AK5554 Datasheet, PDF (63/68 Pages) Asahi Kasei Microsystems – 4-Channel Differential 32-bit ADC

13. Recommended External Circuits
Figure 72 shows recommended external connection.
Mode
Setting
Controller
[AK5554]
Mode
Setting
Digital 3.3V
AIN1+
AIN1
DIF0/
37 _DSDSEL0
38 _DIF1/DSDSEL1
39 _TDM0
40 _TDM1
41 _{PSN/CAD0_SPI}
42 _I2C
43 _DP
44 _HPFE/DCKS
45 _LDOE
46 _ODP
47 _AIN1P
48 _AIN1N
AK5554
Top View
MSN 24
PW2 23
PW1 22
PW0 21
PDN 20
VDD18 19
DVSS 18
TVDD 17
MCLK 16
TEST 15
AIN4P 14
AIN4N 13
Mode
Setting
0.1 4.7
+
Controller
+
0.1 10
Digital 3.3V
Master Clock
AIN4+
AIN4
Figure 72. Typical Connection Diagram
Note 27. All digital input pins must not be allowed to float.
015099864-E-00
- 63 -
2016/03