - 1.65 V - 3.47 V, with Hysteresis
AD0 Input - - 1.65 V - 3.47 V, with Hysteresis
SCL Input - - 1.65 V - 3.47 V, with Hysteresis
SDA Input/
Output
- 1.65 V - 3.47 V, CMOS/Open
Drain
1.65 V - 3.47 V, with Hysteresis
MCLK Input - - 1.65 V - 3.47 V
LRCK Input/
Output
Weak Pullup
(~1 M)
1.65 V - 3.47 V, CMOS 1.65 V - 3.47 V
SCLK Input/
Output
Weak Pullup
(~1 M)
1.65 V - 3.47 V, CMOS 1.65 V - 3.47 V
SDOUT Output Weak Pullup
(~1 M)
1.65 V - 3.47 V, CMOS
SDIN Input - - 1.65 V - 3.47 V
VA SPKR/HP Input - - 1.65 V - 2.63 V
VP
SPKR_OUTA+ Output - 1.6 V - 5.25 V Power MOSFET -
SPKR_OUTA- Output - 1.6 V - 5.25 V Power MOSFET -
SPKR_OUTB+ Output - 1.6 V - 5.25 V Power MOSFET -
SPKR_OUTB- Output - 1.6 V - 5.25 V Power MOSFET -