ASAHI KASEI
[AK4360]
PIN/FUNCTION
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
Pin Name
MCLK
PDN
BICK
SDATA
LRCK
MT0
MT1
DEM
MUTEN
BOOST
CKS
DIF
AOUTR
AOUTL
NC
HPGND
HPVCC
TST3
VCOM
I/O
I
I
I
I
I
I
I
I
I
I
I
I
O
O
-
-
-
O
O
Function
Master Clock Pin
Power-Down Pin (Internal pull-down pin)
When at “L”, the AK4360 is in power-down mode and is held in reset.
The AK4360 should always be reset upon power-up.
Audio Serial Data Clock Pin
Audio Serial Data Input Pin
Input/Output Channel Clock Pin
MUTE Timer select Pin
De-emphasis Enable Pin
When at “H”, de-emphasis of fs=44.1kHz is enabled.
Mute pin (Internal pull-down pin)
When at “L”, analog outputs are muted.
(Analog outputs are connected to HPGND.)
Low Frequency Boost Enable Pin
“H”: Enable “L”: Disable
Master Clock Select Pin
“L”: 256fs “H”: 384fs
Digital I/F format pin (Internal pull-down pin)
“L”: 16bit LSB justified, “H”: IIS compatible
Rch Analog Output Pin
Lch Analog Output Pin
NC pin (No internal bonding)
Ground Pin for Headphone Amplifier
Power Supply Pin for Headphone Amplifier
Test Pin (Always Open)
Common Voltage Pin, 0.48V (typ, respects to VSS)
Normally connected to VSS pin with a 0.1µF ceramic capacitor in parallel with
a 1.0µF electrolytic capacitor.
Reference Voltage Output Pin, 1.2V (typ, respects to VSS)
Normally connected to VSS pin with a 0.1µF ceramic capacitor in parallel with
a 1.0µF electrolytic capacitor.
Ground Pin for D/A Converter
Power Supply Pin for D/A Converter
Test Pin
Test Pin (Internal pull-down pin)
20
21
22
23
24
VREF
VSS
VDD
TST2
TST1
O
-
-
O
I
Note: All input pins except NC and pull-down pins should not be left floating.
MS0072-E-00
-3-
2001/01
AKM [ ASAHI KASEI MICROSYSTEMS ]
