ASAHI KASEI
[AK4537]
Comparison with AK4534
1. Function
Function
Line Input
Mic Input
IPGA
Stereo Line Output
SPK-Amp Gain Select
MOUT Gain Select
Path from IPGA Lch to Analog
Output
2. Pin
pin#
1
2
3
6
42
43
46
47
51
52
3. Register
Addr
00H
01H
02H
03H
05H
07H
0EH
0FH
10H
AK4534
No
Mono
Mono
No
No
No
No
AK4537
Yes (Stereo)
Stereo
Stereo
Yes
Yes
Yes
Yes
AK4534
MICOUT
TST1
EXT
INT
TST2
TST3
TST4
TST5
AIN
NC
AK4537
MICOUTL
MICOUTR
EXT/MICR
INT/MICL
ROUT
LOUT
RIN2
LIN2
LIN1
RIN1
Contents
PMIPGL (IPGA Lch Power Control) is added.
PMLO (Stereo Line Output Power Control) is added.
SPKG (SPK-Amp Output Power Select) is added.
MOGN (MOUT Gain Select) is added.
MICM (IPGA Lch
→
MOUT) is added
PSLO (Stereo Line Output Power Save Mode Select) is added.
MICL (IPGA Lch
→
LOUT/ROUT, HP-Amp, SPK-Amp) is added.
HPLM, HPRM (HP-Amp Mono Output Select) is deleted.
HPM (HP-Amp Mono Output Select) is added.
IPGAC (IPGA Control) is added.
ATTM (IPGA Lch
→
MOUT ATT Select) is added.
ATTS2-0 (IPGA Lch
→
LOUT/ROUT, HP-Amp, SPK-Amp ATT Select) is added.
IPGAR6-0 (Rch IPGA Control) is added.
PMADR (ADC Rch Power Control) is added.
PMMICR (MIC-amp Rch Power Control) is added.
PMIPGR (IPGA Rch Power Control) is added.
INL (IPGA Lch Input Select) is added.
INR (IPGA Rch Input Select) is added.
MS0202-E-04
-4-
2005/04
AKM [ ASAHI KASEI MICROSYSTEMS ]
