ak5385b AKM Semiconductor, Inc., ak5385b Datasheet - Page 5

• Manufacturer Part Number: ak5385b
• Description: 24bit 192khz ?? Adc
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
MS0406-E-00
Pin #
11
12
16
27
26
28
3.0 ~ 5.25V
Digital
1
2
6
9
Compare PCB layout example between AK5385B and AK5394A
10µ
10µ
VREFL+
Lch Positive Voltage Reference Output Pin, 3.75V
VREFL−
Lch Negative Voltage Reference Output Pin, 1.25V
ZCAL
Zero Calibration Control Pin
This pin controls the calibration reference signal.
CAL
Calibration Active Signal Pin
SMODE2
Serial Interface Mode Select Pin
SMODE1
Serial Interface Mode Select Pin
FSYNC
Frame Synchronization Signal Pin
VREFR−
Rch Negative Voltage Reference Output Pin, 1.25V
VCOMR
Rch Common Voltage Pin, 2.75V
VREFR+
Rch Positive Reference Output Voltage, 3.75V
Normally connected to AGND with a large
electrolytic capacitor and connected to VREFL−
with a 0.22µF ceramic capacitor.
Normally connected to AGND with a large
electrolytic capacitor and connected to VREFL+
with a 0.22µF ceramic capacitor.
Normally connected to AGND with a large
electrolytic capacitor and connected to VREFR+
with a 0.22µF ceramic capacitor.
Normally connected to AGND with a large
electrolytic capacitor and connected to VREFR−
with a 0.22µF ceramic capacitor.
10µ
0.22µ
0.1µ
0.1µ
10
11
12
13
14
1
2
3
4
5
6
7
8
9
VREFL+
VREFL-
VCOML
AINL+
AINL-
ZCAL
VD
DGND
CAL
RSTN
SMODE2
SMODE1
LRCK
SCLK
Analog Ground
AK5394A
AK5394A
VREFR+
VREFR-
VCOMR
FSYNC
SDATA
AINR+
AGND
BGND
MCLK
AINR-
HPFE
DFS1
DFS0
VA
28
27
26
25
24
23
22
21
20
19
18
17
16
15
0.1µ
0.1µ
0.22µ
10µ
5V
Analog
10µ
10µ
- 5 -
3.0 ~ 5.25V
Digital
(short)
10µ
VREFL
Lch Voltage Reference Input Pin, AVDD
AVSS
Analog Ground Pin
CKS0
Master Clock Select 0 Pin
OVF
Analog Input Overflow Detect Pin
DIF
Audio Interface Format Pin
M/S
Master / Slave Mode Pin
CKS1
Master Clock Select 1 Pin
AVSS
Analog Ground Pin
TEST
Test Pin (Internal Pull-down Pin, typ. 100kΩ)
VREFR
Rch Voltage Reference Input Pin, AVDD
Normally, connected to AVSS with a 10µF
electrolytic capacitor and a 0.1µF ceramic capacitor.
(Internal Pull-down Pin, typ. 100kΩ)
(Internal Pull-down Pin, typ. 100kΩ)
Normally, connected to AVSS with a 10µF
electrolytic capacitor and a 0.1µF ceramic capacitor.
10µ
0.22µ
0.1µ
0.1µ
10
11
12
13
14
1
2
3
4
5
6
7
8
9
VREFL
AVSS
VCOM
LIN+
LIN-
CKS0
DVDD
DVSS
OVF
PDN
DIF
M/S
LRCK
BICK
Analog Ground
AK5385B
AK5385B
VREFR
AVDD
SDTO
MCLK
AVSS
TEST
AVSS
BVSS
HPFE
CKS1
DFS1
DFS0
RIN+
RIN-
28
27
26
25
24
23
22
21
20
19
18
17
16
15
0.1µ
0.1µ
10µ
5V
Analog
[AK5385B]
10µ
(short)
2005/08