ASAHI KASEI
[AK4564]
No. Pin Name
Headphone Amp
26 HPL
27 HPR
29 MUTET
I/O
FUNCTION
O
O
O
Lch Headphone Amp Output Pin
Rch Headphone Amp Output Pin
Headphone Amp MUTE Capacitor Pin
Speaker Amp Block
1
3
SP0
SP1
O
O
O
I
Speaker Amp positive Output Pin
Speaker Amp negative Output Pin
Analog Mixing Output Pin
ALC2 Input Pin
34 MOUT
35 MIN
Other Functions
Mute Pin
2
4
MUTE
PDN
I
I
“L”: Normal Operation, “H” MUTE
Reset & Power-down Pin
“L”: Reset & Power-down, “H”: Normal Operation
Beep Signal #2 Input Pin
25 BEEP2
36 BEEP1
I
I
Beep Signal #1 Input Pin
NOTE: All digital input pins must not be left floating.
MS0140-E-01
2002/07
- 4 -