AK4537 Datasheet, PDF (6/76 Pages) Asahi Kasei Microsystems – 16-Bit ΔΣ Stereo CODEC with MIC/HP/SPK-AMP

ASAHI KASEI
[AK4537]
No. Pin Name
27 NC
28 DVDD
29 DVSS
30 XTO
31
XTI
MCKI
32 M/S
33 SPP
34 SPN
35 HVDD
36 HVSS
37 HPR
38 HPL
39 MUTET
40 MIN
41 MOUT2
42 ROUT
43 LOUT
44 MOUT−
45 MOUT+
46 RIN2
47 LIN2
48 BEEPM
49 BEEPR
50 BEEPL
51 LIN1
52 RIN1
I/O
Function
-
No Connect.
This pin should be left floating.
- Digital Power Supply Pin
- Digital Ground Pin
O X’tal Output Pin
I X’tal Input Pin
I External Master Clock Input Pin
I
Master / Slave Mode Pin
“H” : Master Mode, “L” : Slave Mode
O Speaker Amp Positive Output Pin
O Speaker Amp Negative Output Pin
- Headphone Amp Power Supply Pin
- Headphone Amp Ground Pin
O Rch Headphone Amp Output Pin
O Lch Headphone Amp Output Pin
O
Mute Time Constant Control Pin
Connected to HVSS pin with a capacitor for mute time constant.
I ALC Input Pin
O Analog Mixing Output Pin
O Rch Stereo Line Output Pin
O Lch Stereo Line Output Pin
O Mono Line Negative Output Pin
O Mono Line Positive Output Pin
I Rch Analog Input 2 Pin (LINE Input)
I Lch Analog Input 2 Pin (LINE Input)
I Mono Beep Signal Input Pin
I Rch Stereo Beep Signal Input Pin
I Lch Stereo Beep Signal Input Pin
I Rch Analog Input 1 Pin (MIC Input)
I Lch Analog Input 1 Pin (MIC Input)
Note: All input pins except analog input pins (INT, EXT, LIN1, RIN1, MIN, BEEPM, BEEPL, BEEPR, LIN2 and RIN2)
should not be left floating.
MS0202-E-04
-6-
2005/04