AK5554 Datasheet, PDF (7/68 Pages) Asahi Kasei Microsystems – 4-Channel Differential 32-bit ADC

■ Handling of Unused Pin
The unused I/O pins should be connected appropriately.
1. PCM Mode
Classification
Analog
Digital
Pin Name
AIN1-4P, AIN1-4N
VREFH1-2
VREFL1-2, NC
TDMIN, TEST
SDTO1-2, OVF
2. DSD Mode
Classification
Analog
Digital
Pin Name
AIN1-4P, AIN1-4N
VREFH1-2
VREFL1-2, NC
TDM0, TDM1, TEST
DSDDOL1-2, DSDDOR1-2, OVF
Note 2. Unused channels must be powered down.
[AK5554]
Setting
Open
Connect to AVDD
Connect to AVSS
Connect to DVSS
Open
Setting
Open
Connect to AVDD
Connect to AVSS
Connect to DVSS
Open
015099864-E-00
-7-
2016/03