ASAHI KASEI
[AK4370]
■
Comparison with AK4368
1 Function
Function
Analog Mixing
MCKI at EXT Mode
HP-Amp Output Volume
HP-Amp Hi-Z Setting
PLL
3D Enhancement
ALC
Package
AK4368
1-Stereo + 1-Mono
Single-ended Input
256fs/512fs/1024fs,
12.288MHz(max)
No
No
Yes
Yes
Yes
41BGA (4mm x 4mm)
AK4370
2-Stereo
Single-ended Input
or Full-differential Input
256fs/384fs/512fs/768fs/1024fs,
24.576MHz(max)
0 to –63dB & +12/+6/0dB
1.5dB step (0 to –30dB)
3dB step (–30 to –63dB)
Yes
No
No
No
24QFN (4mm x 4mm)
2
Register (difference from AK4368)
Register Name
Power Management
Clock Control 0
Clock Control 1
Mode Control 0
Mode Control 1
DAC Lch ATT
DAC Rch ATT
Headphone Out Select 0
Lineout Select 0
Lineout ATT
Reserved
Reserved
Reserved
Headphone Out Select 1
Headphone ATT
Lineout Select 1
Mono Mixing
Differential Select
Reserved
Reserved
D7
0
FS3
0
0
ATS
ATTL7
ATTR7
HPG1
0
0
REF7
0
0
0
0
0
0
0
0
0
D6
D5
D4
D3
PMPLL
PMLO
MUTEN PMHPR
FS2
FS1
FS0
PLL3
0
M/S
MCKAC
BF
MONO1 MONO0
BCKP
LRP
DATTC LMUTE SMUTE
BST1
ATTL6
ATTL5
ATTL4
ATTL3
ATTR6
ATTR5
ATTR4
ATTR3
HPG0
LIN2HR LIN2HL RIN1HR
LOG
LIN2R
LIN2L
RIN1R
0
0
0
ATTS3
REF6
REF5
REF4
REF3
0
ALC
ROTM1 ROTM0
0
0
0
DP1
0
0
0
RIN2HR
HPZ
HMUTE ATTH4
ATTH3
0
0
0
RIN2R
0
0
0
L2M
0
0
0
0
0
0
0
0
0
0
1
0
These bits are added in the AK4370
These bits are deleted in the AK4370
D2
PMHPL
PLL2
PS0
DIF2
BST0
ATTL2
ATTR2
LIN1HL
LIN1L
ATTS2
REF2
LMAT1
DP0
RIN2HL
ATTH2
RIN2L
L2HM
0
0
0
D1
PMDAC
PLL1
PS1
DIF1
DEM1
ATTL1
ATTR1
DARHR
DARR
ATTS1
REF1
LMAT0
3D1
LIN1HR
ATTH1
LIN1R
L1M
LDIFH
0
0
D0
PMVCM
PLL0
MCKO
DIF0
DEM0
ATTL0
ATTR0
DALHL
DALL
ATTS0
REF0
RATT
3D0
RIN1HL
ATTH0
RIN1L
L1HM
LDIF
0
0
Addr
00H
01H
02H
03H
04H
05H
06H
07H
08H
09H
0AH
0BH
0CH
0DH
0EH
0FH
10H
11H
12H
13H
MS0595-E-00
-4-
2007/03
AKM [ ASAHI KASEI MICROSYSTEMS ]
