ak4651 AKM Semiconductor, Inc., ak4651 Datasheet - Page 6

• Manufacturer Part Number: ak4651
• Description: 16bit ?? Codec With Mic/hp/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
Note: All input pins except analog input pins should not be left floating (XTI/MCKI, PLL0, SDATAOUT, SYNC,
MS0503-E-00
No. Pin Name
G8
H9
G9
D8
D9
C8
C9
B9
A9
A8
B8
F8
F9
E8
E9
J8
RESETN and PLL1 pins).
MICOUT
MDT
RIN
MPE
LIN
EXT
MIC+
INT
MIC−
MPI
AUXIN−
AUXIN+
MVREF
VCOM
AVSS2
AVDD2
BEEP
NC
VCOC1
VCOC2
I/O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
-
-
I
-
Microphone Analog Output Pin
Microphone Detect Pin (Internal pull down by 500kΩ) (RNMD bit = “0”)
Rch Line Input Pin (RNMD bit = “1”)
MIC Power Supply Pin for External Microphone (LNMP bit = “0”)
Lch Line Input Pin (LNMP bit = “1”)
External Microphone Input Pin (Single-ended Input: MDIF bit = “0”)
Microphone Positive Input Pin (Differential Input: MDIF bit = “1”)
Internal Microphone Input Pin (Single-ended Input: MDIF bit = “0”)
Microphone Negative Input Pin (Differential Input: MDIF bit = “1”)
MIC Power Supply Pin for Internal Microphone
Mono AUX Negative Input Pin
Mono AUX Positive Input Pin
MIC Power Supply Reference Voltage Output Pin
Common Voltage Output Pin
Analog Ground 2 Pin
Analog Power Supply 2 Pin
Mono Beep Signal Input Pin
No Connect Pin
Output 1 Pin for Loop Filter of PLL Circuit
Output 1 Pin for Loop Filter of PLL Circuit
Bias voltage of ADC inputs and DAC outputs.
No internal bonding. This pin should be open or connected to the ground.
This pin should be connected to DVSS with a resistor (10kΩ) and a capacitor
(4.7nF) in series.
This pin should be connected to DVSS with a resistor (10kΩ) and a capacitor
(4.7nF) in series.
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Function
[AK4651]
2006/04