ak5383 AKM Semiconductor, Inc., ak5383 Datasheet - Page 14

• Manufacturer Part Number: ak5383
• Description: Enhanced Dual Bit 96 Khz 24-bit Adc
• Manufacturer: AKM Semiconductor, Inc.

Figure 5 and 6 show the system connection diagram. An evaluation board[AKD5383] is available which demonstrates
the optimum layout, power supply arrangements and measurement results.
M0049-E-03
Notes:
System Ground
- AGND, BGND and DGND must be connected to the same analog ground plane.
- LRCK = fs, SCLK=64fs.
- Power lines of VA and VD should be distributed separately from the point
- All input pins except pull-down/pull-up pins should not be left floating.
with low impedance of regulator etc.
Cal Control
256fs
Reset &
+3.3~5V
Digital
Controller
System
Select
Mode
Digital Ground
@fs=48k
Controller
Lch+
Lch-
10µ
System
+
Analog Ground
10µ
fs
0.1µ
+
0.1µ
0.22µ
Figure 5. Typical Connection Diagram
10
11
12
13
14
1
2
3
4
5
6
7
8
9
Figure 6 Ground layout
SYSTEM DESIGN
VREFL
GNDL
VCOML
AINL+
AINL-
ZCAL
VD
DGND
CAL
SMODE2
SMODE1
LRCK
SCLK
RST
- 14 -
AK5383
Analog Ground
VCOMR
VREFR
FSYNC
SDATA
GNDR
AGND
BGND
MCLK
AINR+ 25
AINR-
HPFE
TEST
DFS
VA
10
11
12
13
14
1
2
3
4
5
6
7
8
9
28
27
26
24
23
22
21
20
19
18
17
16
15
VREFL
GNDL
VCOML
AINL+
AINL-
ZCAL
VD
DGND
CAL
SMODE2
SMODE1
LRCK
SCLK
RST
0.1µ
0.22µ
AK5383
0.1µ
+
10µ
Rch-
Rch+
VCOMR
VREFR
FSYNC
SDATA
GNDR
AGND
BGND
AINR+
AINR-
HPFE
MCLK
TEST
+
DFS
10µ
VA
28
27
26
25
24
23
22
21
20
19
18
17
16
15
+5V
Analog
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