ak5359 AKM Semiconductor, Inc., ak5359 Datasheet - Page 13

• Manufacturer Part Number: ak5359
• Description: 24-bit 192khz ?? Adc
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
Figure 4 shows the system connection diagram. An evaluation board is available which demonstrates application circuits,
the optimum layout, power supply arrangements and measurement results.
MS0428-E-00
Note:
Note:
Analog 5V
Digital 3.3V
Rch In
Lch In
- AGND and DGND of the AK5359 should be distributed separately from the ground of external digital devices
- All digital input pins should not be left floating.
- The CKS1 pin should be connected to VA or AGND.
- AGND and DGND must be connected to the same analog ground plane.
(MPU, DSP etc.).
Digital Ground
10u
10u
10u
10u
Controller
+
+
+
+
System
2.2u
0.1u
0.1u
1
2
3
4
5
6
7
8
Figure 4. Typical Connection Diagram
AINR
AINL
CKS1
VCOM
AGND
VA
VD
DGND
Figure 5. Ground Layout
SYSTEM DESIGN
AK5359
- 13 -
Analog Ground
Analog Ground
MCLK
SDTO
LRCK
CKS0
CKS2
SCLK
PDN
DIF
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
AINR
AINL
CKS1
VCOM
AGND
VA
VD
DGND
AK5359
MCLK
SDTO
LRCK
CKS0
CKS2
SCLK
PDN
DIF
Audio
Controller
16
15
14
13
12
11
10
Mode
Control
System Ground
9
Reset
[AK5359]
2005/09