ak4647 AKM Semiconductor, Inc., ak4647 Datasheet - Page 5

• Manufacturer Part Number: ak4647
• Description: Stereo Codec With Mic/hp-amp
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
Note 1. All input pins except analog input pins (MIN, LIN1, RIN1, LIN2, RIN2) should not be left floating.
Note 2. AVDD or AVSS voltage should be input to I2C pin.
MS0566-E-00
No. Pin Name
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
NC
MCKI
MCKO
NC
NC
TEST1
TEST2
HVDD
HVSS
HPR
HPL
MUTET
NC
NC
ROUT
LOUT
NC
MIN
NC
RIN2
IN2−
LIN2
IN2+
LIN1
IN1−
RIN1
IN1+
MPWR
I/O
O
O
O
O
O
O
O
-
I
-
-
-
-
-
-
-
-
-
I
-
I
I
I
I
I
I
I
I
No Connect.
No internal bonding. This pin should be left floating.
External Master Clock Input Pin
Master Clock Output Pin
No Connect.
No internal bonding. This pin should be left floating.
No Connect.
No internal bonding. This pin should be left floating.
Test Pin 1
This pin should be open.
Test Pin 2
This pin should be open.
Headphone & Speaker Amp Power Supply Pin
Headphone & Speaker Amp Ground Pin
Rch Headphone-Amp Output Pin
Lch Headphone-Amp Output Pin
Mute Time Constant Control Pin
No Connect.
No internal bonding. This pin should be left floating.
No Connect.
No internal bonding. This pin should be left floating.
Rch Stereo Line Output Pin
Lch Stereo Line Output Pin
No Connect.
No internal bonding. This pin should be left floating.
Mono Signal Input Pin
No Connect.
No internal bonding. This pin should be left floating.
Rch Analog Input 2 Pin (MDIF2 bit = “0”: Single-ended Input)
Microphone Negative Input 2 Pin (MDIF2 bit = “1”: Full-differential Input)
Lch Analog Input 2 Pin (MDIF2 bit = “0”: Single-ended Input)
Microphone Positive Input 2 Pin (MDIF2 bit = “1”: Full-differential Input)
Lch Analog Input 1 Pin (MDIF1 bit = “0”: Single-ended Input)
Microphone Negative Input 1 Pin (MDIF1 bit = “1”: Full-differential Input)
Rch Analog Input 1 Pin (MDIF1 bit = “0”: Single-ended Input)
Microphone Positive Input 1 Pin (MDIF1 bit = “1”: Full-differential Input)
MIC Power Supply Pin
Connected to HVSS pin with a capacitor for mute time constant.
- 5 -
Function
[AK4647]
2006/11