AK4372 Datasheet, PDF (4/62 Pages) Asahi Kasei Microsystems – DAC with built-in PLL & HP-AMP

[AK4372]
■ Comparison with AK4370/71
1 Function
Function
Analog Mixing
PLL
Internal VREF
Hands-free Amp
AK4370
2-Stereo
Single-ended Input
or Full-differential Input
No
No
No
Ta
−30 ∼ +85°C
Package
24 pin QFN
(4mm x 4mm, 0.5mm pitch)
AK4371
3-Stereo
Single-ended Input
or Full-differential Input
Yes
Yes
Yes
−30 ∼ +85°C
32 pin QFN
(4mm x 4mm, 0.4mm pitch)
AK4372
1-Stereo + 1-Mono
Single-ended Input
or Full-differential Input
Yes
No
No
AK4372ECB: −30 ∼ +85°C
AK4372VCB: −40 ∼ +85°C
24 pin CSP
(2.5mm x 2.5mm, 0.4mm pitch)
2 Register (difference from AK4370/71)
Addr
00H
01H
02H
03H
04H
05H
06H
07H
08H
09H
0AH
0BH
0CH
0DH
0EH
0FH
10H
11H
12H
13H
Register Name
Power Management 0
PLL Control
Clock Control
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
PMVREF
FS3
PLL4
0
ATS
ATTL7
ATTR7
HPG1
0
0
0
0
0
RIN3HR
0
RIN3R
0
0
RIN3M
0
D6
D5
D4
D3
D2
PMPLL PMLO MUTEN PMHPR PMHPL
FS2
FS1
FS0
PLL3 PLL2
0
M/S MCKAC
BF
PS0
MONO1 MONO0 BCKP LRP
DIF2
DATTC LMUTE SMUTE BST1 BST0
ATTL6 ATTL5 ATTL4 ATTL3 ATTL2
ATTR6 ATTR5 ATTR4 ATTR3 ATTR2
HPG0 MINHR MINHL RINHR LINHL
LOG MINR MINL RINR LINL
0
0
0
ATTS3 ATTS2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
RIN3HL LIN3HR LIN3HL RIN2HR RIN2HL
HPZ HMUTE ATTH4 ATTH3 ATTH2
RIN3L LIN3R LIN3L RIN2R RIN2L
0
L3M L3HM L2M L2HM
0
0
0
0
LDIFM
LIN3M RIN2M LIN2M RIN1M LIN1M
PMMO MOG MMUTE ATTM3 ATTM2
These bits are changed from the AK4370/71.
These bits are deleted in the AK4372.
These bits are deleted in the AK4370.
D1
PMDAC
PLL1
PS1
DIF1
DEM1
ATTL1
ATTR1
DARHR
DARR
ATTS1
0
0
0
LINHR
ATTH1
LINR
LM
LDIFH
DARM
ATTM1
D0
PMVCM
PLL0
MCKO
DIF0
DEM0
ATTL0
ATTR0
DALHL
DALL
ATTS0
0
0
0
RINHL
ATTH0
RINL
LHM
LDIF
DALM
ATTM0
MS0684-E-02
-4-
2008/12